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

00:00
Question # 1

The given statement of FILE * fptr,

Question # 2

What's wrong in the statement ? (x == 4 && y == 5) ? (a=5):(b=6):

Question # 3

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

Question # 4

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

Question # 5

What is the correct value to return to the operating system upon the successful completion of a program

Question # 6

The size of an int must be greater than or equal to that of a

Question # 7

Which of the following is not a valid name for a C variable.

Question # 8

The storage class of a local variable is

Question # 9

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 # 10

String concatenating means.

Question # 11

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

Question # 12

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

Question # 13

The storage class controls

Question # 14

What does the "auto" specifier do.

Question # 15

When a program is running the value of a constant

Question # 16

Malloc ( ) function return pointer to.

Question # 17

In mixed mode expressions.

Question # 18

Which is the following is not a storage class in C.

Question # 19

The getchar () library function

Question # 20

Which operator from the following has the lowest priority.

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PPSC ComputerScience Chapter 8 Important MCQ's

Sr.# Question Answer
1 Which of the following is not a correct variable type.
A. Float
B. Real
C. Int
D. Double
2 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
3 An example of a value parameter is the code above is.
A. x
B. y
C. c
D. foo
4 When function is recursively called all the automatic variable are stored in a.
A. Stack
B. Array
C. Register
D. Linked list
5 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
6 With the following declaration , the correct answer is.enum rgb (red = -1, green , blue)
A. red = -1, green = -2, blue = -3
B. red = -1 , green = 0 blue = 1
C. red = -1 , green = 2 blue = 3
D. All above alternative are illegal declarations.
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 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
9 To read the formatted input data from a file, which of the following function is used.
A. Getchar ()
B. fgets()
C. fscanf ()
D. scanf()
10 C program language vas developed by.
A. Dennis Ritchie
B. Ken thompson
C. Bill Gates
D. Peter Norton

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