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

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 # 2

Function have

Question # 3

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

Question # 4

The given statement FILE "fptr;

Question # 5

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

Question # 6

Which one of the following will read a character from the keyboard and will store it in the variable.

Question # 7

How is a variable accessed from another file.

Question # 8

String concatenating means.

Question # 9

The function used to position the file pointer in C is

Question # 10

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 # 11

The function 'foo' returns the following type as result.

Question # 12

While declaring an array in C as datatype array name [size] the size can be.

Question # 13

'C' is a middle level language because.

Question # 14

The getchar ()function reads a

Question # 15

Element of the array are accessed by

Question # 16

How would you declared constant of 5 called 'MYCONST"?

Question # 17

What is the reslutl of the expression 6+12*3 -4/2?

Question # 18

Which operator from the following has the lowest priority.

Question # 19

What is the associatively of the conditional operator.

Question # 20

What is the output of the above program.

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PPSC ComputerScience Chapter 8 Important MCQ's

Sr.# Question Answer
1 Which of the following is "stringzizing operator"?
A. $
B. %
C. #
D. ?
2 A function protoype is
A. A definition of the function
B. a declaration statement in the called program
C. A declaration statement in the called program
D. A function call in the program
3 Given b=110 and c =20, what is the value of 'a' after execution of the expression a = b -= c + =5?
A. 10
B. 450
C. 110
D. -10
4 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
5 Function have
A. Local scope
B. Block scope
C. File scope
D. Function scope
6 The function sprint f ( ) works like print f ( ), but operates on.
A. Data file
B. String
C. Stderr
D. Stdin
7 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
8 Array are passed as the arguments to a function by
A. Value
B. Reference
C. Constant value
D. Both a and b
9 In mixed mode expressions.
A. Operands of lower type get automatically converted to higher type
B. Operands of higher type get automatically converted to lower type.
C. Operands of higher and lower type get in there changed
D. Operands of lower type get automatically converted to lower type.
10 While declaring an array in C as datatype array name [size] the size can be.
A. Any constant
B. An integer constant
C. Any variable
D. Any initialized integer variable

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