CS201 Introduction To Programming Solved Quizzes

Which of the following you consider while making the framework of your table?

► How to order the rows and columns

► How to align entries in the columns

► Where to place special notes

► All of them

Question No: 2 ( Marks: 1 ) - Please choose one

In which of the following bars are replaced by drawings that represent the thing described?

► Bar graphs

► Line Graphs

► Pictographs

► Photographs

Question No: 3 ( Marks: 1 ) - Please choose one

Complete the question tag: They worked for Kaufman's,

► Did they?

► Haven't they?

► Didn't they?

► Had they?

Question No: 4 ( Marks: 1 ) - Please choose one

Biased language that might offend the audience is based on ---------------

► Cultural bias, gender bias

► Cultural bias, nationality bias

► Unity bias, nationality bias

► None of them

Question No: 5 ( Marks: 1 ) - Please choose one

What is meant by the term 'Connotative'?

► It refers to the literal meaning of words.

► It refers to the associations that are connected to a certain word.

► It refers to general meaning of words.

► It refers to cognitive meaning of words.

Question No: 6 ( Marks: 1 ) - Please choose one

How can we increase the audience’s ability to absorb and remember information from a purely practical standpoint?

► Audience attention

► Presentation

► Speech

► The visual aids

Question No: 7 ( Marks: 1 ) - Please choose one

"I am currently studying veterinary medicine, and I am working part-time at an animal clinic." This statement in the introduction of the speech could best be described as:

► Gaining attention

► Revealing the topic

► Establishing credibility

► Bragging

Question No: 8 ( Marks: 1 ) - Please choose one

What is meant by task-facilitating roles?

► Suggesting decision-making procedures that will move the group towards the goal

► drawing out other members by showing verbal support

► offering to yield on a point in the interest of reaching mutually acceptable decision

► Drawing out other members by showing verbal and non verbal support, praise or

Agreement

Question No: 9 ( Marks: 1 ) - Please choose one

Choose the correct sentence.

► You may not enter Mr. Harris office without his permission.

► You may not enter Mr. Harrises office without his permission.

► You may not enter Mr. Harrises' office without his permission.

► You may not enter Mr. Harris's office without his permission.

Question No: 10 ( Marks: 1 ) - Please choose one

Choose the sentence with the correct punctuation.

► We ask, therefore; that you keep this matter confidential.

► We ask, therefore, that you keep this matter confidential.

► We ask; therefore, that you keep this matter confidential.

► We ask: therefore, that you keep this matter confidential.

Question No: 11 ( Marks: 1 ) - Please choose one

Choose the sentence with the correct punctuation.

► The order was requested six weeks ago, therefore I expected the shipment to arrive by now.

► The order was requested six weeks ago, therefore, I expected the shipment to arrive by now.

► The order was requested six weeks ago: therefore, I expected the shipment to arrive by now.

► The order was requested six weeks ago; therefore, I expected the shipment to arrive by now.

Question No: 12 ( Marks: 1 ) - Please choose one

Choose the sentence with the correct punctuation.

► The American flag has three colors: namely, red, white, and blue.

► The American flag has three colors, namely; red, white, and blue.

► The American flag has three colors; namely, red, white, and blue.

► The American flag has three colors namely, red, white, and blue.

Question No: 13 ( Marks: 1 ) - Please choose one

What is meant by intended reader?

► Simple reader

► Complex reader

► A member of a target audience

► Unplanned reader

Question No: 14 ( Marks: 1 ) - Please choose one

The act of considering or examining something in order to judge its value shows:

► Credibility

► Evaluation

► Conciseness

► All of them

Question No: 15 ( Marks: 1 ) - Please choose one

Which method is a bottom-up or generative approach to research?

► Pattern method

► Hypothesis method

► Inductive method

► Deductive method

Question No: 16 ( Marks: 1 ) - Please choose one

What are the best persuasive messages closely connected to?

► The indirect approach

► The positive aspects of your message

► The direct approach

► The desires and interests of the audience

Question No: 17 ( Marks: 1 ) - Please choose one

Choose the correct option.

A good business letter is simple and straightforward without being harsh or ----------.

► patriotic

► paternal

► patronizing

► panoramic

Question No: 18 ( Marks: 1 ) - Please choose one

Which type of Visual aid are three dimensions?

► Graphics

► Object

► Graph

► Picture

Question No: 19 ( Marks: 1 ) - Please choose one

Choose the correct option.

Feasibility reports are used:

► To analyze problems and predict practical alternatives

► To control problems, sell products and services

► To monitor and control production, sales, shipping, etc.

► To solve problems and supply facts

Question No: 20 ( Marks: 1 )- Please choose one

What is the typical sequence of interviews?

► Screening stage and final stage.

► Screening stage, selection stage, and final stage.

► Selection stage and final stage.

► There is no typical sequence of interviews.

Which one of these words is not a synonym for "business"?

