Titlebook: Understanding Microcomputers; Dennis Longley,Michael Shain Book 1985 Palgrave Macmillan, a division of Macmillan Publishers Limited 1985 c

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How Microcomputers Work,: ‘how does it work?’ can be answered at so many levels that the first response has to be: ‘why do you want to know?’ Thus the operation of a microcomputer may be considered from the viewpoint of the single application user, the general user, high level language programmer, low level language progra

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Files and Records, applications. In this chapter the terms file, record and field are defined and described; these terms relate to the storage of information between computer runs and to the manner that this storage is organised.

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Microcomputer Hardware,e system: microcomputer, disk drives, video monitor etc., whilst the latter is the stored information, programs or data, that is processed by the computer. It is vitally important to realise that hardware is rugged whilst software is fragile. Handling the hardware with the sort of attention one woul

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High Level Languages,lt. Computers, however, differ from trained personnel in as much as they demand their instructions, in minute detail, every time they perform a task, no matter how repetitive. Thus there exists a major communication gap between the language, in which humans prefer to specify their requirements and t

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Compilers, Interpreters and Assemblers,represents a minuscule operation of the computer hardware. When a programmer describes the tasks to be performed by the machine he finds it more convenient to express the actions in terms of the desired results rather than the detailed machine operations (see Chapter 7). Thus the programmer states w