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Usually large computer systems that run a network.
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Factors affecting choice of
Factors affecting choices of
1 2 hardware - Implementation
utility software
(Testing)
3 Menu based User Interface Servers
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Terms in this set (124)
Software used by the OS to help manage
Utility software
resources and services for computer systems.
Features of utility Security, Connectivity, Back up and Restore.
software
Data compression, Disk defragmentation,
Uses of utility
Data encryption, Back up, Anti-virus software
software
and registry cleaners.
Factors affecting CPU, GPU and Memory.
performance of utility
software
Factors affecting Cost, Ease of use and Availability.
choices of utility
software
Computer program used to perform functions
Application software
and activities for the user.
Features of Storage of data, Creating and editing
application software documents, GUI and Menus.
E-mail, Word processing, Database programs,
Uses of application
Spreadsheet programs and Desktop
software
publishing.
Factors affecting Complexity, Design, The network, Ability to
performance of use memory efficiently and The processing
application software required.
, Factors affecting Cost, Ease of use, Availability and Design.
choices of application
software
Principles of open Free, Interchangeable for anyone.
source
Implications of open can be copied, less secure and can be edited
source by anyone with access to the code.
The CPU is the part of the
computer where
operations are managed
CPU (Central
and executed.
Processing Unit)
Performance is measured
by instructions executed
per unit time.
These are used to get anything out of the
computer/ provide data to the user
Hardware used in - Printers
output devices - Screens
- Projectors
- Speakers
External hardware for example optical disks
(CDs). USB memory sticks: a removable
device that can store data, measured in
Backing storage types gigabytes and terabytes. Capacity typically
e.g USB memory stick starts at 2GB but can go as high as 512GB or
1TB. 2.0 USB can transfer data at 60
megabytes per second. 3.0 USB can transfer
up to 640 megabytes per second.