► capital

► enterprise

► project

► venture

Question No: 2 ( Marks: 1 ) - Please choose one

In which of the following bars are replaced by drawings that represent the thing described?

► Bar graphs

► Line Graphs

► Pictographs

► Photographs

Question No: 3 ( Marks: 1 ) - Please choose one

Which of the following presents the main idea before the supporting data?

► Strategic plan

► Indirect plan

► Direct plan

► Business plan

Question No: 4 ( Marks: 1 ) - Please choose one

Which question is used to ask about residential status?

► What's your address?

► Where are you from?

► Where do you belong to?

► Please sign here.

Question No: 5 ( Marks: 1 ) - Please choose one

Which question asks for advice?

► What would you like to know?

► What should I do with my plastic bottles?

► I'm afraid I don't know where the entrance is.

► May I help you in any way?

Question No: 6 ( Marks: 1 ) - Please choose one

Why style guides are widely used in organizations?

► To achieve a uniform document

► To achieve consistency of style

► To achieve good results

► Both i & ii

Question No: 7 ( Marks: 1 ) - Please choose one

Claim letter is also called:

► Transmittal letter

► Credit refusing letter

► Adjustment letter

► Complaint letter

Question No: 8 ( Marks: 1 ) - Please choose one

Which of the following can be defined as follows

“It is not merely politeness with mechanical insertion of ‘please’ and ‘thank you’, rather it is politeness that grows out of respect and concern for others.”

► Clarity

► Courtesy

► Consideration

► Credibility

Question No: 9 ( Marks: 1 ) - Please choose one

Where we use proper tone from the beginning in a reasonable and understandable way?

► Neutral news message

► Bad news message

► Good news message

► Business message

Question No: 10 ( Marks: 1 ) - Please choose one

Which of the following composition process is used in general and specific purpose while developing profile?

► Composing business message

► Defining objectives

► Bad news message

► Planning business message

Question No: 11 ( Marks: 1 ) - Please choose one

Something that stands for or represents something else, especially an object representing an abstraction is called:

► Pagination

► Symbol

► Equation

► Acronyms

Question No: 12 ( Marks: 1 ) - Please choose one

Choose the correct sentence.

► Your award is richly-deserved.

► Your award is richly deserved.

► Your award is richly, deserved.

► Your award is richly; deserved.

Question No: 13 ( Marks: 1 ) - Please choose one

Which word in the following sentence should contain an apostrophe?

Phillipa cannot go to her friends party because her parents have no cars.

► can’not

► parents’

► friend’s

► car’s

Question No: 14 ( Marks: 1 ) - Please choose one

Choose the correct sentence.

► The tomatoes whom grow in her garden are unlike those you buy in a store.

► The tomatoes who grow in her garden are unlike those you buy in a store.

► The tomatoes that grow in her garden are unlike those you buy in a store.

► The tomatoes which grow in her garden are unlike those you buy in a store.

Question No: 15 ( Marks: 1 ) - Please choose one

Identify the correct subjects and verbs. The subjects are in bold and the verbs are underlined.

► In the newspaper, an interesting article appeared.

► In the newspaper, an interesting article appeared.

► In the newspaper, an interesting article appeared.

► In the newspaper, an interesting article appeared.

Question No: 16 ( Marks: 1 ) - Please choose one

Choose the sentence with the correct punctuation.

► I have been to San Francisco, California, Reno, Nevada, and Seattle, Washington.

► I have been to San Francisco California; Reno Nevada; and Seattle Washington.

► I have been to San Francisco, California; Reno, Nevada; and Seattle, Washington.

► I have been to San Francisco California, Reno Nevada, and Seattle Washington.

Question No: 17 ( Marks: 1 ) - Please choose one

Choose the sentence with the correct punctuation.

► Clothes are often made from synthetic material; for instance, rayon.

► Clothes are often made from synthetic material, for instance, rayon.

► Clothes are often made from synthetic material, for instance: rayon.

► Clothes are often made from synthetic material, for instance; rayon.

Question No: 18 ( Marks: 1 ) - Please choose one

Choose the correct sentence.

► The elections will be held on the first Tuesday, of November, 2008.

► The elections will be held, on the first Tuesday of November 2008.

► The elections will be held on the first Tuesday of November, 2008.

► The elections will be held on the first Tuesday of November 2008.

Question No: 19 ( Marks: 1 ) - Please choose one

Choose the correct sentence.

► I am asking if you would like to rollerblade together tomorrow?

► I am asking "if you would like to rollerblade together tomorrow"?

► I am asking "if you would like to rollerblade together tomorrow."

► I am asking if you would like to rollerblade together tomorrow.

Question No: 20 ( Marks: 1 ) - Please choose one

Choose the correct sentence.

► Jan asked? "What did Joe mean when he said, 'I will see you later.'"

► Jan asked, "What did Joe mean when he said, 'I will see you later?'"

► Jan asked, "What did Joe mean when he said, 'I will see you later'?"

► Jan asked, "What did Joe mean when he said, 'I will see you later'"?

