The following ′C ′ program { unsigned int num; int c=0 scanf(%u,&num); for(;num;num>>=1) { if(num &1) c++; } printf(%d,c); }

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Computer Science Set-1
C Programming
239

C Programming MCQ with Answers

239) The following ′C ′ program
{
unsigned int num;
int c=0
scanf(%u,&num);
for(;num;num>>=1)
{
if(num &1)
c++;
}
printf(%d,c);
}

Counts the number of bits which are on in the number num

Sets all bits in the number num to 1

Sets bits in the number num to 0

Error

Answer is:

Counts the number of bits which are on in the number num

C Programming MCQ with Answers

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240) Find the output of following code segment
for(putchar( ′c ′);putchar( ′a ′);putchar( ′r ′))
putchar( ′t ′);

A syntax error

Cartrta

Catrat

Catratratratrat...

Answer is:

Catratratratrat...

241) Find output of following :
int i=5;
do{putchar(i+100);printf(%d,i--);}
while(i);

i5h4g3f2e1

14h3g2f1e0

An error message

Infinite Loop

Answer is:

i5h4g3f2e1

242) The for statement can precede a loop to be executed 50 times or till a boolean variable "found" become false is given by

for(i=0; i<=50 ll found==false; i++)

for(i=0; i<50 ll found==true; i++)

for(i=1;i<=50 && found==true; i++)

Error

Answer is:

for(i=0; i<=50 ll found==false; i++)

243) An object oriented language is used because

own data types can be created

an object oriented program can be taught to correct its own erros

it is easier to conceptualize an object

both own data types can be created and it is easier to conceptualize an object

Answer is:

both own data types can be created and it is easier to conceptualize an object

C Programming MCQ with Answers

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239) The following ′C ′ program { unsigned int num; int c=0 scanf(%u,&num); for(;num;num>>=1) { if(num &1) c++; } printf(%d,c); }

Counts the number of bits which are on in the number num

C Programming MCQ with Answers

Related C Programming MCQ with Answers

240) Find the output of following code segment for(putchar( ′c ′);putchar( ′a ′);putchar( ′r ′)) putchar( ′t ′);

Catratratratrat...

241) Find output of following : int i=5; do{putchar(i+100);printf(%d,i--);} while(i);

i5h4g3f2e1

242) The for statement can precede a loop to be executed 50 times or till a boolean variable "found" become false is given by

for(i=0; i<=50 ll found==false; i++)

243) An object oriented language is used because

both own data types can be created and it is easier to conceptualize an object

C Programming MCQ with Answers

239) The following ′C ′ program
{
unsigned int num;
int c=0
scanf(%u,&num);
for(;num;num>>=1)
{
if(num &1)
c++;
}
printf(%d,c);
}

240) Find the output of following code segment
for(putchar( ′c ′);putchar( ′a ′);putchar( ′r ′))
putchar( ′t ′);

241) Find output of following :
int i=5;
do{putchar(i+100);printf(%d,i--);}
while(i);