Lesson One Quiz

What does the symbol '1' represent in a typical on-off switch?

• Off

• On

• Standby

• Reset

What does the symbol '0' represent in a typical on-off switch?

• On

• Off

• Standby

• Reset

What is the system called where only 1 or 0 can be used?

• Decimal

• Hexadecimal

• Binary

• Octal

What is the base 10 system also known as?

• Binary system

• Hexadecimal system

• Denary system

• Octal system

How many digits are there in the denary system?

• 2

• 8

• 10

• 16

What digits are used in the binary system?

• 0 and 1

• 0 to 9

• 0 to 7

• 0 to 15

What is each figure in the binary system known as?

• Byte

• Bit

• Digit

• Nibble

What is the denary equivalent of the binary number 1010 1101?

• 173

• 165

• 180

• 150

What is the denary (decimal) equivalent of the binary number 01100101?

• 101

• 110

• 95

• 100

What is the denary equivalent of the binary number 01111100?

• 124

• 254

• 7

• 100