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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  • Total Questions20

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PPSC Computer Science Topic 8 C Programming

00:00
Question # 1

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

Question # 2

Find teh output of the following program
void main (){
int i = ' hello";
print f (i):
}

Question # 3

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

Question # 4

The given statement FILE "fptr;

Question # 5

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

Question # 6

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

Question # 7

The number of arguments for realloc ( ) function is.

Question # 8

Which of the following is a LOOP statement of a C language.

Question # 9

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

Question # 10

String concatenating means.

Question # 11

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

Question # 12

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

Question # 13

Every C program consists of _____________ functions.

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

In mixed mode expressions.

Question # 16

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

Question # 17

Which of the following is an advantage of using macros over functions.

Question # 18

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

Question # 19

Malloc ( ) function return pointer to.

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 How is a variable accessed from another file.
A. The global variable is reference via the extern specifier
B. The global variable is referenced via the auto specifier
C. The global variable is referenced via the global specifier
D. None of above
2 To most widely used method for interpreting the bit setting as non negative integer is.
A. EBCD system
B. BCD system
C. ASCII system
D. Binary number system
3 Which of the following is "stringzizing operator"?
A. $
B. %
C. #
D. ?
4 What is the only function all C program must contain.
A. Start ()
B. System ()
C. Main ()
D. Program ()
5 What's wrong in the following statement provide K is a variable of type Int.
(k=2 , k <= 12, k++)
A. The increment should always be ++k
B. The variable must always be the letter i when using a for loop
C. The variable k can't be initialized
D. The commas should be semicolons.
6 Which of the following operators has right to left associativity.
A. ++
B. --
C. + =
D. All a ,b and c above
7 '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.
8 What is the associatively of the conditional operator.
A. Left to Right
B. Right to left
C. Top to bottom
D. None of the above
9 The function sprint f ( ) works like print f ( ), but operates on.
A. Data file
B. String
C. Stderr
D. Stdin
10 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;
A. Garbage and 7
B. 7 and 3
C. 3 and 7
D. 3 and 3

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