2.3 REQUIREMENTS FOR CONNECTING TO A NETWORK Flashcards
WHAT ARE THE ADDITIONAL FUNCTIONS OF NETWORK OPERATING SYSTEM?
- Passing usernames and passwords to server to check login
- Separating user accounts and preventing unauthorized access
- Access to network storage
IN WHAT WAYS ARE DEVICES IDENTIFIED WHEN COMMUNICATING THROUGH NETWORK OPERATING SYSTEM?
- Device name
- IP ADDRESS
- MEDIA ACCESS CONTROL
DEVICE NAME
Descriptive name identifying a computer on a network.
IP ADDRESS
Internet protocol. Unique address networked devices use to send data between eachother.
MEDIA ACCESS CONTROL (MAC)
Universal unique identifiers given to network interface card.
WHAT ARE THE FUNCTIONS OF COMPONENTS OF WIRED AND WIRELESS SYSTEMS?
- Cables
- Wireless access points
- Switch
- Gateway
- Router
- Booster
- Server
FUNCTION OF CABLES?
Connect devices on a network
FUNCTION OF A WIRELESS ACCESS POINT?
Allows devices with wifi connectivity to connect to a wired network
FUNCTION OF A SWITCH?
Connect devices in a network. Contains ports. Where cables and devices are plugged and connect.
FUNCTION OF A GATEWAY?
Connects two different networks.
EXAMPLE OF A GATEWAY?
LAN is connected to WAN using a gateway.
FUNCTION OF A ROUTER?
Stores address of all devices connected to it to forward the network traffic to its destination through quickest route.
FUNCTION OF BOOSTER?
Amplifies signal in a network so range can be extended.
FUNCTION OF A SERVER?
Computer which shares its resources with connected devices. Computers connected to a server are called clients.
ROLE OF WEB BROWSER?
Software application used to request and display information stored in web servers.
EXAMPLE OF WEB BROWSER?
Google Chrome
Microsoft Edge
ROLE OF ISP?
Provides connection to telecommunication infrastructure that forms the framework for the internet.
ROLE OF SEARCH ENGINE?
Provides a way to find information in web pages stored in web servers.
WHAT DO SEARCH ENGINES ALLOW?
Search engines allow searching and finding information using keywords.
HOW DO WEB BROWSERS LINK TO SEARCH ENGINES?
A web browser is an application used to view online content, use web browsers to access search engines.
ROLE OF FILTER SOFTWARE?
Prevents access of inappropriate information.
WHAT ARE THE TWO LISTS OF INFORMATION?
- Black list - UNACCEPTABLE
- White list- ACCEPTABLE.
ROLE OF WEB-SERVERS?
Processes request for data made via HTTP. Then processes data and displays it.
WHAT IS HTTP?
Hypertext transfer protocol. Standard that controls hoe computer documents are written.
WHAT IS HOTSPOT?
Connect to bluetooth phone to connect ti a service like internet.
FEATURES OF FIBRE OPTIC CABLES?
Has flexible fibres. Expensive. Very fast data transfer.
