Basic C Programming - Data Types

What is the range of values that can be stored in an 'int' data type?

• -2,147,483,647 to 2,147,483,648

• -2,147,483,648 to 2,147,483,648

• -2,147,483,647 to 2,147,483,647, 2,147,483,648

• -2,147,483,648 to 2,147,483,647

Which data type is used to store decimal numbers in C?

• int

• float

• double

• char

How many bytes are occupied by a 'char' data type in C?

• 2

• 1

• 4

• 8

What is the keyword used to declare a floating-point variable in C?

• decimal

• double

• real

• float

What is the size of a 'float' data type in C?

• 16 bytes

• 8 bytes

• 4 bytes

• 2 bytes

Which data type is used to store single characters in C?

• char

• int

• float

• string

What is the range of values that can be stored in a 'short int' data type?

• -16,384 to 16,383

• -65,536 to 65,535

• -128 to 127

• -32,768 to 32,767

What is the difference between 'float' and 'double' data types in C?

• float is more accurate than double

• float is for integers, double is for decimals

• float is double-precision, double is single-precision

• float is single-precision, double is double-precision

How is a character constant represented in C?

• Enclosing a single character within double quotes

• Using square brackets to represent the character

• Using backticks to enclose the character

• Enclosing a single character within single quotes

What is the purpose of the 'unsigned' keyword in C data types?

• To declare variables that can store both negative and positive values

• To declare variables that can only store floating-point numbers

• To declare variables that can only store negative values

• To declare variables that can only store non-negative values