Question No: 21 ( Marks: 1 ) - Please choose one

Which of the following report is often used when sending information to a reader outside the organization?

► Letter reports

► Business reports

► Formal reports

► Informal reports

Question No: 22 ( Marks: 1 ) - Please choose one

Choose the correct sentence.

► That is a problem who can't be solved without a calculator.

► That is a problem that can't be solved without a calculator.

► That is a problem whom can't be solved without a calculator.

► That is a problem which can't be solved without a calculator.

Question No: 23 ( Marks: 1 ) - Please choose one

Which of the following reports represent prefatory parts, text and supplementary parts?

► Formal reports

► Informal reports

► Analysis reports

► Progress reports

Question No: 24 ( Marks: 1 ) - Please choose one

How many elements are found in general superstructure of reports?

► Three

► Two

► Six

► Five

Question No: 25 ( Marks: 1 ) - Please choose one

While practicing your speech you should do all of the following except:

► Finish your speech without stopping to correct errors or to restart

► Practice in a singular setting

► Keep practice sessions brief

► Practice in various settings

Question No: 26 ( Marks: 1 ) - Please choose one

Which of the following proposal section is related to researcher’s investigation?

► Justification of the study

► Research question

► Definition of terms

► Purpose of the study

Question No: 27 ( Marks: 1 ) - Please choose one

How many elements are found in conventional superstructure for instructions?

► Three

► Four

► Five

► Two

Question No: 28 ( Marks: 1 ) - Please choose one

Choose the correct sentence.

► You are my friend, however, I cannot afford, to lend you any more money.

► You are my friend, however; I cannot afford to lend you any more money.

► You are my friend: however I cannot afford to lend, you any more money.

► You are my friend; however, I cannot afford to lend you any more money.

Question No: 29 ( Marks: 1 ) - Please choose one

How many categories of role playing are used in meetings?

► Three

► Two

► Four

► Five

Question No: 30 ( Marks: 1 ) - Please choose one

How many elements are found in the conventional superstructure of a progress report?

► Three

► Four

► Five

► Six

The result of 4%3 will be
2
1.5
1 1.33

Question # 2 of 10 ( Start time: 12:31:34 PM ) Total Marks: 1
While developing a program; should we think about the user interface?
Yes No

Question # 3 of 10 ( Start time: 12:32:03 PM ) Total Marks: 1
Which of the following is the right syntax to declare a variable in C++?
VariableName Datatype;
DataType = VariableName;
DataType VariableName; (DataType) VariableName;

Question # 4 of 10 ( Start time: 12:32:30 PM ) Total Marks: 1
What will be the resultant value of this expression x =17%3 ?
1
2
3
4

Question # 5 of 10 ( Start time: 12:32:50 PM ) Total Marks: 1
What will be the result of the expression k = ++m; if initially k = 0 and m = 5?
0
5
6 4

Question # 6 of 10 ( Start time: 12:33:08 PM ) Total Marks: 1
Function prototype is written,
Within main function
After the return statement in main
Before the return statement in main
Before call of that function

Question # 7 of 10 ( Start time: 12:34:02 PM ) Total Marks: 1
Switch statement can be used in place of _________ statement.
break
continue
Multiple if goto

Question # 8 of 10 ( Start time: 12:34:46 PM ) Total Marks: 1
In while loop the loop counter must be initialized,
With in the loop
Before entering the loop At the end of the loop
None of the given options

Question # 9 of 10 ( Start time: 12:35:28 PM ) Total Marks: 1
What logical error exists in the following arithmetic expression? X = 50 / ( 2 % 2 ) + 9
( ) parenthesis are not allowed in expressions
Division by zero will occur in this expression Order of the expression is not according to rules
We can not use % operator in expressions

Question # 10 of 10 ( Start time: 12:36:06 PM ) Total Marks: 1
Loops are _______________ Structure.
Decision
Sequential
Repetition pg 560
None of the given options

< and > both are _________ operators.Arithmetic
Relational
Logical PG 258Mathematical

Question # 2 of 10 Total Marks: 1
Find out the logical error in following lines of code. If (x = 10) cout << “x is 10”;10 should be enclosed in quotations
There is no semicolon at the end of if condition
Assignment operator should not be used for comparison
Variable x should not be inside parenthesis

Question # 3 of 10 Total Marks: 1
What will be the result of the expression j = i++; if initially j = 0 and i = 5?0
56
4

Question # 4 of 10 Total Marks: 1
Default mechanism of calling a function by passing it array is call by ________ and in case of passing variable is call by ________.Reference, Reference
Reference, value PG154, 119Value, Reference
Value, Value

Question # 5 of 10 Total Marks: 1
When the break statement is encountered in a loop’s body, it transfers the control ________from the current loop.Inside
OutsideTo break statement
To continue statement

Question # 6 of 10 Total Marks: 1
________statement is used to terminate the processing of a particular case and exit from switch structure.If
Goto
BreakContinue

