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State the advantages Off-the-shelf
- tends to be less expensive as development costs can be spread over many users
- can be more sophisticated as large sales bring in considerable revenue that can be used to enable a lot of development to be done.
- There would be considerable support from other user groups
- sharing of files with other packages is generally easier as they are likely to be compatible (e.g. Word and Excel)
- Package is available immediately - no need to wait for development period
- Tried and trusted software as usually highly developed because of considerable user feedback
Explain adaptive routing. Adaptive routing defines the ability of a system, by which routes are characterised through their destination, to change the path that the route takes
Q. Convert the following BINARY numbers into HEXADECIMAL, double check by converting the result HEXADECIMAL to BINARY. a) 1101.0110 b) 1011.11010 c) 11110.01011
Navigation to a subsequent screen can be specified statically/dynamically Yes, navigation to a subsequent screen can be specified statically.
List the major activities of an operating system with respect to memory management, secondary storage management and process management. Operating system is causes for followin
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Permanently resident pages: Every virtual memory systems have memory areas that are "pinned down", for example cannot be swapped out to secondary storage, for instance:
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