Syllabus
The concept and purpose of computer networking, including advantages and disadvantages; 11 ATAR 12 GEN
Concept of Networking
- the concept of networking is the idea of coming together
- a computer network is a collection of computers that are joined together
- it does this by creating links which allow communication between connected devices
- the link is created though hardware and is setup using software (eg TCP/IP)
- it involves sending a request to use a network resource, eg asking for a file stored on the server
- it also involves receiving from the the network resource eg receiving the file
- networking will continue to work as long as the connections still work
Purpose of Networking
- to share resources such as; internet, printers, data files, scanners, photocopiers, email, messaging
- it allows people to stay in touch with friends, work mates, family and more
- it allows people to do their jobs
- it allows people to conduct hobbies and much more
- it allows people to be entertained
- it is becoming so popular that even parts of our house and car are now networked;fridge, car
Advantages of Networking
- it is faster to communicate
- we can communicate from different devices, smartphones, tablets, laptops, desktops.
- to share resources in an office = saving money, ie no need to buy a printer for everyone in the office, just share one.
- to share resources at school eg a teacher puts a file on the network for the students to download and use OR a student uploads an assignment to a teacher on the school network.
- to work together on the same project; open the shared project and each person can contribute to it from the one location
- networked data is available from any computer on the network
Disadvantages of Networking
- a single point of failure results in a network that doesn't function properly
- a network administrator must be used
- security issues; eg a virus can get to the computers which could lead to malfunction
- privacy issues; eg a virus can get to the computers which could lead to spyware obtained personal details
For You To Do
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Study by writing down the main points in the topics above in your own words.
- Study again by reading your notes again > deleting your notes > rewriting your notes > comparing to notes on this webpage
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