Download Unit 2780v7a Learner`s Guide

17
LESSON 1: The Parts of a Personal Computer System (Part 1)
3. The diagrams which follow show hardware devices being used in a way which
could cause problems for the user’s physical well-being.
Look at each diagram and then answer the questions that follow.
3.1 In the diagram above there are problems with the position of both the monitor
and the keyboard.
• What are these problems? HINT: There are at least two problems with the
position of each device.
• What sort of physical injury or strain could result from the device being
positioned in this way? Why?
WINDOW
• What could the person do differently to make
sure the device is
positioned in an ergonomic way?
MONITOR
Position of keyboard:
KEYBOARD
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7a © ATC New Zealand
Unit 2780v7a
Learner’s Guide
Demonstrate and apply knowledge of a
personal computer system