PCDS Lab Quiz

char txt [20] = “Hello world!\0”;

How many bytes are allocated by the definition above?

• 11 bytes

• 12 bytes

• 13 bytes

• 20 bytes

Which one of the following statements allocates enough space to hold an array of 10 integers that are initialized to 0?

• int ptr = (int ) malloc(10, sizeof(int));

• int ptr = (int ) calloc(10, sizeof(int));

• int ptr = (int ) malloc(10*sizeof(int));

• int ptr = (int ) alloc(10*sizeof(int));

What will be output if you will execute following c code?

• 20

• 11

• 12

• 22

What will be the output of the given code?

• c questions

• c (null)

• (null) (null)

• Compilation error

What will be the output of the given code?

• 4

• 24

• 25

• Infinite loop