PPSC Computer Science Topic 8 MCQ's Test Preparation

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MCQ's Test For PPSC Computer Science Topic 8 C Programming

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PPSC Computer Science Topic 8 C Programming

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Question # 1

In mixed mode expressions.

Question # 2

How many number of tokens are there in the following statement provided 'valeus' is an integer variable.
if value == 21)

Question # 3

An example of a value parameter is the code above is.

Question # 4

Suppose the return type of function f is void. Which one of the following statements is true.

Question # 5

What's wrong in the following statement provide K is a variable of type Int.
(k=2 , k <= 12, k++)

Question # 6

If a = Oxaa and b = a << 1 then

Question # 7

What is the output of the following program.
#include <studio. h>
int c [10]={1,2,3,4,5,6,7,8,9,10}
main ()
{int a, b =0:
for {a<10;++a)
if c[a]:
[romt f (%d" . n);}

Question # 8

What are the values of a, b are if the following code fragemnt is executed int a , b = 7
a=b<4? b << 1, b> 4?7 >> 1 a;

Question # 9

Which operator from the following has the lowest priority.

Question # 10

What is the base data type of a pointer variable by which the memory would be allocated to it.

Question # 11

It is necessary to declare the type of the function in the calling program if.

Question # 12

Which of the following is a not a keyword in C langauge.

Question # 13

The declaration int (*a)[8] : is

Question # 14

If suppose a variable 'a' is initialized as int a = oxff, then what will be output for the below code.
(a << 4>>12)? printf ("Humaira') printf (" iram")

Question # 15

The arguments in main () function are known as.

Question # 16

C program language vas developed by.

Question # 17

When a program is running the value of a constant

Question # 18

How many union members can be initialized.

Question # 19

Multiple macro can be defined by placing _____ at teh end of each line except the last.

Question # 20

Which one of the following will declare a pointer to an integer at address 0 x 200 in memory.

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PPSC ComputerScience Chapter 8 Important MCQ's

Sr.# Question Answer
1 The address of the starting element of an array is.
A. Represented by subscripted variable of the starting element.
B. Represented by the array name
C. Not used by the compiler
D. Represented by the size of the array
2 Which operator from the following has the lowest priority.
A. Assignment operator
B. Division operator
C. Common operator
D. Conditional operator
3 The size of an int must be greater than or equal to that of a
A. Long int
B. Short int
C. Float
D. Char
4 Which of the following is an advantage of using macros over functions.
A. Functions must have parameters, macros do not
B. The code associated with a function is expanded in line
C. Values passed to function must be of specific data type
D. The code associated with a function is not expanded in line.
5 Which one of the following will read a character from the keyboard and will store it in the variable.
A. c = getc ()
B. getc (&c)
C. c = getchar ()
D. c = getchar (stdin)
6 If you declare an array without stating the elements it will be set to
A. A null value
B. Zero
C. Garbage value
D. Set of words
7 What's wrong in the statement ? (x == 4 && y == 5) ? (a=5):(b=6):
A. The question mark should be an equal sign.
B. The first semicolon should be a colon
C. There are too many variables in the statement
D. None of abvoe
8 Information will be passed to the function via special identifier is called.
A. Arguments
B. Parameters
C. Both A and B above
D. Elements
9 The function sprint f ( ) works like print f ( ), but operates on.
A. Data file
B. String
C. Stderr
D. Stdin
10 Which of the following is a not a keyword in C langauge.
A. Void
B. Volatile
C. Short
D. Gatchar

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