Flashcards
pc dan
Cards in this deck (15)
- 1What is an input device?an input device is a thing that tacs in sigels
- 2What is an output device?some thing that gives off signals
- 3What devices do you need to connect to the internet?a netawer intface caerd , roter, maden,
- 4What is a repetitive strain injury (RSI) and what causes them?things that harems paras of the body
- 5What is the cause of back injuries when using a computer?a.Usually due to poor posture or sitting in an awkward
position when using a computer. - 6What is eye strain and what is the cause?Usually caused by staring at a computer screen for a
long time. Particularly in poor light, in glare or with a
flickering screen. - 7By law, what do employers have to provide for their employees? (in regards to working with computers)tiltable screens
anti-glare screen filters
adjustable chairs
foot supports
suitable lighting
workstations are not cramped
when working on a computer staff take frequent breaks
appropriate eye and eyesight tests by an optician - 8What is the purpose of a power supply?to supply power to the conputer
- 9What is the purpose of the computer case?to protect
- 10What is the purpose of the motherboard?is like the nerve system
- 11What is the purpose of the Processor?is the brain
- 12What is the purpose of the RAM ?Random Access Memory (RAM) is where the computer stores the current task that is being carried out. This is like your short term memory when you are thinking about what you are about to say of have just eaten.
- 13What is the purpose of ROM?Stores a program used to boot up the computer. This is called the bootstrap loader
- 14What is the purpose of the Hard Drive?The hard drive is where all of your documents, pictures, programmes etc. are stored on the computer, similar to all of the long term memories in your brain.
- 15What is a storage device?stores stoff
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- Flashcards on pc dan, created by Daniel Blaythorne on 26/09/2018.
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- Daniel Blaythorne
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