Binary_Grade7

What is the binary system base?

• 10

• 2

• 1,0

• 16

What is the denary system base?

• 9

• 2

• 10

• 0 to 9

What is (4)₁₀ in binary?

• 1000

• 0101

• 0100

• 0011

Convert the square root of 81 into binary?

• 1001

• 1100

• 1010

• 1000

convert (1111)₂ into denary

• 15

• 100

• 1111

• 16

(a)   is another name for the binary system

Convert (10)₁₀ into binary

• 1110

• 10

• 1010

• 1001

In computer Science 1 is on and 0 is off. True or false

• True

• False

convert (0011)₂ into denary

• 1

• 2

• 3

• 11

The right-most weight of a binary number is 2¹ which is equal to 2. True or false?

• True

• False