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Decision-making, Bit-wise operations,
Branching and Looping
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[Q001]
What
will be the output of the following program
:
int
main()
{
printf("Hi!");
if (-1)
printf("Bye");
return(0);
}
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(a)No
Output
(b)Hi!
(c)Bye
(d)Hi!Bye
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[Q002] What will be the output of the
following program :
int
main()
{
printf("Hi!");
if (0 || -1)
printf("Bye");
return(0);
}
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(a)No
Output
(b)Hi!
(c)Bye
(d)Hi!Bye
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[Q003] What will be the output of the
following program :
int
main()
{
printf("Hi!");
if
(!1)
printf("Bye");
return(0);
}
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(a)Compile-Time
error
(b)Hi!
(c)Bye
(d)Hi!Bye
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[Q004] What will be the output of the
following program :
int
main()
{
printf("Hi!");
if !(0)
printf("Bye");
return(0);
}
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(a)Compile-Time
error
(b)Hi!
(c)Bye
(d)Hi!Bye
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[Q005] What will be the output of the
following program :
int
main()
{
printf("Hi!");
if
(-1+1+1+1-1-1-1+(-1)-(-1))
printf("Bye");
return(0);
}
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(a)No
Output
(b)Hi!
(c)Bye
(d)Hi!Bye
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[Q006] What will be the output of the
following program :
int
main()
{
if (sizeof(int)
&& sizeof(float) && sizeof(float)/2-sizeof(int))
printf("Testing");
printf("OK");
return(0);
}
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(a)No
Output
(b)OK
(c)Testing
(d)TestingOK
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[Q007] What will be the output of the
following program :
int
main()
{
int
a=1,b=2,c=3,d=4,e;
if (e=(a & b | c
^ d))
printf("%d",e);
return(0);
}
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(a)0
(b)7
(c)3
(d)No
Output
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[Q008] What will be the output of the
following program :
int
main()
{
unsigned val=0xffff;
if
(~val)
printf("%d",val);
printf("%d",~val);
return(0);
}
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(a)Compile-Time
error
(b)-1
(c)0
(d)-1
0
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[Q009] What will be the output of the
following program :
int
main()
{
unsigned a=0xe75f,b=0x0EF4,c;
c=(a|b);
if ((c > a) && (c > b))
printf("%x",c);
return(0);
}
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(a)No
Output
(b)0xe75f
(c)0xefff
(d)None
of these
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[Q010] What will be the output of the
following program :
int
main()
{
unsigned
val=0xabcd;
if (val>>16 |
val<<16)
{
printf("Success");
return;
}
printf("Failure");
return(0);
}
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(a)No
Output
(b)Success
(c)Failure
(d)SuccessFailure
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[Q011] What will be the
output of the following program :
int
main()
{
unsigned
x=0xf880,y=5,z;
z=x<<y;
printf("%#x %#x",z,x>>y-1);
return(0);
}
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(a)1000 f87
(b)8800
0xf88
(c)1000 f88
(d)0x1000
0xf88
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[Q012] What will be the output of the
following program :
int
main()
{
register int
a=5;
int *b=&a;
printf("%d %d",a,*b);
return(0);
}
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(a)Compile-Time error
(b)Run-Time
error
(c)5
5
(d)Unpredictable
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[Q013] What will be the output of the
following program :
auto int a=5;
int
main()
{
printf("%d",a);
return(0);
}
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(a)Compile-Time error
(b)Run-Time
error
(c)5
(d)Unpredictable
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[Q014] What will be the output of the
following program :
int
main()
{
auto int
a=5;
printf("%d",a);
return(0);
}
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(a)Compile-Time
error
(b)Run-Time
error
(c)5
(d)Unpredictable
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[Q015] What will be the output of the
following program :
int
main()
{
int
a=1,b=2,c=3,d=4;
if (d >
c)
if (c >
b)
printf("%d %d",d,c);
else if (c >
a)
printf("%d %d",c,d);
if (c >
a)
if (b <
a)
printf("%d %d",c,a);
else if (b <
c)
printf("%d
%d",b,c);
return(0);
}
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(a)4 3
3 4
(b)4 3 3 2
(c)4 32 3
(d)4
33 1
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[Q016] What will be the output of the
