May 2014
Beginner
266 pages
11h 32m
English
Content preview from Students' Guide to Information Technology, 2nd Edition
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Students Guide to Information
Technology
Operating systems
A computer's operating system enables it to carry out its disk filing
and other operational tasks. We can put most of these tasks under four
headings:
#
disk
operations,
which are to do with storing programs and data on
disk
•
network
operations,
which enable
a
number of micros to be linked to
each other and to share facilities such
as
hard disks and printers
•
multi-tasking,
which enables the computer to handle several tasks at
the same time, such as running a record-keeping application, a
spreadsheet, and
a
word-processing program
#
multi-user
operations,
which allow a number of peopl ...
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