Question # 7 of 10      Total Marks: 1
When the if statement consists of more than one statement then enclosing these statement in braces is _________.  Compulsory Optional
Not required
Relevant

Question # 8 of 10    Total Marks: 1
What will be the value of the variable output in the given piece of code? double output = 0; output = (2 + 2) * 4 + 2 / (4 – 2); 15
17 12
1

Question # 9 of 10   Total Marks: 1
If we assign 2.06721 to an integer variable x, what will be the output if we print x using cout<< statement? 22.1
2.06
2.07

Question # 10 of 10 Total Marks: 1
__________ will be used for clarity and to force the order of evaluation in an expression. " "
() PG32 ' '
[]

Q1- Determine the value of m and n after the execution of code given below.

int m = 44;

int* p = &m;

int& r = m;

int n = (*p)++;

int* q = p - 1;

++*q;

Assume that integers occupy 4 bytes and that m is stored in memory. (5 MARKS)

Q2- Write a program which defines two strings "Hello" and "Pakistan", merges both the strings using string manipulation function and displays on the screen. (5)

Q3- How the function strcpy() is different from the function strncpy() in terms of their working?Solution:

strcpy: copy a string to another string variable
strncpy: copy n characters of a string to another string

Q4- Determine the output of the given code segment.

#include <iostream.h>

main()

{

char *name[] = {"Ali", "Ahmad", "Riaz"};

int x;

int y;

x = sizeof(name);

y = sizeof(*name);

cout<<x<<endl<<y;

return 0;

}

many categories of role playing are used in meetings?

► Three

► Two

► Four

► Five

suppose we have int y[10]; To access the 4th element of the array we write_______
y[4];
y[3];
y[2];
none of given
From the following; which one is the range of Random number generator function rand()?
0 – 32768
1 – 32768
0 – 32767
1 – 32767
From following; which one is the correct syntax of an array initialize: Array size is 10 and it is of double data type to value 0?
arr[10] = {0.0};
double arr[10]= 0.0;
double arr[10] = {0.0};
double arr[] = 0.0;
The string in the array is terminated by a_____
zero
nil
null
one

In C/C++; by default arguments are passed by_____to a function.
Reference
Value
Type
Data
1
char name [] = “Hello World” ; In the above statement, a memory of_______characters will be allocated
13
11

12
10
_______Keyword is used to return some value from a function.
break
return
continue
goto
Which of the function call is call by value for the following function prototype? float add(int);
add(&x);
add(x);
add(int x);
add(*x);
The increment of a pointer depends on its_________.
variable

value
data type
None of the given
The ASCHI code of null character is_________
000
010
111
110

Pointers are a special type of __________in which a memory address is storedvariables
Location
Characters
None of the given

just for copy paste

Transpose of a matrix means that when we interchange rows and columns_____________

the first row becomes the Last columnthe first row becomes the first column
the Last row becomes the first column
the first column becomes the first row

Pointers store the ____________________value of a variable
memory address
characters
None of the given

Which of the following function call is “call by reference” for the following function prototype? int add (int *);add(&x);
add(int x);
add(x);
add(*x);

The name of the array is a constant pointer which contains the memory address of the ____________of the array.first element
Last element
second element
None of the given

array name always contains the memory address of the ___________of the array

entire elements
last elementfirst element
None of the given

At the___________, we try to break up the problem into functional units

analysis phasedesign phase
Implementation phase
None of the given

Q#2
__________ operator is used to pass the address of a variable in call by reference method.
Select correct option:
ANS: &

Question # 3 of 10 ( Start time: 09:46:29 PM ) Total Marks: 1
What will be the size of the array declared as int array[1000];
Select correct option:
ANS:
1000

Question # 4 of 10 ( Start time: 09:50:18 PM ) Total Marks: 1
Null character is used to indicate the __________ of string.
Select correct option:

ans:
end

Question # 5 of 10 ( Start time: 09:51:09 PM ) Total Marks: 1
X is an integer variable; what does X++ means,
Select correct option:

ans: Add one in x value

Question # 6 of 10 ( Start time: 09:52:36 PM ) Total Marks: 1
In C/C++; by default arguments are passed by _______ to a function.
Select correct option:
ans:
value

Question # 7 of 10 ( Start time: 09:53:26 PM ) Total Marks: 1
How many times the following do-while loop will execute? int k = 10; do { cout << "Statements" << endl; k -= 2; } while(k>0);
Select correct option:
ans: 5

Question # 8 of 10 ( Start time: 09:54:42 PM ) Total Marks: 1
_________ will be used for enclosing function statements into a block.
Select correct option:

ans:
( )

Question # 9 of 10 ( Start time: 09:55:48 PM ) Total Marks: 1
What is the output of the following code if the 3rd case is true switch (var) { case ‘a’: cout<<”apple”<<endl; case ‘b’: cout<<”banana”<<endl; case ‘m’: cout<<”mango”<<endl; default: cout<<”any fruit”<<endl; }
Select correct option:

ans: mango

Question # 10 of 10 ( Start time: 09:57:44 PM ) Total Marks: 1
All elements of an array must be of_________ data type(s).
Select correct option:

ans:

same

Question No: 1 ( Marks: 1 ) - Please choose one

The function of cin is

► To display message

► To read data from keyboard
► To display output on the screen ► To send data to printer

