C Programming > Control Instructions

C Programming Questions and Answers

C Programming > Control Instructions

Postby abdulsaboor » Sat Oct 04, 2014 9:57 am

C Programming > Control Instructions

1.
How many times "vchowk" is get printed?

#include<stdio.h>
int main()
{
int x;
for(x=-1; x<=10; x++)
{
if(x < 5)
continue;
else
break;
printf("vchowk");
}
return 0;
}
A. Infinite times
B. 11 times
C. 0 times
D. 10 times

Answer: Option C
DR ABDUL SABOOR
PHD Scholar at Superior University Lahore- Pakistan
MS Business Administration (HRM)
BS Business Administration (Marketing)
Member Editorial Board Science Publishing Group USA
Member Editorial Board International Journal of Marketing Studies
Cell=0308-6837987

Pakistan
User avatar
abdulsaboor
ADMIN
ADMIN
 
Posts: 2004
Joined: Fri Sep 28, 2007 3:42 am
Location: vehari-punjab-pakistan

Re: C Programming > Control Instructions

Postby abdulsaboor » Sat Oct 04, 2014 9:59 am

2.
How many times the while loop will get executed if a short int is 2 byte wide?

#include<stdio.h>
int main()
{
int j=1;
while(j <= 255)
{
printf("%c %d\n", j, j);
j++;
}
return 0;
}
A. Infinite times
B. 255 times
C. 256 times
D. 254 times

Answer: Option B

Explanation:

The while(j <= 255) loop will get executed 255 times. The size short int(2 byte wide) does not affect the while() loop.
DR ABDUL SABOOR
PHD Scholar at Superior University Lahore- Pakistan
MS Business Administration (HRM)
BS Business Administration (Marketing)
Member Editorial Board Science Publishing Group USA
Member Editorial Board International Journal of Marketing Studies
Cell=0308-6837987

Pakistan
User avatar
abdulsaboor
ADMIN
ADMIN
 
Posts: 2004
Joined: Fri Sep 28, 2007 3:42 am
Location: vehari-punjab-pakistan

Re: C Programming > Control Instructions

Postby abdulsaboor » Sat Oct 04, 2014 10:00 am

3.
Which of the following is not logical operator?

A. &
B. &&
C. ||
D. !

Answer: Option A

Explanation:

Bitwise operators:
& is a Bitwise AND operator.

Logical operators:
&& is a Logical AND operator.
|| is a Logical OR operator.
! is a NOT operator.
So, '&' is not a Logical operator.
DR ABDUL SABOOR
PHD Scholar at Superior University Lahore- Pakistan
MS Business Administration (HRM)
BS Business Administration (Marketing)
Member Editorial Board Science Publishing Group USA
Member Editorial Board International Journal of Marketing Studies
Cell=0308-6837987

Pakistan
User avatar
abdulsaboor
ADMIN
ADMIN
 
Posts: 2004
Joined: Fri Sep 28, 2007 3:42 am
Location: vehari-punjab-pakistan


Return to C Programming

Who is online

Users browsing this forum: No registered users and 1 guest
cron