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Question: 101

What is the extension of File produced by compiler on Windows?

(A) .a

(B) .exe

(C) .out

(D) .obj

C Compiler IDE
Level: Beginner Category of MCQ: compilation

Question: 102

Default output file produced by gcc compiler on Linux?

(A) .a

(B) a.obj

(C) a.exe

(D) a.out

C Compiler IDE
Level: Beginner Category of MCQ: compilation

Question: 103

//What is the output of below program?

#include <stdio.h>
int main()
{
int a = 10;
switch(a)
{
case 10: printf("Ten"); break;
case 20: printf("Twenty");break;
case 30: printf("Thirty");break;
default: printf("nothing");
}
return 0;
}

(A) Ten

(B) Twenty

(C) Thirty

(D) Nothing

C Compiler IDE
Level: Beginner Category of MCQ: switch

Question: 104

//What is the output of below program?

#include <stdio.h>
int main()
{
int a = 10;
switch(a)
{
case 10: printf("Ten"); 
case 20: printf("Twenty");break;
case 30: printf("Thirty");break;
default: printf("nothing");
}

return 0;
}

(A) Ten

(B) TenTwenty

(C) Twenty

(D) nothing

C Compiler IDE
Level: Beginner Category of MCQ: switch

Question: 105

#include <stdio.h>
int main()
{
int a = 10;
switch(a)
{
case 10: printf("Ten"); 
case 20: printf("Twenty");
case 30: printf("Thirty");
default: printf("nothing");
}
return 0;
}

(A) Then

(B) TenTwenty

(C) TenTwentyThirtynothing

(D) nothing

C Compiler IDE
Level: Practitioner Category of MCQ: switch

Question: 106

#include <stdio.h>
int main()
{
int a = 10;
switch(a)
{
case 10: 
case 20: 
case 30: 
default: printf("default");
}
return 0;
}

(A) 10

(B) Compilation Error

(C) default

(D) None of the above

C Compiler IDE
Level: Practitioner Category of MCQ: switch

Question: 107

#include <stdio.h>
int main()
{
    char a = 'a';
    switch(a)
    {
        case 'a': printf("a");
        case 'b': printf("b");
        case 'c': printf("c");
        default: printf("default");
    }
    return 0;
}

(A) Compilation Error

(B) a

(C) abc

(D) abcdefault

C Compiler IDE
Level: Practitioner Category of MCQ: switch

Question: 108

#include <stdio.h>
int main()
{
char a = 'a';
switch(a)
{
case 'a': printf("a"); break;
case 'b': printf("b"); break;
case 'c': printf("c"); break;
default:  printf("default");
}
return 0;
}

(A) a

(B) abc

(C) abcdefault

(D) Compilation Error

C Compiler IDE
Level: Practitioner Category of MCQ: switch

Question: 109

#include <stdio.h>

int main()
{
    char a = 'a';
    switch(a)
    {
        case "a": printf("a"); 
        case "b": printf("b"); 
        case "c": printf("c"); 
        default:  printf("default");
    }

    return 0;
}

(A) a

(B) abc

(C) abcdefault

(D) Compilation Error

C Compiler IDE
Level: Practitioner Category of MCQ: switch

Question: 110

#include <stdio.h>
int main()
{
switch(printf("Hi-"))
{
case 1: printf("A"); break;
case 2: printf("B"); break;
case 3: printf("C"); break;
default:  printf("default");
}
return 0;
}

(A) Compilation Error

(B) A

(C) default

(D) Hi-C

C Compiler IDE
Level: Practitioner Category of MCQ: switch

Question: 111

#include<stdio.h>
#include<string.h>

int main()
{
char arr[] = "CppBuzz.com";
printf("%d-%d",sizeof(arr), strlen(arr));
return 0;
}

(A) 11-11

(B) 11-12

(C) 12-11

(D) 12-12

C Compiler IDE
Level: Practitioner Category of MCQ: arrays

Question: 112

//Program is compiled on Dev-C++ (32 bit) compiler
#include <stdio.h>
#include <string.h>

int main()
{
char *arr = "CppBuzz.com";
printf("%d-%d",sizeof(arr), strlen(arr));
return 0;
}

(A) 12-12

(B) 11-11

(C) 2-12

(D) 4-11

C Compiler IDE
Level: Practitioner Category of MCQ: arrays

Question: 113

//Program is compiled on Dev-C++ (32 bit) compiler
#include <stdio.h>
#include <string.h>

int main()
{
char arr[] = "CppBuzz.com";
printf("%d-%d", arr[0], arr[1]);
return 0;
}

(A) C-p

(B) C-P

(C) 0-0

(D) 67-112

C Compiler IDE
Level: Practitioner Category of MCQ: arrays

Question: 114

//Program is compiled on Dev-C++ (32 bit) compiler
#include <stdio.h>
#include <string.h>

int main()
{
char arr[] = "CppBuzz.com";
printf("%d-%d", arr[0]++, arr[1]++);
return 0;
}

(A) D-Q

(B) D-A

(C) 67-112

(D) 68-113

C Compiler IDE
Level: Expert Category of MCQ: arrays

Question: 115

//Program is compiled on gcc/Dev-C++ (32 bit) compiler
#include<stdio.h>
#include<string.h>

int main()
{
char arr[] = "CppBuzz.com";
printf("%d", arr[0]++, arr[1]++);
return 0;
}

(A) 67-112

(B) 112

(C) C

(D) 67

C Compiler IDE
Level: Practitioner Category of MCQ: arrays

Question: 116

//Program is compiled on gcc/Dev-C++ (32 bit) compiler
#include <stdio.h>

int main()
{
char arr[] = "CppBuzz.com";
printf("%d", ++arr[0]);
return 0;
}

(A) C

(B) 68

(C) D

(D) 67

C Compiler IDE
Level: Beginner Category of MCQ: loops

Question: 117

//Program is compiled on gcc/Dev-C++ (32 bit) compiler
#include <stdio.h>
#include <string.h>

int main()
{
char arr[3] = "CppBuzz.com";
printf("%s", arr);
return 0;
}

(A) Compilation Error

(B) CppBuzz.com

(C) Cp

(D) Cpp

C Compiler IDE
Level: Practitioner Category of MCQ: arrays

Question: 118

#include "stdio.h"
int main()
{
int m=10;
if(m=30,20,0)
printf ("i love u %d",m);
else 
printf ("i hate u %d",m);
return 0;
}

(A) i love u 30

(B) i hate u 0

(C) i love u 10

(D) i hate u 30

C Compiler IDE
Level: Beginner Category of MCQ: conditional

Question: 119

What should be the output of this program?
#include "stdio.h"

int main()
{
    FILE *fp;
    char c[1024];

    // "Kernighan and Ritchie" 
    fp = fopen("test.txt", "r");  
    
    c[0] = getc(fp);              
    fseek(fp, 0, SEEK_END);        
    fseek(fp, -7L, SEEK_CUR);      
    fgets(c, 6, fp);             
    puts(c);                     
    return 0;
}

(A) Kernig

(B) ernigh

(C) Kernigh

(D) Ritch

C Compiler IDE
Level: Expert Category of MCQ: filehandling

Question: 120

Which of the following Linux command is used to find out Text, Data and BSS segment size of a binary a.out?

(A) findsize a.out

(B) size a.out

(C) calc a.out

(D) ls -ltr a.out

C Compiler IDE
Level: Expert Category of MCQ: compilation

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