Data Transmission

Question 1

Simplex data transmission

Answer 1

is in one direction only (e.g. computer to printer)

Question 2

Half-duplex data transmission

Answer 2

is in both directions but not at the same time (e.g., walkie-talkie)

Question 3

Serial data transmission

Answer 3

is when data is sent one bit at a time over a single wire

Question 3

Parallel data transmission

Answer 3

is when data of several bits (1 byte) are sent down several wires at the same time.

Question 4

Full-duplex data transmission

Answer 4

is in both directions simultaneously (e.g. broadband connection on the phone line)