Network Layer Quiz

As the data packet moves from the upper to the lower layers, headers are _______.

• A) Removed

• B) Added

• C) Rearranged

• D) Modified

Mail services are available to network users through the _______ layer.

• A) Data link

• B) Physical

• C) Application

• D) Transport

The Internet model consists of _______ layers.

• A) Three

• B) Five

• C) Seven

• D) Eight

Layer 2 lies between the physical layer and the _______ layer.

• A) Data link

• B) Network

• C) Transport

• D) None of the above

The _______ layer is the layer closest to the transmission medium.

• A) Network

• B) Physical

• C) Data link

• D) Transport

When data are transmitted from device A to device B, the header from A's layer 4 is read by B's _______ layer.

• A) Application

• B) Physical

• C) Transport

• D) None of the above

As the data packet moves from the lower to the upper layers, headers are _______.

• A) Added

• B) Rearranged

• C) Modified

• D) Subtracted

The physical layer is concerned with the transmission of _______ over the physical medium.

• A) Programs

• B) Protocols

• C) Bits

• D) Dialogs

The _______ layer lies between the network layer and the application layer.

• A) Data link

• B) Physical

• C) Transport

• D) None of the above

The process-to-process delivery of the entire message is the responsibility of the _______ layer.

• A) Physical

• B) Network

• C) Transport

• D) Application