Networking Basics

Question 1

Define: Terminator

Answer 1

Terminators absorb signals and prevent them from reflecting repeatedly back and forth on the cable. Terminators are used with bus topology.

Question 2

A network with a logical ring topology uses a central device called a __________.

Answer 2

Multi-station Access Unit (MSAU)

Question 3

O.S.I.

Answer 3

Open Systems Interconnection

Question 4

This layer of the OSI model is responsible for integrating network services with the operating system.

Answer 4

7. Application layer

Question 5

The protocols HTTP, FTP, TFTP, and SMTP are protocols associated with which layer of the OSI model?

Answer 5

The application layer.

Question 6

Which layer of the OSI model can be thought of as the formatting layer?

Answer 6

The presentation layer.

Question 7

This layer of the OSI model deals with syntax, encryption, and compression.

Answer 7

6. Presentation layer

Question 8

This layer of the OSI model is responsible for delivering data on a network.

Answer 8

4. Transport layer

Question 9

Which layer of the OSI model is responsible for flow control?

Answer 9

The transport layer.

Question 10

TCP and UDP are protocols associated with which layer of the OSI model?

Answer 10

4. Transport layer

Question 11

A ________ is a number which identifies an upper layer service running on a server.

Answer 11

Port

Question 12

Layer 5 of the OSI model is the __________ layer.

Answer 12

Session

Question 13

This layer of the OSI model is responsible for moving data between systems throughout the inter network and is where routing happens.

Answer 13

3. Network layer

Question 14

When a segment (layer 4) is passed off to the network layer, the source and destination __________ are added to the segment, and the data then becomes a __________.

Answer 14

IP addresses; packet

Question 15

The assignment of IP addresses occurs at which layer?

Answer 15

The network layer.