Blue Book Chapter 4 Questions Flashcards Preview

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Flashcards in Blue Book Chapter 4 Questions Deck (16):
1

The purpose of a network is to:

share data, peripherals, and resources

2

What piece of equipment is the physical connection between the node and the network?

NIC

3

The connection from a network device to a network jack is done using a _______

network cable

4

What is the difference between a hub and a router?

Hub switches a control point - anything that comes in one port is sent out to the others.
Router can be programmed to understand, possibly manipulate, and route the data that it’s being asked to handle.

5

_____ devices are devices that are shared on a network. Examples are printer and fax machines.

Peripheral

6

What protocol is used for transferring data between computers on a network?

TCP/IP

7

How is an IP address constructed?

four sets of numbers separated by a decimal

8

What is the purpose of the subnet mask?

subdivide the network

9

What information is contained in the MAC address?

hardware manufacturer, device individual identification number

10

What is the transmission speed of 100 Base T?

100mbps

11

The term bandwidth is used to describe what?

The amount of information a network can transmit and receive at one time.

12

Why is it so important to limit the amount of bandwidth you are using on the customer's network?

Large amounts from a single device can slow down the entire network.

13

How is Internet IP Address different from IP Address?

An IP address is assigned to your computer by your Internet service provider . It acts like a phone number to call in.

14

How are dynamic and static IP addresses different?

Dynamic: May get different IP each time you connect
Static: Owned by the device and cannot be changed.

15

What are firewalls designed to do?

Protect the network - block unauthorized access while permitting outward communication.

16

List two types of firewall programs that mask the internal IP addresses of devices on a network when those devices are connected to the internet.

DHCP: assigns dynamic IP addresses
NAT: Keeps track of internal and external IP addresses