436134
Description
Mind Map by charcrawford, updated more than 1 year ago
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Created by charcrawford
over 10 years ago
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Types of Software
- Software: refers to the programs that run on
computers. Allows hardware to become useful.
Made up of instructions or computer code.
- Software Categories
- System software
- The Operating System, utility
programs and drivers
- The Operating System, utility
programs and drivers
- Application software
- The everyday programs such as
Microsoft Office, graphics packages
and web browsers
- The everyday programs such as
Microsoft Office, graphics packages
and web browsers
- System software
- Operating Systems
- All computers cannot
function without one
- Allows application software to
communicate with hardware
- e.g. Windows Vista, MacOS
- They have many tasks
- Sorting out where to store
data, dealing with security,
organising files/folders,
managing data transfer
from CPU to peripherals,
saving, deleting, opening,
closing files.
- Sorting out where to store
data, dealing with security,
organising files/folders,
managing data transfer
from CPU to peripherals,
saving, deleting, opening,
closing files.
- All computers cannot
function without one
- User Interface
- The software that enables you to provide
instructions and to control the device
- Interact with machines
- The software that enables you to provide
instructions and to control the device
- Utility Programs
- Designed to do one/two
tasks very well
- Sometimes built into the OS.
Windows has a built in 'Zip'
compression utility to compress
a file/folder
- Common tasks
- File sorting, renaming,
conversion, repair. Disk
monitoring and
defragmentation.Printing,
backing up, anti-virus
- File sorting, renaming,
conversion, repair. Disk
monitoring and
defragmentation.Printing,
backing up, anti-virus
- Designed to do one/two
tasks very well
- Applications Software
- Carries out tasks that the user is
interested in doing i.e. writing a letter,
creating graphs, sending email
- Classified under three
main categories:
- General purpose software
- Specialist software
- Tailor made/bespoke software
- General purpose software
- Carries out tasks that the user is
interested in doing i.e. writing a letter,
creating graphs, sending email
- General Purpose Applications Software
- Sometimes known as 'off-the-shelf'.
Use at home/school i.e. Word
processors, spreadsheets, database
- Provides many features: formatting text, creating charts,
organising tables. Storage size is large
- Why use?
- Relatively cheap, easily available, thoroughly tested, lots of user support
- Relatively cheap, easily available, thoroughly tested, lots of user support
- Sometimes known as 'off-the-shelf'.
Use at home/school i.e. Word
processors, spreadsheets, database
- Bespoke (Tailor Made) Software
- Advantages:
- Exact software, work how they want it to, only
have features they specifically need
- Exact software, work how they want it to, only
have features they specifically need
- Disadvantages:
- Long time to develop, costs a great deal, may
need to employ business analysts,programmers,
testers, little support
- Long time to develop, costs a great deal, may
need to employ business analysts,programmers,
testers, little support
- Advantages:
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