Units, numbers and characters

What is binary?

• A numeric system using a base 2

• A numeric system using a base 4

• A numeric system using a base 16

• A numeric system using a base 10

Which of the following is not a binary place value?

• 32

• 1

• 8

• 18

What is 12 in binary?

• 0010

• 1100

• 1101

• 1001

What is 00001111 in denary?

• 15

• 16

• 14

• 32

What is a TB?

• 1000 000 000 000 bytes

• 1000 000 000 bytes

• 1000 bytes

• 1000 000 bytes

What is ASCII?

• A character set using 7 or 8 bits

• A character set using 16 bits

• A character set using 32 bits

• A character set using 4 bits

What is hexadecimal?

• A numeric system using a base 16

• A numeric system using a base 6

• A numeric system using a base 8

• A numeric system using a base 2

What is F in denary?

• 15

• 14

• 13

• 16

What is a in denary?

• 10

• 11

• 12

• 13

What is unicode?

• A character set using 16 or 32 bits

• A character set using 8 or 10 bits

• A character set using 6 or 12 bits

• A character set using 1 or 2 bits