Chapter 5: Data - Multiple Choice Quiz

What is data in computing?

• A type of program

• Instructions only

• Information processed or stored by a computer

• Only text files

What number system do computers use?

• Decimal

• Binary

• Octal

• Hexadecimal

What is a bit?

• 4 bytes

• 8 bytes

• A 1 or 0

• A full character

How many bits are in a byte?

• 2

• 4

• 6

• 8

What does a closed switch represent in binary?

• 0

• 1

• 2

• -1

What can one byte store?

• A sentence

• A whole paragraph

• One character

• Ten digits

Which of these is the largest?

• Megabyte

• Kilobyte

• Gigabyte

• Petabyte

What did the Apollo 11 computer use for memory?

• Solid-state drives

• Optical discs

• Core rope memory

• Magnetic disks

What does RAM store?

• Permanent files

• System backups

• Instructions being run

• Cloud data

What replaced punch cards for storage in the 1950s?

• CDs

• Optical discs

• Magnetic tape

• Flash drives