Sitting incorrect posture/ slouching/ sitting awkwardly at a desk
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4 ways to prevent backache
use an adjustable chair/ check adjustments of chair for height, use footstool if needed/ sit up straight on chair with feet on the floor/ screen is lined up and tilted appropriately/ take breaks and stretch
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what does RSI stand for?
repetitive strain injury
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what is RSI caused by?
aches and pains in hands/ wrist/ arms and neck. repeatedly using certain muscles.
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How to prevent RSI? (6)
Good workstation/ adjust chair to be in the correct position/ use document holder/ ergonomic keyboard/ use wrist rest/ keep wrists straight/enough space to work
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4 causes of eye strain
looking at a screen for a long period of time/ glare on the screen/ dirt on the screen/ working without good lighting condition
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how to prevent eye strain?
keep screen clean, use appropriate lighting/ take breaks for eye to rest/ have regular eye test/ do not too near the screen
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4 possible causes of stress in an ict system
pace of work/ worrking about new tech (elderly)/ software frustrating (not well designed)/ losing work due to viruses or tech issues
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what act covers health and safety for ict?
Health and Safety Legislation 1992
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what does the health and safety legislation act policies include?
provide tiltable screens provide anti-glare screen filters provide adjustable chairs provide foot supports make sure lighting is suitable make sure workstations are not cramped plan work at a computer so that there are frequent breaks pay for appropr
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5 requirements of an computer screen
Tilt and swivel Be at a appropriate height for user Display a stable image with no flickering Have brightness and contrast control Free from reflections Appropriate size for the software application being run (CAD) computer aided design- needs a la
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when training employees they should learn what?
Know how to make adjustments to the screen (alter brightness and contrast)/Understand the need for taking regular break/ adjust the size of text and other screen elements so read easily/Understand the importance of keeping the screen clean
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3 tequirements that chairs should do/have :
Adjustable in height so that feet are placed flat on the floor. If this is not possible use footrest. Have seat backs which provide proper back support (should tilt and adjust) Have 5 feet with castors for stability and to ensure- its easy to move
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2 requirements that desks and workstations should have:
Be big enough for computer equipment and paperwork / Matt surface to reduce glare.
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Define ergonomic
Ergonomic- an applied science concerned with designing and arranging things people use so that people and things interact most effectively and safely
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what does ergonomic keyboard help?
reduces the finger travel distance for keystrokes which helps reduce RSI.
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Software designers can make software less stressful to use by ensuring? (8)
Software is bug free and does not cause the computer to freeze or crash, sometimes loses work. Font and font sizes are chosen carefully to make text easier to red. Information is displayed in a logical order on screen
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3 other ways than design to help with stress?
Having a help desk to help with user issues Training users to fully understand ICT systems and know how to use it Procedure of logging problems as they arise so can be corrected.
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what elements of design should be considered of software?
Ensure the order of material is logical and important items come first Ensure all software is thoroughly tested so does not crash Software tested by users so any frustrating user identified problems can be eliminated. Try to minimise the mouse move
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Other cards in this set
Card 2
Front
3 ways which cause Backache
Back
Sitting incorrect posture/ slouching/ sitting awkwardly at a desk
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