C C -C Programming -C MCQS:/The ABC of C Sample Test,Sample questions

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Question: 
A character variable can at a time store _ character(s):-

1.two

2.Infinite

3.three

4.one

Question: 
Binary equivalent of 762 is :-

1.1001111010

2.100000101

3.1011111010

4.1101111011

Question: 
Binary representation of 345 is :-

1.101010001

2.110011001

3.1011111001

4.101011001

Question: 
Binary representation of 371(octal) is :-

1.11111001

2.11110010

3.11110011

4.10111011

Question: 
Binary representation of F9 is :-

1.11111001

2.11100110

3.11001001

4.11100110

Question: 
C variables are case

1.insensitive

2.Sensitive

3.Both of the above

4.None of the above

Question: 
Decimal representation of 101010001 is :-

1.317

2.345

3.337

4.None of the above

Question: 
Decimal representation of 101011001 is :-

1.347

2.276

3.325

4.345

Question: 
Decimal representation of 110011001 is :-

1.317

2.409

3.512

4.None of the above

Question: 
Decimal representation of 11111001 is :-

1.249

2.261

3.256

4.None of the above

Question: 
Decimal representation of 11111111 is :-

1.256

2.257

3.255

4.None of the above

Question: 
Hexadecimal representation of 11111001 is :-

1.E9

2.99

3.F9

4.159

Question: 
int a,b=6;  a=++b + b++; value of a ?

1.14

2.15

3.12

4.0

Question: 
Point out which of the following variables names are valid:

1.variable_salary

2.var.

3.variable name

4.variable-sal

Question: 
Octal equivalent of 762 is:-

1.1372

2.1371

3.7132

4.7312

Question: 
Octal representation of 11111001 is :-

1.79

2.371

3.234

4.None of the above

Question: 
What will be the output of the following program,consider 10 as a input:-

int main()
{
scanf("%d",&n);
printf("%d",n);
return 0;
}

1.10

2.4

3.Error:undefined Symbol n

4.None of the above

Question: 
What will be the output of the following program:

 #include<stdio.h> 
int main() 
{
 printf("%d,",4%3);
 printf("%d,",4%-3);
 printf("%d,",-4%3);
 printf("%d",-4%-3); 
return 0; 
}

1.1,1,1,1

2.1,1,-1,-1

3.compiler error

4.runtime error

Question: 
What will be the output of the following program:

#include<stdio.h>
int main()
{
int a,b;
a=-3- -3;
b=-3- -(-3);
printf("%d,%d",a,b);
}

1.Runtime error

2.Compiler error

3.0,6

4.0,-6

Question: 
What will be the output of the following program:

#include<stdio.h>
int main()
{
int a;
a=-3*-4%-6/-5;
printf("%d",a);
return 0;
}

1.0

2.10

3.5

4.7

Question: 
What will be the output of the following program:

#include<stdio.h>
int main()
{
int a;
a=-3+4-7*8/5%10;
printf("%d",a);
}

1.6

2.10

3.7

4.0

Question: 
What will be the output of the following program:

#include<stdio.h>
int main()
{
int a;
a=3*4%5;
printf("%d",a);
}

1.12

2.2

3.0

4.None of the above

Question: 
What will be the output of the following program:

#include<stdio.h>
int main()
{
int a;
a=4%5+6%5;
printf("%d",a);
return 0;
}

1.0

2.5

3.1

4.None of the above

Question: 
What will be the output of the following program:

#include<stdio.h>
int main()
{
printf("%d,",4/3);
printf("%d,",4/-3);
printf("%d,",-4/3);
printf("%d",-4/-3);
return 0;
}

1.Compiler error

2.Runtime error

3.1,-1,-1,1

4.1,1,1,1

Question: 
What will be the output of the following program:

int main()
{
float a=5,b=2;
int c;
c=a%b;
printf("%d",c);
return 0;
}

1.1

2.2

3.error

4.None of the above

Question: 
What will be the output of the following program:

int main()
{
float a=5.b=2;
int c;
c=300000*300000/300000;
printf("%d",c);
return 0;
}

1.-657

2.657

3.-647

4.647

Question: 
What will be the output of the following program:

int main()
{
int c;
c= 3 ** 4 - 7 ^ 8;
printf("%d",c);
return 0;
}

1.Error

2.18

3.2

4.4

Question: 
What will be the output of the following program:#include<stdio.h>int main(){int a;a=3+4-7*8/5%10;printf(

