Principles of Performing Measurements and Calculation

What is the smallest unit of data on a computer?

• Bit

• Kilobyte

• ASCII

• Byte

How many bytes are in a kilobyte (KB)?

• 1,000

• 1

• 512

• 1,024

What does a byte typically contain enough information to store?

• A single binary digit

• A complete word

• A kilobyte of data

• A single ASCII character

How many megabytes (MB) are there in one gigabyte (GB)?

• 1,000

• 10,737,418,240

• 1,024

• 1,048,576

Which of the following is equivalent to 1 terabyte (TB)?

• 1,024 PB

• 1,024 GB

• 1,024 ZB

• 1,024 MB

What is the approximate amount of data that 1 petabyte (PB) can hold if written on DVDs?

• 223,100 DVDs

• 878 DVDs

• 1,610 CDs worth of data

• 1 mile of stacked DVDs

Why might there be a discrepancy between a hard drive's published capacity and the capacity acknowledged by your computer?

• The hard drive uses a decimal system, and the computer uses a binary system

• The hard drive uses a binary system, and the computer uses a decimal system

• The computer is using a decimal system

• The hard drive is malfunctioning

In a binary system, how many bytes are in 10 gigabytes (GB)?

• 10,737,418,240 bytes

• 1,048,576 bytes

• 10,000,000,000 bytes

• 9.31 GB

What does the term "bit" stand for in computing?

• Binary Term

• Binary Code

• Binary Digit

• Binary Byte

In a binary system, what does the value "1" typically represent?

• Off

• None

• On

• Neutral