Quiz 2

What is the correct way to declare a constant in C?

• (a) int const a;

• (b) constant int a;

• (c) #define a

• Both (a) and (c)

What will be the output of the following code snippet? 'printf("%d", 5 == 5);'

• 5

• 0

• 1

• True

What is the size of an 'int' data type in C?

• 2 bytes

• Depends on the compiler

• 4 bytes

• 1 byte

If an integer requires two bytes of storage, what is the maximum value of an unsigned integer in C?

• 2¹⁵ – 1

• 2¹⁶ – 1

•  2¹⁵

•  2¹⁶

What is typecasting in C?

• Assigning a value to a variable

• Converting a variable from one data type to another

• Defining a new data type

• Initializing a variable with a constant value

• 10 5

• 5 10

• 0 15

• Compilation error

• 25

• 13

• 11

• Compilation error

What is the purpose of the ‘return’ statement in C?

• To terminate a loop

• To end a program

• To exit a function and return a value

• To declare a variable

What will happen if you try to store a value beyond the range of the declared data type of a variable in C?

• Compile-time error

• Run-time error

• Data loss or wrap around

• No error

• ==, !=

• !=, ==

• ==, ==

• <, >