Tag Archives: Classic Personal computers

Looking at shells, internal and External commands

This Study area follows on from this Post , Using Linux Shells Each of the available command shells in Linux has two primary types of commands, Internal or External. Internal By saying a command is Internal, these commands are fully … Continue reading

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Looking Back to the 1980’s, The Sinclair QL.

The year is 1984 and the personal computer business has only just been born, few people even have a mobile phone never mind an i-phone or a smart phone, fewer people even have an email address, blog or a face-book … Continue reading

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