© 2014 Firstsoft Technologies (P) Limited. login
Hi 'Guest'
Home SiteMap Contact Us Disclaimer
enggedu

C and C++ Interview Questions

14. Which one <, >=, << has higher precedence?

Ans:
Compare to relational operators the shift operators have the higher precedence.

Ex - 1: What is the output?

main()
{
int y;
scanf("%d",&y); // input given is 2000
if( (y%4==0 && y%100 != 0) || y%100 == 0 )
printf("%d is a leap year");
else
printf("%d is not a leap year");
}

Ans:
2000 is a leap year

Explanation:
An ordinary program to check if leap year or not.

Ex - 2: What is the output?
#include
main()
{
const int i=4;
float j;
j = ++i;
printf("%d %f", i,++j);
}

Ans:
Compiler error

Explanation:
i is a constant. you cannot change the value of constant

Ex - 3: What is the output?

main()
{
int i=5,j=6,z;
printf("%d",i+++j);
}

Ans:
11

Explanation:
the expression i+++j is treated as (i++ + j)


SLogix Student Projects
bottom