Question No: 2 ( Marks: 1 ) - Please choose one

In C/C++ language the header file which is used to perform useful task and manipulation of character data is

► cplext.h

► ctype.h
► stdio.h ► delay.h

The functions toupper and islower are part of the character handling library <ctype.h>

Question No: 3 ( Marks: 1 ) - Please choose one

How many parameter(s) function getline() takes? ► 0

► 1 ► 2
► 3

inFile.getLine(name, maxChar, stopChar); The first argument is a character array, the array should be large enough to hold the complete line. The second argument is the

maximum number of characters to be read. The third one is the character if we want to stop somewhere.

Question No: 4 ( Marks: 1 ) - Please choose one

Word processor is

► Operating system

► Application software
► Device driver

► Utility software

Question No: 5 ( Marks: 1 ) - Please choose one

For which values of the integer _value will the following code becomes an infinite loop?

int number=1;
while (true) {
cout << number;

if (number == 3) break;

number += integer_value; }

► any number other than 1 or 2 ► only 0

► only 1 ► only 2 Rational:

number += integer_value

above line decide the fate of loop so any thing other then zero leads to value of 3 which will quite the loop. Only zero is the value which keeps the loop infinite.

Question No: 6 ( Marks: 1 ) - Please choose one

Each pass through a loop is called a/an ► enumeration

► Iteration

► culmination ► pass through

Question No: 7 ( Marks: 1 ) - Please choose one

A continue statement causes execution to skip to ► the return 0; statement

► the first statement after the loop

► the statements following the continue statement ► the next iteration of the loop

continue statement is used, when at a certain stage, you don’t want to execute the remaining statements inside your loop and want to go to the start of the loop.

Question No: 8 ( Marks: 1 ) - Please choose one

What is the correct syntax to declare an array of size 10 of int data type? ► int [10] name ;

► name[10] int ; ► int name[10] ;
► int name[] ;

Question No: 9 ( Marks: 1 ) - Please choose one

Consider the following code segment. What will the following code segment display?

int main(){

int age[10] = {0};
cout << age ;
}

► Values of all elements of array ► Value of first element of array ► Starting address of array
► Address of last array element

Question No: 10 ( Marks: 1 ) - Please choose one

What will be the correct syntax to initialize all elements of two-dimensional array to value 0?

► int arr[2][3] = {0,0} ;

► int arr[2][3] = {{0},{0}} ;
► int arr[2][3] = {0},{0} ;

► int arr[2][3] = {0} ;

Question No: 11 ( Marks: 1 ) - Please choose one

How many bytes will the pointer intPtr of type int move in the following statement? intPtr += 3 ;

► 3 bytes ► 6 bytes ► 12 bytes
► 24 bytes

one int is 4 bytes so 4*3 = 12 bytes movement.

Question No: 12 ( Marks: 1 ) - Please choose one

If there are 2⁽ⁿ⁺¹⁾ elements in an array then what would be the number of iterations required to search a number using binary search algorithm?

► n elements

► (n+1) elements ► 2(n+1) elements ► 2⁽ⁿ⁺¹⁾ elements

Question No: 13 ( Marks: 1 ) - Please choose one

Which of the following operator is used to access the value of variable pointed to by a pointer?

► * operator
► -> operator ► && operator
► & operator

Question No: 14 ( Marks: 1 ) - Please choose one

The ________ statement interrupts the flow of control.

► switch

► continue ► goto

► break

Question No: 15 ( Marks: 1 ) - Please choose one

Analysis is the -------------- step in designing a program ► Last

► Middle

► Post Design ► First

analysis will be always followed by design and then code.

Question No: 16 ( Marks: 1 ) - Please choose one

Paying attention to detail in designing a program is _________ ► Time consuming

► Redundant

► Necessary

► Somewhat Good

In programming, the details matter. This is a very important skill. A good programmer always analyzes the problem statement very carefully and in detail. You should pay attention to all the aspects of the problem.

Question No: 1 ( Marks: 1 ) - Please choose one

A precise sequence of steps to solve a problem is called ► Statement

► Program ► Utility ► Routine

Question No: 2 ( Marks: 1 ) - Please choose one

The Compiler of C language is written in ► Java Language

► UNIX

► FORTRON Language ► C Language

The C language is so powerful that the compiler of C and other various operating systems are written in C.

