3B-DDC313-Quiz4

1. It allows data to be exchanged without setting up a link between processes.

• 1. Connection-oriented protocol

• 1. Connectionless protocol

• 1. Synchronous

• 1. Asynchronous

1. Data transmission category based on number of bits sent simultaneously in the network.

• 1. Synchronous / Asynchronous

• 1. Serial / Parallel

• 1. Simplex / Half-Duplex / Full-Duplex

• 1. None of the choices

1. Guidelines that can be used by any company to produce compatible equipment or software after a royalty have been paid to the original company.

• 1. Data Transmission Standards

• 1. Proprietary Standards

• 1. Open Systems Standards

• 1. Data Communication Standards

1. A connection procedure that ensures the integrity of the connection between stations in a network prior to the exchange of data between them.

• 1. Handshake

• 1. Milkshake

• 1. Moonshake

• 1. Headshake

1. A telephone call is an example of this process, where a virtual circuit is established, the caller must know the person's telephone number and the phone must be answered--before the message can be delivered.

• 1. Connection-oriented protocol

• 1. Connectionless protocol

• 1. Synchronous

• 1. Asynchronous

1. Data transmission category based on direction of exchange of Information.

• 1. Synchronous / Asynchronous

• 1. Serial / Parallel

• 1. Simplex / Half-Duplex / Full-Duplex

• 1. None of the choices

1. What is the data unit for layer 3 in the OSI model?

• 1. Segment

• 1. Frame

• 1. Bit

• 1. Packet

1. Data transmission category based on synchronization between transmitter and receiver.

• Synchronous / Asynchronous

• Serial / Parallel

• Simplex / Half-Duplex / Full-Duplex

• None of the choices

9. Encryption takes place at what layer?

• 0. Presentation

• 0. Session

• Transport

• Data Link

9. Routers operate at which layer of the OSI model?

• 0. Transport

• 0. Data Link

• 0. Session

• 0. Network