1. KS4 Binary and logic
gates quiz

2. 00001111 in binary is what
in denary
A) 12
B) 127
C) 15
D) 16

3. 01100000 in binary is what
in denary
A) 64
B) 96
C) 32
D) 128

4. Logic gates are the building blocks
of a major component in a computer
system. What is this called?
A) RAM
B) ROM
C) CPU
D) Hard Disk

5. Yes or No
• The diagram below is the electrical
symbol for a NOT gate

6. What is the missing value
in this truth table
A B X
0 0 0
A
0 1 0 X
B
1 0 0
1 1

7. What is the missing value
in this truth table
A B X
0 0
A
0 1 1 X
B
1 0 1
1 1 1

8. Please enter your answer
• What is 9 in 4 bit binary

9. Which of the below shows the
correct order of storage units
(smallest first)
A) Bit Byte MB KB TB GB
B) Bit Byte KB MB GB TB
C) MB Bit Byte GB TB KB
D) Byte Bit MB KB TB GB

10. Please enter your answer
• How many bits are in a byte?

11. Please enter your answer
• How many bytes are in a kilo byte