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Computer Science 3. What are the common hardware troubleshooting involves diagnosing
problems that can occur in a
problems that may be causing
computer system?
electrical malfunctions, such as power
4. What are the common software
outages, electrical shocks, equipment
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problems that can occur in a
failures, or circuit overloads.
computer system?
Revision exercise 7
Chapter Summary
1. Your class teacher has adopted a
program for computing final grades
Troubleshooting is the process of written by Form Two students.
identifying, analysing, and resolving However, after using it for some
problems or issues that occur in a time, the class teacher realised
system, device, software, or equipment. that the program produces outputs
The goal is to fix the identified problems that are not consistent. What type
and restore the system’s functionality of problem is this? How can it be
to ensure it operates as intended. resolved?
Troubleshooting involves investigating 2. Your best friend has shared their
various components, configurations, favourite computer game with
settings, and interactions within the you. Having realised that the game
system. requires more computer resources
There are four areas to consider when than your computer has, you
doing computer troubleshooting. consider upgrading your computer
These areas are hardware, software, so that you can install and enjoy the
performance, and electrical game. Having installed the game,
you started playing it, but there was
troubleshooting. an error, and the game did not start
Common hardware problems include successfully. The input dives did
booting failure, application slowness, not work properly. What do you
stuck applications and frozen computers. think should be done to play the
Software troubleshooting involves game successfully?
systematic diagnosis of the problem. 3. John’s office computer is running
It extends to gathering information and very slowly, he wants you to help
implementing solutions to restore the him. What steps would you take to
software to its intended functionality. resolve the issue?
Performance troubleshooting involves 4. Suppose you want to use your
diagnosing problems that may be computer, but it doesn’t boot up
causing a computer to run slowly or properly when you switch on. How
experience other problems. Electrical would you diagnose and resolve the
booting problem?
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