C Programming Quiz

What is the output of this C code? #include void main() { int x=1,y=0,z=5; int a=x&&y||z++; printf("%d",z); }

• 6

• 5

• 0

• Varies

What is the output of this C code? #include void main() { int x=1,z=3; int y=x<<3; printf("%d\n",y); }

• -2147483648

• Runtime Error

• 8

• -1

What will be the output? void main() { i=0x10+010+10; printf("\nx=%x",i); }

• I=34

• X=22

• X=34

• Error

Int i=20; Printf(“%X”,i); What is the output?

• 20

• 15

• 14

• Error

What will be the size of the following union declaration? Union test { int x; char y; float z; };

• 5

• 4

• 6

What will be the size of the following union declaration? struct test { int x; char y; float z; };

• 4

• 5

• 6

• 7

What will be the output of the following C code? #include int main() { int x = 1, y = 2; int z = x & y == 2; printf("%d\n", z); }

• 0

• 1

• Error

• Depend on compiler

The function __________ obtains block of memory dynamically.

• Calloc

• Malloc

• Both calloc & malloc

• Free

What will be the output of the following C code? #include void main() { int x=0; int *ptr=&x; printf("%d\n",*ptr); }

• Address of x

• Zero

• Junk value

• Runtime Error

What will be the output of the C code? #include int main() { int a=1; if(a--) printf("True"); if(a++) printf("False"); }

• True

• False

• True False

• No output