QUIZ ON NUMBER SYSTEMS

What number system do we use in daily life?

• Octal

• Decimal

• Hexadecimal

• Binary

Convert the decimal number 6 into binary

• 101

• 110

• 101

• 111

Convert the following into decimal

(1101)₂

• 13

• 14

• 15

• 16

What could be the base of following number

(1590)_?

• 2

• 8

• 16

• 10

Why do computers use binary?

• Computers use binary because their electronic components can easily represent two states, allowing for efficient storage and processing of information through electronic circuits.

• Computers use binary because it is the only numerical system that can represent both positive and negative values.

• Computers use binary because it is a more advanced number system compared to decimal and allows faster calculations.

• Computers use binary because it is a tradition in the field of computing to always use the simplest numerical system available.

Convert the binary number 00101011 to decimal.

• 34

• 43

• 53

• 54

Convert the binary number 01101100 to decimal.

• 108

• 54

• 176

• 62

Convert the decimal number 78 to binary.

• 01001110

• 010001110

• 0111110

• 10001110

Convert the hexadecimal number ABC to binary.

• 1010 1011 1100

• 1010 1011 1101

• 1000 0100 1110

• 1010 1101 1100

Convert the binary number 11011001 to hexadecimal.

• D9

• C9

• E9

• B9