Question No: 3 ( Marks: 1 ) - Please choose one

Initialization of variable at the time of definition is, ► Must

► Necessary

► Good Programming

► None of the given options

Question No: 4 ( Marks: 1 ) - Please choose one

In if structure the block of statements is executed only, ► When the condition is false

► When it contain arithmetic operators ► When it contain logical operators ► When the condition is true

Question No: 5 ( Marks: 1 ) - Please choose one

Which of the following function(s) is/are included in stdlib.h header file? ► double atof(const char *nptr)

► int atoi(const char *nptr)

► char *strcpy ( char *s1, const char *s2) ► 1 and 2 only

Question No: 6 ( Marks: 1 ) - Please choose one

Dealing with structures and functions passing by reference is the most economical method

► True

► False

Question No: 7 ( Marks: 1 ) - Please choose one

Pointer is a variable which store,

► Data

► Memory Address
► Data Type

► Values

Question No: 8 ( Marks: 1 ) - Please choose one

Preprocessor program perform its function before ______ phase takes place. ► Editing

► Linking

► Compiling ► Loading

The C preprocessor modifies a source code file before handing it over to the compiler. You're most likely used to using the preprocessor to include files directly into other files,

Question No: 9 ( Marks: 1 ) - Please choose one

Which of the following can not be a variable name? ► area

► _area

► 10area
► area2

Question No: 10 ( Marks: 1 ) - Please choose one

Which looping process is best, when the number of iterations is known? ► for

► while

► do-while

► all looping processes require that the iterations be known

Question No: 11 ( Marks: 1 ) - Please choose one

Which character is inserted at the end of string to indicate the end of string? ► new line

► tab

► null

► carriage return

null character inserted at the end of the string by C automatically

Question No: 12 ( Marks: 1 ) - Please choose one

How many bytes are occupied by declaring following array of characters?

char str[] = “programming”;

► 10

► 11 ► 12
► 13

11 plus one for null char (11+1= 12)

Question No: 13 ( Marks: 1 ) - Please choose one

Which of the following header file defines the rand() function? ► iostream.h

► conio.h ► stdlib.h
► stdio.h

The function is rand() and is in the standard library. To access this function, we need to include <stdlib.h> library in our program. This function will return a random number. The number can be between 0 and 32767.

Question No: 14 ( Marks: 1 ) - Please choose one

Commenting the code _____________________

► Makes a program easy to understand for others.

► Make programs heavy, i.e. more space is needed for executable. ► Makes it difficult to compile

► All of the given options.

Question No: 15 ( Marks: 1 ) - Please choose one

What's wrong with this for loop?

for (int k = 2, k <=12, k++)

► the increment should always be ++k

► the variable must always be the letter i when using a for loop ► there should be a semicolon at the end of the statement ► the commas should be semicolons

Question No: 16 ( Marks: 1 ) - Please choose one

For which array, the size of the array should be one more than the number of elements in an array?

► int

► double ► float ► char

Question No: 17 ( Marks: 1 )

To Which category of the software “Compiler and Interpreter” belongs?

They belong to system software.

There are two type of system software

1. Operating system

2. Language translators.

These are part of language translators

Question No: 18 ( Marks: 1 )

What is the result of the expression x = 2 + 3 * 4 - 4 / 2

first multiplies 3*4 = 12 then Division 4/2 = 2
2+12-2 = 12

Question No: 19 ( Marks: 2 )

Write a declaration statement for an array of 10 elements of type float. Include an initialization statement of the first four elements to 1.0, 2.0, 3.0 and 4.0.

float tmp [10] = {1.0,2.0,3.0,4.0};

Question No: 20 ( Marks: 3 )

Write down the output of the following code?
int array[7], sum = 0;

for(int i=0;i<7;i++)
{

array[i] = i;

sum+= array[i];
}

cout<< “ Sum = “ <<sum;

answer: 21

Loop will run times starts from zero and add values from 1 to 6 which is equal to 21

What will be the output of the following segment of C++ code?

int A[5] = {1 , 2, 3, 4};

int i;

for (i=0; i<5; i++) {

A[i] = 2*A[i];

cout << A[i] << " ";
}

2 4 6 8 0

Loops will run 5 times as its starting from zero. It will multiply the value of each item in array as last time is not initialized so it will multiply it with zero to give zero as output

Question No: 22 ( Marks: 10 )

Write a C++ program that will determine if a departmental store customer has exceeded the credit limit on a charge account.

Program should input the following facts in five variables

1. Account number

2. Balance at the beginning of month (Beginning balance)

3. total of all items charged by customer this month (charges)

4. total of all credits (credits)

5. allowed credit limit
Calculate the new balance

New balance = Beginning balance + charges - credits

Determine if new balance exceeds the allowed credit limit. For those customers whose credit limit is exceeded. The program should display the message “Credit Limit exceeded.”

Question No: 1 ( Marks: 1 ) - Please choose one_______

There are mainly------------------- types of software

►Two

►Three
►Four

►Five

Software is categorized into two main categories o System Software

o Application Software

Question No: 2 ( Marks: 1 ) - Please choose one____

In C/C++ the #include is called,

►Header file

►Preprocessor Directive ►Statement

►Function

Question No: 3 ( Marks: 1 ) - Please choose one___________

&& is------------------ operator.

