N+ Chapter 1 Quiz

Servers that have a NOS installed require less memory, processing power, and storage capacity than clients because servers are called on to handle only light processing loads and requests from multiple clients.

• True

• False

The fundamental difference between a switch and a router is that a switch belongs only to its local network and a router belongs to two or more local networks.

• True

• False

After a problem and its symptoms have been identified, a theory regarding a probable cause should be established.

• True

• False

The protocol data unit for the Physical layer of the OSI model is payload, or data.

• True

• False

The Transport layer header addresses a receiving application by a number called a MAC address

• True

• False

HTTP, IMAP4, FTP, and Telnet are all examples of protocols that operate at what layer of the OSI model?

• Layer 4

• Layer 5

• Layer 6

• Layer 7

The Data Link Layer utilizes what name for its protocol data unit (PDU)?

• Packet

• Data

• bit

• frame

What statement accurately reflects what occurs when a message is too large to transport on a network?

• The message is discarded and must be sent again.

• The message is sent anyway, and is received by the destination as garbage data.

• The message is divided into smaller messages called segments (for TCP) or datagrams (for UDP).

• An ICMP error is generated, and the application must reformat the data for transmission.

What is a defining characteristic of a bus topology based network?

• Devices are connected to two adjacent devices, and communication priority is granted by a token.

• Devices are connected directly to a centralized networking device, known as a network switch.

• Devices are daisy-chained together in a single line.

• Devices are directly attached to a network router, which forwards data to intended destinations.

If your network consists of all connected devices connecting to one central device, such as a switch, what type of topology is being used?

• bus

• star

• star bus

• mesh