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

Which of the following functions are used in unformatted data files.

Question # 2

When function is recursively called all the automatic variable are stored in a.

Question # 3

Array are passed as the arguments to a function by

Question # 4

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

Question # 5

What is the only function all C program must contain.

Question # 6

Malloc ( ) function return pointer to.

Question # 7

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

Question # 8

To most widely used method for interpreting the bit setting as non negative integer is.

Question # 9

The arguments in main () function are known as.

Question # 10

The type of the controlling expression of a switch statement can not be of the type

Question # 11

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 # 12

The function used to position the file pointer in C is

Question # 13

A function with no definition

Question # 14

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 # 15

Write the last element of the following array.
Char flag [] =" FALSE"

Question # 16

What is the associatively of the conditional operator.

Question # 17

The getchar ()function reads a

Question # 18

int *p[5] ; is used for

Question # 19

Which command is used to skip the rest of a loop and carry on from the top of the loop again.

Question # 20

A parameters in a function definition are known as.

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PPSC ComputerScience Chapter 8 Important MCQ's

Sr.# Question Answer
1 Which of the following functions are used in unformatted data files.
A. Fscanf
B. Fwrite
C. Fread
D. fscanf & fwrite
2 The type of the controlling expression of a switch statement can not be of the type
A. Int
B. Char
C. Float
D. Long
3 Which of the following operators has right to left associativity.
A. ++
B. --
C. + =
D. All a ,b and c above
4 What does the "auto" specifier do.
A. It automatically initializes a variables to 0
B. It indicates that a variables memory will automatically be preserved
C. It automatically increments the variable when used.
D. It automatically initializes a variable to NULL
5 String concatenating means.
A. Combining two strings.
B. Extracting a substring out of a string.
C. Merging two strings.
D. Comparing the two string to define the larger one.
6 Suppose the return type of function f is void. Which one of the following statements is true.
A. Function f does not contain a return statement.
B. Function f does not have parameters
C. Function f return a generic value
D. Function f does not work correctly
7 The header file contains the function prototypes to the standard input /output library functions and information used by them.
A. <std I/O .h>
B. <stdio .h>
C. < stdib.h>
D. <studio.h>
8 The given statement of FILE * fptr,
A. Defines a pointer to the pre defined structure type FILE
B. Define a pointer to the user defined structure type FILE.
C. define a pointer to the pre defined data type FILE DESCRIPTOR
D. Creates a file pointed by fptr
9 Which of the following correctly access the seventh element stored in foo, an array with 100 elements.
A. foo{6}:
B. Foo {7}:
C. Foo
D. Foo():
10 How many union members can be initialized.
A. Only one member of union at any one time.
B. Any number of members of a union at one time
C. Union members can not be initialized
D. Only two members of a union at any one time.

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