►An arithmetic

►Logical

►Relational
►Unary

we use logical operators ( && and || ) for AND and OR respectively with relational operators.

Question No: 4 ( Marks: 1 ) - Please choose one_______

In flow chart, the symbol used for decision making is,

►Rectangle

►Circle

►Arrow

►Diamond

Question No: 5 ( Marks: 1 ) - Please choose one______

The correct syntax of do-while loop is,

►(condition ) while; do { statements; };
►{ statements; } do-while ();

►while(condition); do { statements; };
►do { statements; } while (condition);

Question No: 6 ( Marks: 1 ) - Please choose one___________

C++ views each file as a sequential stream of________________ . ►Bytes

►Bits

►0’s or 1’s

►Words

Question No: 7 ( Marks: 1 ) - Please choose one__________________

If the elements of an array are already sorted then the useful search algorithm is,

►Linear search

►Binary search ►Quick search
►Random search

In binary search algorithm, the ‘divide and conquer’ strategy is applied. This plies only to sorted arrays in ascending or descending order.

Question No: 8 ( Marks: 1 ) - Please choose one___________

The address operator (&) can be used with,

►Statement

►Expression ►Variable ►Constant

Question No: 9 ( Marks: 1 ) - Please choose one_______________

When a pointer is incremented, it actually jumps the number of memory addresses

►According to data type ►1 byte exactly

►1 bit exactly

►A pointer variable can not be incremented

Question No: 10 ( Marks: 1 ) - Please choose one______________

Each pass through a loop is called a/an

►enumeration

►iteration

►culmination
►pass through

Question No: 11 ( Marks: 1 ) - Please choose one_____________

Call by reference mechanism should be used in a program when there is

i. large amount of data to be passed

ii. small amount of data to be passed

iii. need to change the passed data

iv. no need to change the passed data

Choose the appropriate option for the above case.

► (i) and (ii) only

►(i) and (iii) only ►(ii) and (iii) only ►(ii) and (iv) only

Question No: 12 ( Marks: 1 ) - Please choose one________

Which of the following is the starting index of an array in C++? ►0

►1 ►-1

►any number

Question No: 13 ( Marks: 1 ) - Please choose one________

The return type of a function that do not return any value must be __________ ►int

►void ►double
►float

Question No: 14 ( Marks: 1 ) - Please choose one_________

Which of the following is an extension of header file?

►.exe

►.txt
►.h
►.c

What is the output of the following statement?

int i = 2.5; do { cout i * 2; } while (i > 3 && i < 10);

(a) 510

(b) 5

(d) error

Question No: 2 ( Marks: 1 ) - Please choose one

What does !(7) evaluate to in decimal where ! is a NOT operator?

(a) 7

(b) 8

(d) 10

Question No: 3 ( Marks: 1 ) - Please choose one

The condition in while loop may contain logical expression but not relational expression.

(a) True

(b) False

Question No: 4 ( Marks: 1 ) - Please choose one

Searching is easier when an array is already sorted

(a) True

(b) False

Question No: 5 ( Marks: 1 ) - Please choose one

If an array has 100 elements, what is allowable range of subscripts?

(a) 0 - 99

(b) 1 - 99

(d) 1 - 100

Question No: 6 ( Marks: 1 ) - Please choose one

What will be the value of ‘a’ and ‘b’ after executing the following statements?

a = 3;

b = a++;

(a) 3, 4

(b) 4, 4

(d) 4, 3

Question No: 7 ( Marks: 1 ) - Please choose one

What will be the correct syntax to initialize all elements of two-dimensional array to value 0?

(a) int arr[2][3] = {0,0} ;

(b) int arr[2][3] = {{0},{0}} ;

(d) int arr[2][3] = {0} ;

Question No: 8 ( Marks: 1 ) - Please choose one

Which of the following function returns the size of a string variable?

(a) strlength()

(b) stringlen()

(d) strLength()

Question No: 9 ( Marks: 1 ) - Please choose one

What will be the range of numbers generated by function rand () % 9?

(a) 0 to 9

(b) 1 to 9

(d) 1 to 8

Question No: 11 ( Marks: 1 ) - Please choose one

Computer can understand only machine language code.

(c) True

(d) False

Question No: 13 ( Marks: 1 ) - Please choose one

What does 5 ^ 6 , evaluate to in decimal where ‘^’ is Exclusive OR operator?

(a) True

(b) False

Detail:-

It mean

5 = 0101

6 = 0110

5 ^ 6 = 0011

If both input is same then the output is 0 and if different then output is 1

Question No: 14 ( Marks: 1 ) - Please choose one

If the file is not properly closed in the program, the program ____________.

(a) Terminate normally

(b) Indicate Runtime error

(d) Crashes

Question No: 15 ( Marks: 1 ) - Please choose one

Which of the following header file include string conversion functions?

