Save
Busy. Please wait.
Log in with Clever
or
show password
Forgot Password?
Don't have an account?  Sign up 
Sign up using Clever
or
Username is available taken
show password


Make sure to remember your password. If you forget it there is no way for StudyStack to send you a reset link. You would need to create a new account. Your email address is only used to allow you to reset your password. See our Privacy Policy and Terms of Service.

Already a StudyStack user? Log In

Reset Password
Enter the associated with your account, and we'll email you a link to reset your password.
focusNode
Didn't know it?
click below
 
Knew it?
click below
Don't Know
Remaining cards (0)
Know
0:00
edit
Embed Code - If you would like this activity on your web page, copy the script below and paste it into your web page.

  Normal Size     Small Size show me how

AQA INFO2 S12

Revision cards for AQA AS INFO2 Transfer of Data (Networks)

QuestionAnswer
What is a Local Area Network (LAN)? A network covering a single site such as a school or office, linked via Ethernet cables or wireless technology
What is a Wide Area Network (WAN)? A network over a large geographical area, such as a multinational company, linked via telephone cables, satellite links or microwave
What is a peer-to-peer network? A small network where computers are linked directly or via a hub or router to enable sharing of files and peripherals (e.g. printer). All machines have equal status.
What is a client-server network? A larger network with a central server that controls access and stores data. Client workstations connect to the server to access data and services.
What are the advantages of a network? (6) Allows sharing of peripherals which cuts equipment costs, allows internal e-mail, can share files easily. Client-server networks also give improved security, centralised backup and allow you to access your files on any workstation.
What are the disadvantages of a network? (5) If the server fails users cannot access their files, extra hardware costs, client-server networks require specialist staff, network performance can be slow with heavy usage or poor set-up, viruses can spread easily if security isn't up to date
What is the difference between the Internet and the World Wide Web? Internet = network of interconnected computers around the world that allow the sending and retrieval of information, including e-mail. WWW = a collection of multimedia resources accessible via the Internet.
Why do we need standards? So that different devices can be connected to any computer system (e.g. via USB standard) and different computer systems can communicate with each other.
Popular Computers sets

 

 



Voices

Use these flashcards to help memorize information. Look at the large card and try to recall what is on the other side. Then click the card to flip it. If you knew the answer, click the green Know box. Otherwise, click the red Don't know box.

When you've placed seven or more cards in the Don't know box, click "retry" to try those cards again.

If you've accidentally put the card in the wrong box, just click on the card to take it out of the box.

You can also use your keyboard to move the cards as follows:

If you are logged in to your account, this website will remember which cards you know and don't know so that they are in the same box the next time you log in.

When you need a break, try one of the other activities listed below the flashcards like Matching, Snowman, or Hungry Bug. Although it may feel like you're playing a game, your brain is still making more connections with the information to help you out.

To see how well you know the information, try the Quiz or Test activity.

Pass complete!
"Know" box contains:
Time elapsed:
Retries:
restart all cards