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- 1What are Embedded systems?Embedded systems are computer systems that are part of a larger system. They are usually also control systems. They include portable devices. For e.g.
Digital watches
Satnavs
Cameras
MP3 Players - 2What do Management information systems do?Management information systems bring together the information from all parts of an organisation so that managers can make sensible decisions. They cover:
Technology
data
people - 3What are standards?Standards refer to conventions and rules. They are normally defined by a responsible organisation. There are various categories of standards in computer standards exist for:
Programming language
Operating systems
Data formats
Communications protocols
Electrical interfaces - 4Why are standards important?Standards are important because they:
Enable equipment from different manufacturers to work together.
Make learning new systems easier because they have similar characteristics.
Minimum waste.
Helps to ensure fair play and access to markets.
Brings cost down by opening markets to competition. - 5De facto standardsDe facto standards develop over time because of common usage they become important because they ensure that files and systems can be used by anyone examples are:
PostScript
The QWERTY keyboard layout
Microsoft Word
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- Flashcards on Untitled, created by cryan11 on 22/09/2015.
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- cryan11
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