Chapter 1 Review

The OSI model is currently the most widely implemented network model used to develop and build networks of any size, including the Internet itself.

False

Ethernet is an example of a network layer protocol. (T/F)

False. Ethernet can be found in the data link layer.

Which of the following is a term used to group together the physical and data link layers?

Hardware layers

Which standards body is responsible for the development of local area network (LAN) standards?

IEEE

The three stages of the de jure standardization process are ______________________.

specification, identification of choices and acceptance.

What is NOT a function of the Data Link layer?

specifying the type of connection, and the electrical signals, radio waves, or light pulses that pass through it

International Organization for Standardization (ISO)

- Makes technical recommendations about data communications interfaces -Based in Geneva, Switzerland - It is one of the most important standards-making bodies

Which of the following correctly represents order of the seven layers of the OSI model from layer 1 to layer 7?

1. Physical 2. Data link 3. Network 4. Transport 5. Session 6. Presentation 7. Application

Which of the following is a function of the transport layer?

Breaking long messages into several smaller messages

Name some standards in the Data Link layer.

Ethernet, T1, PPP, Frame Relay

What is NOT true about de facto standards?

They never evolve into de jure standards.

Which layer of the OSI model is responsible for ensuring flow control so that the destination station does not receive more packets that it can process at any given time?

Transport

Which layer of the OSI model is responsible for ensuring that all packets sent are received by the destination station by dealing with end-to-end issues?

Transport