Paper 1 Mock

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  • Created by: priceo10
  • Created on: 19-03-18 20:14
Graphics Processing Unit
rendering images, run modelling calculations
1 of 17
Libraries
saves time/money, pre tested, draws on knowledge of other programmers
2 of 17
Firewalls (Function)
Monitors/filters/blocks traffic packets through a network
3 of 17
Firewalls (Advantages)
Prevents unauthorised access to some sites
4 of 17
Hash
A result generated by applying an algorithm to a value
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Hash (Passwords)
Password can't be reversed if someone accesses the database
6 of 17
Segmentation
Memory divided logically, according to its contents
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Paging
Memory divided into fixed sized pages
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RAM
Volatile, Holds the data in use
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LAN - Advantages
Centrally administered to one location, one location of backup
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LAN - Disadvantages
Expensive to install, central point of failure
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Encryption - Protect Film
Send out key on release date
12 of 17
Multi Tasking
Users can run more than one program at a time
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Bit Shift
Shift right two places
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Rapid Application Development
Prototype is created, feedback is given and applied to next stage, process is repeated until final product is created
15 of 17
Compression
makes File smaller, easier/quicker/cheaper to download, saves on data usage
16 of 17
Lossless
No data is lost, can be recreated
17 of 17

Other cards in this set

Card 2

Front

saves time/money, pre tested, draws on knowledge of other programmers

Back

Libraries

Card 3

Front

Monitors/filters/blocks traffic packets through a network

Back

Preview of the back of card 3

Card 4

Front

Prevents unauthorised access to some sites

Back

Preview of the back of card 4

Card 5

Front

A result generated by applying an algorithm to a value

Back

Preview of the back of card 5
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