Computer Data Quiz

What is the smallest unit of data in a computer?

• Byte

• Nibble

• Bit

• Kilobyte

Which term describes 1024 gigabytes?

• Megabyte

• Terabyte

• Petabyte

• Kilobyte

What is the decimal range that can be represented by an 8-bit binary number?

• 0-127

• 0-255

• 0-511

• 0-1023

What is the binary representation of the decimal number 255?

• 11111111

• 11111110

• 11111101

• 11111011

What is the symbol shown in the image commonly known as?

• Power button

• Pause button

• Play button

• Stop button

Which component is responsible for controlling the flow of electricity in the circuit?

• Battery

• Lamp

• Switch

• Wire

Which component in the circuit is used to turn the lamp on and off?

• Battery

• Lamp

• Switch

• Wire

What does the lamp do when the circuit is complete?

• It turns off

• It emits light

• It breaks the circuit

• It stores energy

How many terabytes are in a petabyte (PB)?

• 100

• 500

• 1000

• 1024

What is the binary representation of a single bit?

• 0 or 1

• 1 or 2

• 0 or 2

• 1 or 3