What is an ICT Network?
Characteristics of a network
Use of comm. technologies
Standards
Protocols
100
What is MAN?
Metropolitan Area Network
100
would you use a peer to peer network in a small business or a large one?
In a small business
100
What is the Internet?
The internet is a large group of interconnected computers around the world that allow the ending and retrieval of information from one computer to another.
100
What are the two standards?
De Facto and De Jure
100
What is a protocol?
A protocol includes formatting rules that specify how data is packaged into messages. Can include data compression
200
What is LAN
Local Area Network
200
What is a peer to peer network?
When two or more PCs are connected and share resources without going through a separate server computer
200
why was the internet set up?
The internet was set up so that even if some parts of the network weren't working properly it would still be possible to use other parts of the network.
200
What would happen if there weren't standards? (2 points)
-Products might not work as expected -They may be of inferior quality -In extreme cases, non-standardized products may be dangerous
200
What is HyperText Transfer Protocol?
Defines the process of requesting and transferring HTML webpages across the internet
300
Where is LAN used?
In schools and small businesses.
300
What is a router?
A hardware device that joins networks together at the network protocol layer
300
What is web browser software used for?
is used to access files through the use of hypertext transfer protocol (HTTP)
300
Why is it important to have standards?
standards helps ensure safety, reliability and environmental care. As a result, users see standardized products and services as more dependable this ups user confidence, increasing sales and the take-up of new technologies.
300
What is File Transfer Protocol?
Allows users to send files between computers. A copy of the file is transferred to the receiving computer and can be saved.
400
What are the advantages of using a network rather than a standalone computer?
You can use them on a daily basis and do not have to think about the consequences if the they weren't available. People are very dependent on computers these days and the use of a network improves the efficiency and effectiveness.
400
What is a client server network usually fitted with if the servers fail and files get corrupt?
RAID drive systems
400
What are webpages usually written in and how are they linked together?
Webpages are usually written in hypertext markup language (HTML) and they are linked together using hyperlinks
400
Give points about the De facto standards (at least 3)
- No formal agreement - Widely used but not endorsed - There is some kind of particular standard - A GIF is a De Facto standard
400
What is Post Office Protocol 3?
Defines the transfer of email between computer systems
500
What is the difference between an intranet and an extranet?
The main difference between an intranet and an extranet is that the intranet is the network that is limited for use on the organizations computers, whereas the extranet is an extension of the company’s intranet. The extranet make available some of the information of the intranet to people not directly connected to the intranet.
500
What is a client server network?
A computer network in which one centralized, powerful computer is a hub to which many less powerful personal computers or workstations are connected.
500
What are two things you can now do on the internet that you weren't able to do before?
Shopping and Banking online are two things (accept anything relevant)
500
Give points about the De Jure standards (at least 3)
- Legally binding - can sometimes place restrictions on manufacturers, this could slow down development - They usually start as De Facto standards - An example is Wireless
500
What is Secure socket layer?
A cryptographic system for sending data such as credit card details securely over the internet
M
e
n
u