Computer Science Quiz

What is the smallest unit of information in computing?

• Byte

• Nibble

• Bit

• Kilobyte

How many bits are there in one byte?

• 4

• 8

• 16

• 32

What is the value of 1 Megabyte (MB) in Kilobytes (KB)?

• 1000 KB

• 1024 KB

• 512 KB

• 2048 KB

Which number system uses only two symbols (0 and 1)?

• Octal

• Hexadecimal

• Binary

• Decimal

Convert the decimal number 25 to binary.

• 11001

• 10101

• 10011

• 11100

Which number system uses digits from 0 to 7?

• Binary

• Octal

• Decimal

• Hexadecimal

How is the number 1309 in decimal represented in octal?

• 2415

• 2435

• 1245

• 1324

What is the hexadecimal equivalent of the decimal number 255?

• FF

• FF

• 100

• 10F

Convert the binary number 11001 to decimal.

• 25

• 19

• 29

• 23

What is the hexadecimal equivalent of the decimal number 1024?

• 400

• 401

• 3FF

• 1000