Chapter 2 - Digital Data

What is the base number of the binary system used by computers?

• Base-10

• Base-2

• Base-8

• Base-16

How many possible digits are there in the hexadecimal number system?

• 2

• 8

• 10

• 16

Before instructions can be executed by the CPU, they must be changed into what type of code?

• Decimal code

• Hexadecimal code

• Binary code

• Octal code

What is the smallest unit of data in computing?

• Byte

• Kilobyte

• Bit

• Megabyte

Which number system is known as base-10?

• Binary

• Denary

• Octal

• Hexadecimal

How many bits are there in a byte?

• 1 bit

• 4 bits

• 8 bits

• 1024 bits

What is the abbreviation for Kilobyte?

• b

• KB

• MB

• GB

How many bytes are there in a Megabyte?

• 1024 bytes

• 1048576 bytes

• 1024 kilobytes

• 1024 megabytes

What does ASCII stand for?

• American Standard Code for Information Interchange

• American Standard Code for International Interchange

• American System Code for Information Interchange

• Automated Standard Code for Information Interchange

Which of the following is the largest unit of measurement for digital data?

• Gigabyte

• Terabyte

• Petabyte

• Kilobyte