Communication and internet technologies

Which one of the following is NOT a data transmission method?

• Simplex

• Full simplex

• Half Duplex

• Full duplex

Serial data transmission is when.........

• Data is sent one bit at a time.

• Data is sent all at once.

• Data is sent in several bits.

• Data is sent in a pattern.

How would you define a protocol?

• A system to perform a task?

• A set of rules and procedures?

• A set of instructions to be followed?

• A system that finds errors?

Which one of the following are error checking methods?

Select as many as you think

• Simplex error checking

• Parity checking

• Check sum

• Echo check

• Automatic repeat request

The following is odd or even parity?

0110 1100

• ODD PARITY

• EVEN PARITY

An internet .............................provider. These are companies that allow you to access the .............................

Each device on the internet is given a..................

• Mac address

• IP address

• IT address

• FTP address

What does a URL stand for?

• Unified system link

• Unlimited system link

• Ultra real language

• Uniform resource locator