2.3 REQUIREMENTS FOR CONNECTING TO A NETWORK

Question 1

WHAT ARE THE ADDITIONAL FUNCTIONS OF NETWORK OPERATING SYSTEM?

Answer 1

• Passing usernames and passwords to server to check login
• Separating user accounts and preventing unauthorized access
• Access to network storage

Question 2

IN WHAT WAYS ARE DEVICES IDENTIFIED WHEN COMMUNICATING THROUGH NETWORK OPERATING SYSTEM?

Answer 2

• Device name
• IP ADDRESS
• MEDIA ACCESS CONTROL

Question 3

DEVICE NAME

Answer 3

Descriptive name identifying a computer on a network.

Question 4

IP ADDRESS

Answer 4

Internet protocol. Unique address networked devices use to send data between eachother.

Question 5

MEDIA ACCESS CONTROL (MAC)

Answer 5

Universal unique identifiers given to network interface card.

Question 6

WHAT ARE THE FUNCTIONS OF COMPONENTS OF WIRED AND WIRELESS SYSTEMS?

Answer 6

1. Cables
2. Wireless access points
3. Switch
4. Gateway
5. Router
6. Booster
7. Server

Question 7

FUNCTION OF CABLES?

Answer 7

Connect devices on a network

Question 8

FUNCTION OF A WIRELESS ACCESS POINT?

Answer 8

Allows devices with wifi connectivity to connect to a wired network

Question 9

FUNCTION OF A SWITCH?

Answer 9

Connect devices in a network. Contains ports. Where cables and devices are plugged and connect.

Question 10

FUNCTION OF A GATEWAY?

Answer 10

Connects two different networks.

Question 11

EXAMPLE OF A GATEWAY?

Answer 11

LAN is connected to WAN using a gateway.

Question 12

FUNCTION OF A ROUTER?

Answer 12

Stores address of all devices connected to it to forward the network traffic to its destination through quickest route.

Question 13

FUNCTION OF BOOSTER?

Answer 13

Amplifies signal in a network so range can be extended.

Question 14

FUNCTION OF A SERVER?

Answer 14

Computer which shares its resources with connected devices. Computers connected to a server are called clients.

Question 15

ROLE OF WEB BROWSER?

Answer 15

Software application used to request and display information stored in web servers.

Question 16

EXAMPLE OF WEB BROWSER?

Answer 16

Google Chrome
Microsoft Edge

Question 17

ROLE OF ISP?

Answer 17

Provides connection to telecommunication infrastructure that forms the framework for the internet.

Question 18

ROLE OF SEARCH ENGINE?

Answer 18

Provides a way to find information in web pages stored in web servers.

Question 19

WHAT DO SEARCH ENGINES ALLOW?

Answer 19

Search engines allow searching and finding information using keywords.

Question 20

HOW DO WEB BROWSERS LINK TO SEARCH ENGINES?

Answer 20

A web browser is an application used to view online content, use web browsers to access search engines.

Question 21

ROLE OF FILTER SOFTWARE?

Answer 21

Prevents access of inappropriate information.

Question 22

WHAT ARE THE TWO LISTS OF INFORMATION?

Answer 22

• Black list - UNACCEPTABLE
• White list- ACCEPTABLE.

Question 23

ROLE OF WEB-SERVERS?

Answer 23

Processes request for data made via HTTP. Then processes data and displays it.

Question 24

WHAT IS HTTP?

Answer 24

Hypertext transfer protocol. Standard that controls hoe computer documents are written.

Question 25

WHAT IS HOTSPOT?

Answer 25

Connect to bluetooth phone to connect ti a service like internet.

Question 26

FEATURES OF FIBRE OPTIC CABLES?

Answer 26

Has flexible fibres. Expensive. Very fast data transfer.