Basic components of a network

Question 1

What is a Server?

Answer 1

Servers are computers connected to a network. Server computers provide services and resources to client computers

Question 2

What is a Client?

Answer 2

Clients are computers connected to a network. Clients use the resources and services provided by servers.

Question 3

What is a Workstation?

Answer 3

Workstations are computers connected to a network. People use them to conduct tasks, for example the designers who design websites.

Question 4

What are the types of server computers?

Answer 4

File Server
E-mail Server
Proxy/Internet server
Web server
Database server
Print server

Question 5

What does NIC stand for ?

Answer 5

Network Interface Controller/Cards

Question 6

NIC

Answer 6

Network interface cards are pieces of hardware that allow a computer to connect to a network. Most modern computers have this device integrated into their motherboards, however NICs can also be purchased separately.

Question 7

What are the different types of connection devices?

Answer 7

-Modem
-Router
-Switch
-Wireless Access Point (WAP)
-Wi-Fi extender/ Repeater

Question 8

What is the function of a modem?

Answer 8

Modems, connect to an internet service provider (ISP) to give internet access to your internal network via the router

Question 9

What is the function of a Router?

Answer 9

Routers allow multiple computers/devices to connect to a global network (The Internet).
Routers guide network traffic.

Question 10

what is the function of the switch?

Answer 10

Switches ae devices that act as a controller for the networked devices to communicate.
Switches allow for many devices to communicate within a network.

Question 11

What is the function of a WAP(Wireless Access Point)?

Answer 11

Access points are devices used to set up WLAN in a large building such as an office or school.

Question 12

What is the function of a Wi-Fi Extender/Repeater ?

Answer 12

A Wi-Fi repeater is a device that takes an existing signal from a wireless router or wireless access point and rebroadcasts it to extend the network.

Question 13

Types of communication medium?

Answer 13

UTP cable
Fiber optics

Question 14

UTP cable

Answer 14

Unshielded Twisted Pair/ Ethernet cable

Question 15

Properties of a UTP (Unshielded Twisted Pair )cable?

Answer 15

-Extends a short distance if its too long it loses signal
-Can be eavesdropped on due to copper cables
-Affected by EMI
-Uses electrical signals to transmit data

Question 16

Properties of a Fiber optics?

Answer 16

-Extends a much longer distances
-Immune to eavesdropping
-Not affected by electrical sources
-Uses light signals to transmit data
-Faster data transmission than UTP cable