Which of the following is true about C programming language ?

• C is a structural language.

• C is a procedural language.

• C does not supports function within function.

• All of these

How many keywords are there in Standard C programming language ?

• 7

• 23

• 56

• 44

Which is not the extended keyword in C ?

• _Imaginary

• _Complex

• inline

• None of these

An object of type ‘char’ is of :

• 1

• 2

• 3

• 4

What is the minimal range of unsigned char data type ?

• -127 to 127

• 0 to 255

• -32767 to 32767

• None of these

In C, the names of variables, functions, labels, and various other user-defined items are :

• keywords

• Tokens

• Identifiers

• None of these

Variables that are declared inside a function are :

• constants

• literals

• global

• local

main() is :

• keyword

• function

• both

• None of these

Which operator is used to return the length of the variables in bytes ?

• size()

• leng()

• sizeof()

• length()

Which header file can be used to define i/o function prototypes and macros?

• stdio.h

• conio.h

• stdlib.h

• alloc,h