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Unit 1 2.1 Types of Software
- Open Source Software
- Source code, available
to anyone ( can debug,
improve modify),
- Some producers can
restrict access to some
code but principle
remains same
- Source code, available
to anyone ( can debug,
improve modify),
- Closed Source Software
- Protected by
intellectual
property/copyright.
- On purchase, own rights, do not own
- Can be sued if change code
- Protected by
intellectual
property/copyright.
- Bespoke Software
- Software made to fit for you
- VERY £££
- IP rights to be decided
- Time-consuming
- MAINLY BUSINESSES
- Software made to fit for you
- Off the Shelf
- Pre-designed
- Can make small adjustments; colour etc
- Just download
- Have to
change
business
practices
around them
- Pre-designed
- Freeware
- Free of charge
- All
rights
remain
with
publisher/writer
- Run from special
utility programs to
large well known
(MSN, Acrobat
Reader)
- Free of charge
- Shareware
- Free trial of software for period of time
- Buy or Get locked out
- Rights remain w sharer
- Free trial of software for period of time
- Embedded Software
- Piece of software that isn't a part of computing
- Microwave heat timer
- GPS, Smart watches
- Piece of software that isn't a part of computing
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