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

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

Question # 2

# define preprocessors command can be used for defining.

Question # 3

What does the "auto" specifier do.

Question # 4

Malloc ( ) function return pointer to.

Question # 5

Which operator from the following has the lowest priority.

Question # 6

What is the difference between a declaration and a definition of a variable.

Question # 7

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

Question # 8

The function sprint f ( ) works like print f ( ), but operates on.

Question # 9

In mixed mode expressions.

Question # 10

The function fprint is used in the program.

Question # 11

"x" and "y" are called

Question # 12

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 # 13

String concatenating means.

Question # 14

The address of the starting element of an array is.

Question # 15

If you declare an array without stating the elements it will be set to

Question # 16

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

Question # 17

To read the formatted input data from a file, which of the following function is used.

Question # 18

The header file contains the function prototypes to the standard input /output library functions and information used by them.

Question # 19

In the statement # define , the symbol # must commence from

Question # 20

Given b=110 and c =20, what is the value of 'a' after execution of the expression a = b -= c + =5?

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PPSC ComputerScience Chapter 8 Important MCQ's

Sr.# Question Answer
1 What is the correct value to return to the operating system upon the successful completion of a program
A. 1
B. 1
C. 0
D. 2
2 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);}
A. 20
B. 24
C. 25
D. 30
3 How many characters can is string hold when declared as char name [20];?
A. 18
B. 19
C. 20
D. 21
4 'C' is a middle level language because.
A. It is evolved in Middle age of computer development.
B. Not having so many features but still is robust
C. Easier to learn and use
D. Combines the best features of high low level languages.
5 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
6 Which of the following is not a valid name for a C variable.
A. Hairaj
B. Hello _ raj
C. Hello raj
D. None of above
7 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
8 To read the formatted input data from a file, which of the following function is used.
A. Getchar ()
B. fgets()
C. fscanf ()
D. scanf()
9 Which one of the following will declare a pointer to an integer at address 0 x 200 in memory.
A. int " x, " x = 0 x 200;
B. int " x, = & 0 x 200;
C. int " x, = "0 x 200;
D. int " x, = 0 x 200
10 The function used to position the file pointer in C is
A. Fseekg ()
B. Seekg()
C. Fseek()
D. Seekf()

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