year 8 Revision Quiz

What gate is this?

What gate is this?

What is 1100 in hexadecimal

• D

• E

• C

• A

What is 111000100 in decimal

• 449

• 450

• 451

• 452

Each digit is referred to as a ___, or binary digit

• bat

• bit

• bet

• bot

Truth tables show what happens in ________ _______ Truth tables show what happens in electronic circuits if every possible combination of 0 and 1 are entered in to the gates. Below is the truth table for the above circuit.They are the same as the ones you might draw for a single gate

What gate produces this table?

The binary system is known as a ‘base _’ system

What is 89 in binary?

• 000000

• 110110

• 1011001

• 111111