following program :
int
main()
{
int
a=1,b=2,c=3,d=4;
if (d >
c)
if (c >
b)
printf("%d %d",d,c);
if (c >
a)
printf("%d %d",c,d);
if (c >
a)
if (b <
a)
printf("%d %d",c,a);
if (b <
c)
printf("%d %d",b,c);
return(0);
}
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(a)4 32
3
(b)4 33 42 3
(c)4 3 3 4 2
3
(d)None of these
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[Q017] What will be the output of the
following program :
int
main()
{
int
a=1;
if (a ==
2);
printf("C
Program");
return(0);
}
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(a)No
Output
(b)C Program
(c)Compile-Time
Error
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[Q018] What will be the output of the
following program :
int
main()
{
int
a=1;
if
(a)
printf("Test");
else;
printf("Again");
return(0);
}
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(a)Again
(b)Test
(c)Compile-Time
Error
(d)TestAgain
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[Q019] What will be the output of the
following program :
int
main()
{
int i=1;
for (; i<4;
i++);
printf("%d\n",i);
return(0);
}
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(a)No
Output
(b)1
2
3
(c)4
(d)None of
these
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[Q020] What will be the output of the
following program :
int
main()
{
int a,b;
for (a=0; a<10;
a++);
for
(b=25; b>9;
b-=3);
printf("%d %d",a,b);
return(0);
}
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(a)Compile-Time
error
(b)10 9
(c)10 7
(d)None
of these
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[Q021] What will be the output of the
following program :
int
main()
{
float i;
for
(i=0.1; i<0.4; i+=0.1)
printf("%.1f",i);
return(0);
}
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(a)0.10.20.3
(b)Compile-Time
Error
(c)Run-Time Error
(d)No
Output
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[Q022] What will be the output of the following
program :
int
main()
{
int
i;
for (i=-10; !i;
i++);
printf("%d",-i);
return(0);
}
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(a)0
(b)Compile-Time
Error
(c)10
(d)No
Output
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[Q023] What will be the output of the
following program :
int
main()
{
int i=5;
do;
printf("%d",i--);
while (i>0);
return(0);
}
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(a)5
(b)54321
(c)Compile-Time
Error
(d)None of these
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[Q024] What will be the output of the
following program :
int
main()
{
int i;
for
(i=2,i+=2; i<=9; i+=2)
printf("%d",i);
return(0);
}
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(a)Compile-Time
error
(b)2468
(c)468
(d)None
of these
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[Q025] What will be the output of the
following program :
int
main()
{
int i=3;
for
(i--; i<7; i=7)
printf("%d",i++);
return(0);
}
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(a)No
Output
(b)3456
(c)23456
(d)None
of these
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[Q026] What will be the output of the
following program :
int
main()
{
int i;
for
(i=5; --i;)
printf("%d",i);
return(0);
}
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(a)No
Output
(b)54321
(c)4321
(d)None
of these
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[Q027] What will be the output of the
following program :
int
main()
{
int
choice=3;
switch(choice)
{
default:
printf("Default");
case
1:
printf("Choice1");
break;
case
2:
printf("Choice2");
break;
}
return(0);
}
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(a)No
Output
(b)Default
(c)DefaultChoice1
(d)None
of these
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[Q028] What will be the output of the
following program :
int
main()
{
static int
choice;
switch(--choice,choice-1,choice-1,choice+=2)
{
case
1:
printf("Choice1");
break;
case
2:
printf("Choice2");
break;
default:
printf("Default");
}
return(0);
}
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(a)Choice1
(b)Choice2
(c)Default
(d)None
of these
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[Q029] What will be the output of the
following program :
int
main()
{
for (;printf(""););
return(0);
}
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(a)Compile-Time error
(b)Executes
ONLY once
(c)Executes
INFINITELY
(d)None of these
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[Q030] What will be the output of the
following program :
int
main()
{
int i;
for (;(i=4)?(i-4):i++;)
printf("%d",i);
return(0);
}
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(a)Compile-Time
error
(b)4
(c)Infinite
Loop
(d)No Output
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Solutions for the above
queries.
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