Chapter 4 Data Quiz

What is the base of the binary number system?

• 2

• 8

• 10

• 16

What is the decimal equivalent of the binary number 1010?

• 2

• 5

• 10

• 15

Convert the decimal number 13 to binary.

• 1010

• 1101

• 1110

• 1001

What is data compression?

• Increasing file size

• Decreasing file size

• Encoding data

• Encrypting data

Which type of data compression preserves all the original data?

• Lossy compression

• Lossless compression

Lossy compression removes some data to reduce file size.

• True

• False

Convert the binary number 1100101 to decimal.

Standardizing is recording an analog signal at regular discrete moments and converting them to a digital signal.

• True

• False

Amarah had a series of 1,237 bits. Calculate how many complete groups of data bytes she has.

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How do you think understanding binary numbers and data compression techniques can benefit individuals in their everyday lives, such as when managing digital files or transferring data between devices? Provide a thorough answer.

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