1.6

2.10

3.7

4.0

Question: 
What will be the output of the following program:-

int main()
{
float a;
a=4/2;
printf("%f,%f",a,4/2);
return 0;
}

1.2,2

2.2.000000,2.000000

3.2.0,2.0

4.2.000000,0.000000

Question: 
What will be the output of the following program:-

int main()
{
float a=1.5;
int b=3;
a=b/2+b*8/b-b+a/3;
printf("%d",a);
return 0;
}

1.6.5

2.6

3.6.5

4.0

Question: 
What will be the output of the following program:-

int main()
{
int a,b;
a=5.999999;
b=5.000001;
printf("%d,%d",a,b);
return 0;
}

1.5.999999,5.000001

2.5,5

3.0,0

4.None of the above

Question: 
What will be the output of the following program:-

int main()
{
int a=5,x;
x=++a + a++ - ++a;
printf("%d",a);
return 0;
}

1.7

2.5

3.8

4.6

Question: 
What will be the output of the following program:-

int main()
{
int i=3,a=4,n;
float t=4.2;
n=a * a / i + i / 2 * t + 2 +t;
printf("%d",n)
return 0;
}

1.15

2.15

3.15

4.0

Question: 
What will be the output of the following program:-

int main()
{
printf("%d",sizeof(4)/sizeof(2.0));
return 0;
}

1.1

2.0

3.2

4.error

Question: 
What will be the output of the following program:-

int main()
{
printf("%d",sizeof(4.0)/sizeof(4));
return 0;
}

1.0

2.1

3.2

4.Error

Question: 
What will be the output of the following program:-

int main()
{
printf("%d,%f",4,4);
return 0;
}

1.4,4

2.4,4.000000

3.4,0.000000

4.error

Question: 
What will be the output of the following program:-

int main()
{
printf("%d,%f",4.0,4.0);
return 0;
}

1.4,0.000000

2.4,4

3.4,4.000000

4.4.0,4.0

Question: 
What will be the output of the following program:- 

int main()
{
int a=5,x; 
x=++a + a++ - ++a; 
x++;
a=a + ++x;
printf("%d",a); 
return 0;
 }

1.17

2.5

3.12

4.13

Question: 
What will be the output of the following program:- 

int main() 
{ 
int a=5,x; 
x=++a * a++;
printf("%d,%d",x,a); 
return 0; 
}

1.36,7

2.25,7

3.25,6

4.25,5

Question: 
What will be the output of the following program:- int main() { int a=5,x; x=++a + a++ + ++a; printf("%d,%d",x,a);}

1.15,5

2.15,8

3.18,7

4.21,8

Question: 
What will be the output of the following programs:-

#include<stdio.h>
int main()
{
char ch;
printf("%d",sizeof(ch));
}

1.2

2.3

3.1

4.4

Question: 
What will be the output of the following programs:-

#include<stdio.h>
int main()
{
char ch=291;
printf("%d,%c",ch,ch);
}

1.291,ch

2.291,#

3.35,#

4.291,291

Question: 
What will be the output of the following programs:-

#include<stdio.h>
int main()
{
float f;
printf("%d",sizeof(f));
}

1.Compiler error

2.Ascii value of f

3.4

4.1

Question: 
What will be the output of the following programs:-

#include<stdio.h>
int main()
{
float f=2.0;
printf("%d,%d",sizeof(f),sizeof(2.0));
}

1.4,4

2.4,8

3.8,8

4.8,4

Question: 
What will be the output of the following programs:-

#include<stdio.h>
int main()
{
int i;
printf("%d",sizeof(i));
}

1.Compiler error

2.Ascii value of i

3.1

4.4

Question: 
What will be the output of the following programs:-

#include<stdio.h>
int main()
{
printf("%d",sizeof(2));
}

1.1

2.2

3.4

4.Compiler error

Question: 
What will be the output of the following programs:-

#include<stdio.h>
int main()
{
printf("%d",sizeof(2.0));
}

1.4

2.2

3.1

4.Compiler error

Question: 
What will be the output of the following programs:-

#include<stdio.h>
int main()
{
printf("%d",sizeof(char));
printf("%d",sizeof(int));
printf("%d",sizeof(float));
}

1.Compiler error

2.144

3.111

4.1

Question: 
What will be the output of the following programs:-

#include<stdio.h>
int main()
{
printf("%d",sizeof(char));
printf("%d",sizeof(int));
printf("%d",sizeof(float));
}

1.Compiler error

2.144

3.111

4.1

Question: 
What will be the output of the following programs:-

#include<stdio.h>
int main()
{
printf("%d,%o,%x",72,72,72);
}

1.72,110,48

2.72,72,72

3.72,58,114

4.72,48,144

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