Question # 1

Which of the following function calculates the square of 'X' in C.

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sr (X)

Pow (2,X)

Pow(X,2)

None of above

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

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Int

Float

No data type

Unsigned int

In mixed mode expressions.

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Operands of lower type get automatically converted to higher type

Operands of higher type get automatically converted to lower type.

Operands of higher and lower type get in there changed

Operands of lower type get automatically converted to lower type.

How is a variable accessed from another file.

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The global variable is reference via the extern specifier

The global variable is referenced via the auto specifier

The global variable is referenced via the global specifier

None of above

A function protoype is

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A definition of the function

a declaration statement in the called program

A declaration statement in the called program

A function call in the program

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

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Hairaj

Hello _ raj

Hello raj

None of above

"c" is called.

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Actual parameter

Local variable

Formal parameter

Global variable

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

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int " x, " x = 0 x 200;

int " x, = & 0 x 200;

int " x, = "0 x 200;

int " x, = 0 x 200

What is the only function all C program must contain.

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Start ()

System ()

Main ()

^{Program ()}

The associativity of ++ operator is

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For arithmetic expression and

For pointer expression

For pointer expression and

For pointer express in and

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

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Auto

Struct

Extern

Static

The given statement FILE "fptr;

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Defines a pointer to the pre defined structure type FILE.

Defines a pointer to the usere defined structure type FILE

Defines a pointer to the pre-defined data type FILE DESCRIPTOR.

Creates a file pointed by fptr

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

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Constant MYCONST =5

Int my const =5

# define MYCONST 5

#define MYCONST =5

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

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EBCD system

BCD system

ASCII system

Binary number system

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

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An array of pointers

A pointer to an array

A pointer to a function

Function returning pointer

'C' is a middle level language because.

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It is evolved in Middle age of computer development.

Not having so many features but still is robust

Easier to learn and use

Combines the best features of high low level languages.

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

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Strings

Data in a file

Stderr

Stdin

The storage class controls

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Life time of a variable

Linkage of a variable

Scope of a variable

a , b and c above

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

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Stack

Array

Register

Linked list

Which of the following is not a correct variable type.

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Float

Real

Int

Double

Element of the array are accessed by

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Index

Mathematical function

Accessing the function in built in data structure.

Int l;

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PPSC Computer Science Chapter 8 C Programming Online Test MCQs With Answers

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