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Interview Questions on Preprocessor in C : (11)

Question: 1

In compilation process at what sequence Preprocessor comes into picture?

(A) 1
(B) 2
(C) 3
(D) 4

Compiler
Level: Beginner Category of MCQ: preprocessor

Question: 2

Preprocessor includes content of header files added in source code?

(A) Yes
(B) No

Compiler
Level: Beginner Category of MCQ: preprocessor

Question: 3

Which compilation unit is responsible for adding header files content in the source code?

(A) Linker
(B) Compiler
(C) Assembler
(D) Preprocessor

Compiler
Level: Expert Category of MCQ: preprocessor

Question: 4

Is there any limit in adding no of header files in program?

(A) Yes
(B) No

Compiler
Level: Practitioner Category of MCQ: preprocessor

Question: 5

What is the extension of output file produced by Preprocessor?

(A) .h
(B) .exe
(C) .i
(D) .asm

Compiler
Level: Expert Category of MCQ: preprocessor

Question: 6

__FILE__ is predefined macro and contains the current filename as a string. Is this true/false?

(A) Yes
(B) No

Compiler
Level: Expert Category of MCQ: preprocessor

Question: 7

Which of the following ways can be used to include header file in C programs?

(A) #include<stdio.h>
(B) #include"stdio.h"
(C) Both A & B

Compiler
Level: Practitioner Category of MCQ: preprocessor

Question: 8

//What should be the output of below program ?

##include <stdio.h>

int  main()
{
	printf("CppBuzz.com");
return 0; 	
}

(A) CppBuzz.com
(B) No output
(C) Compilation Error in preprocessing
(D) None of above

Compiler
Level: Practitioner Category of MCQ: preprocessor

Question: 9

//What should be the output of below program?

#define # @
@include <stdio.h>

int main()
{
 	printf("CppBuzz.com");
 	return 0;
}

(A) CppBuzz.com
(B) Nothing
(C) Compilation Error
(D) Depends on Compilor

Compiler
Level: Practitioner Category of MCQ: preprocessor

Question: 10

Which of the following ways are correct to comment out preprocessing of any line?

(A) -- #include<stdio.h>
(B) // #include<stdio.h>
(C) ''#include<stdio.h>
(D) ##include<stdio.h>

Compiler
Level: Practitioner Category of MCQ: preprocessor

Question: 11

Will compiler produce any compilation error if same header file is included two times?