CS_revision

Which one of the following is the largest Hexadecimal value?

• 16

• F

• E

• G

What is the largest number we can represent using 8 bits (11111111)

• 254

• 255

• 256

• 128

We can represent long binary numbers using (a)   to make the number shorter and more memorable.

What does the acroynm MAC stand for?

• Media access control

• Multi access control

• None of the option are correct

• Media arrangement console

A MAC address consists of 12 hexadecimal digits. The address is split up into two parts of 6. What do the two parts represent?

• Manufacturer ID and unique ID for the card

• Location and manufacturer

• Network ID and unique ID for the card

• None of the options are correct

Give the 12 bit binary value of the denary value 218

• 11011010

• 000011011010

• 11011011

• 000011011011

Which method of error checking uses an agreed even or odd number of binary digits to check if a message has been transmitted correctly

• Checksum

• Checkdigit

• ARQ

• Parity check

Which method of error checking uses an algorithm to calculate a single digit that will be added to the end of the message?

• Checksum

• Checkdigit

• ARQ

• Parity check

What is the name of the logic gate that inverses the input (opposite)

• AND

• OR

• XOR

• NOT

Draw an AND gate