Practice Variable Number of Arguments – What is the value of “final” after the following program executed?
void main()
{
int sum, index;
index = 0; sum=0; for(;;) {
sum = sum + index;
++index;
if (sum >= 100) break;
}
final = sum/index;
}
Practice Control Instructions – What is the final value of sum?
void main()
{
int sum= 1;
for (;sum <=9;)
printf("%d/n" ,++sum);
}
Practice Bitwise Operators – What is the final value of digit?
void main()
{
int digit
for (digit = 0; digit < = 9; ++digit)
printf ("%d/n", digit);
digit = 2*digit;
- - digit;
}
Practice Bitwise Operators – How many times will the printf statement be executed?
void main()
{
int n; n=10;
while(n < 10){
printf ("hello");
--n;
} }
Practice Control Instructions – What will be the value of sum after the following C program is executed?
void main()
{
int sum, index
sum= 1;
index= 9;
do {
index = index - 1;
sum =2* sum;
} while(index > 9);
}
Practice Bitwise Operators – What will be value of count after the following C program is executed?
void main()
{
int count, digit = O;
count= 1;
while (digit <= 9){
printf ("%d/n", ++count);
++ digit;
}
Practice Declarations and Initializations – What will be output of the following “c” code?
#include
void main ( )
{
int a=500, b=100,c;
if( !(a>=400))
b=200;
c=200;
printf( "%d %d", b,c);
}
Practice Declarations and Initializations – What will be output of the following “c” code?
#include
void main ( )
{
int i;
for( i=0; i<10; i++,printf("%d", i));
}
Practice Basic Concept – What will be output of the following “c” code?
#include
void main ( )
{
printf(" Hello");
printf(" world");
printf("
Cup");
}
Practice Basic Concept – What will be output of the following “c” code?
#include
void main ( )
{
printf(5+"Hello world");
}
Practice Expressions – What will be output of the following “c” code?
#include
void main ( )
{
int c = --2;
printf("%d" , c);
}
Practice Expressions – What will be output of the following “c” code?
#include
void main ( )
{
int i=5;
printf("%d %d %d %d %d", i++, i--,++i, --i, i);
}
Practice C Preprocessor – What will be output of the following “c” code?
#include
#define a 10
void main( )
{
#define a 50
printf("%d",a);
}
Practice Control Instructions – What will be output of the following “c” code?
#include
void main()
{
char ch;
for(ch =1; ch<=255; ch++)
printf("%d %c", ch, ch);
}
Practice Arrays – What will be output of the following “c” code?
#include
void main()
{
int i, a[50]={1,2,3,4,5};
for( i=0; i<5; i++)
printf("%d",*a++);
}