(a) string.h

(b) stdlib.h

(d) sconvert.h

When the if statement consists more than one statement then enclosing these statement in curly braces is,

(a) Not required

(b) Good programming

(d) Must

The while loop becomes infinite,

(a) When the condition is always false

(b) . When the condition is less than zero

(c) When the condition is always true

(d) When the condition contains a logical operator

Which of the following function(s) is/are included in stdlib.h header file?

(a) double atof(const char *nptr)

(b) int atoi(const char *nptr)

(d) 1 and 2 only

If we want to store a string “abc” in an array str then the size of this array must be at least,

(a) 2

(b) 3

(d) 5

No executable code will be generated if error is found during translation of the program using interpreter.

(a) True

(b) False

Word processor is

(a) Operating system

(b) Application software

(d) Utility software

Which of the following is the correct syntax to print multiple values or variables in a single command using cout?

(a) cout << "Hello" + x + "\n";

(b) cout << "H" << x << "\n";

(d) cout << ("H" & x & "\n");

Which of the following is correct way to initialize a variable x of int type with value 10?

(a) int x ; x = 10 ;

(b) int x = 10 ;

(d) x = 10 ;

If there is more than one statement in the block of a for loop, which of the following must be placed at the beginning and the ending of the loop block?

(a) parentheses ( )

(b) braces { }

(d) arrows < >

Q10

Name of an array is a constant pointer.

(a) True

(b) False

Q11

How many bytes will the pointer intPtr of type int move in the following statement?

intPtr += 3 ;

(a) 3 bytes

(b) 6 bytes

(d) 24 bytes

Q12

What will be the value of ‘a’ and ‘b’ after executing the following statements?

a = 3;

b = a++;

(a) 3, 4

(b) 4, 4

(d) 4, 3

Q13

Loader loads the executable code from hard disk to main memory.

(a) True

(b) False

Q14

Which of the following is used with bit manipulation?

(a) Signed integer

(b) Un-signed integer

(c) Signed double

(d) Un-signed double

Q15

Which of the follwoing values C++ use to represent true and false?

(a) 1 and 0

(b) 1 and -1

(d) Any numerical value

Q16

The argument of the isdigit() function is ___________________

(a) a character,

(b) a C-string,

(d) None of the given options.

Compiler of C language is written in

► Java Language

► UNIX

► FORTRON Language

► C Language

Question No: 3 ( Marks: 1 ) - Please choose one

Initialization of variable at the time of definition is,

► Must

► Necessary

► Good Programming

► None of the given options

Question No: 4 ( Marks: 1 ) - Please choose one

In if structure the block of statements is executed only,

► When the condition is false

► When it contain arithmetic operators

► When it contain logical operators

► When the condition is true

Question No: 5 ( Marks: 1 ) - Please choose one

Which of the following function(s) is/are included in stdlib.h header file?

► double atof(const char *nptr)

► int atoi(const char *nptr)

► char *strcpy ( char *s1, const char *s2)

► 1 and 2 only

Question No: 6 ( Marks: 1 ) - Please choose one

Dealing with structures and functions passing by reference is the most economical method

► True

► False

Question No: 7 ( Marks: 1 ) - Please choose one

Pointer is a variable which store,

► Data

► Memory Address

► Data Type

► Values

Question No: 8 ( Marks: 1 ) - Please choose one

Preprocessor program perform its function before ______ phase takes place.

► Editing

► Linking

► Compiling

► Loading

Question No: 9 ( Marks: 1 ) - Please choose one

Which of the following can not be a variable name?

► area

► _area

► 10area

► area2

Question No: 10 ( Marks: 1 ) - Please choose one

Which looping process is best, when the number of iterations is known?

► for

► while

► do-while

► all looping processes require that the iterations be known

Question No: 11 ( Marks: 1 ) - Please choose one

Which character is inserted at the end of string to indicate the end of string?

► new line

► tab

► null

► carriage return

Question No: 12 ( Marks: 1 ) - Please choose one

How many bytes are occupied by declaring following array of characters?

char str[] = “programming”;

► 10

► 11

► 12

► 13

Question No: 13 ( Marks: 1 ) - Please choose one

Which of the following header file defines the rand() function?

► iostream.h

► conio.h

► stdlib.h

► stdio.h

Question No: 14 ( Marks: 1 ) - Please choose one

Commenting the code _____________________

► Makes a program easy to understand for others.

► Make programs heavy, i.e. more space is needed for executable.

► Makes it difficult to compile

► All of the given options.

Question No: 15 ( Marks: 1 ) - Please choose one

What's wrong with this for loop?

for (int k = 2, k <=12, k++)

► the increment should always be ++k

► the variable must always be the letter i when using a for loop

► there should be a semicolon at the end of the statement

► the commas should be semicolons

Question No: 16 ( Marks: 1 ) - Please choose one

For which array, the size of the array should be one more than the number of elements in an array?

► int

► double

► float

► char

Virtual University Of Pakistan

Saturday 17 May 2014

CS201 Introduction To Programming Solved Quizzes

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