CompTIA A+ Certification 220-1001: The Total Course - Hexadecimal

What is the least common denominator for the bit widths mentioned in the binary systems section?

• 16

• 2

• 4

• 8

Why is hexadecimal considered a useful shorthand for binary?

• It uses fewer characters to represent binary data.

• It is easier to calculate with than binary.

• It can represent more colors in graphics.

• It is the native language of computers.

How many different combinations can be represented by four binary digits?

• 8

• 12

• 16

• 32

Which of the following is a correct representation of the binary sequence 1010 in hexadecimal?

• A

• C

• B

• D

What is the primary benefit of using hexadecimal over binary?

• It is more accurate.

• It is more compact.

• It is faster to process.

• It is universally understood.

How many bits are represented by a MAC address using hexadecimal notation?

• 64 bits

• 48 bits

• 128 bits

• 32 bits

What is the significance of the letter 'C' in a MAC address?

• It is a placeholder for binary data.

• It represents a checksum value.

• It indicates the start of the address.

• It is a clue that the address is in hexadecimal.