Karteikarten
PC basics
Karten in diesem Stapel (17)
- 1What is an input device?input devices are devices which can make an input with a person .(keyboard mouse)
- 2What is an output device?output devices take an input and do something with it (monitor)
- 3What is a storage device?a storage device is a device which hold programs and data
- 4Give an example of input, process and outputkeyboard(type),turns into a letter on screen,displays on screen
- 5What is the purpose of a power supply?pumps power around the computer
- 6What is the purpose of the computer case?The case of the computer holds everything together
- 7What is the purpose of the motherboard?The motherboard sends messages to all of the components inside the computer
- 8What is the purpose of the Processor?The processor is where all the processes are carried out
- 9What is the purpose of the RAM?the computer stores the current task that is being carried out.
- 10What is the purpose of the Hard Drive?The hard drive is where all of your documents, pictures, programmes etc. are stored on the computer
- 11What is a repetitive strain injury (RSI) and what causes them?Usually damage to the fingers and wrists.
caused by repeated movements over a long period of time. - 12What is the cause of back injuries when using a computer?Usually due to poor posture or sitting in an awkward position when using a computer.
- 13What is eye strain and what is the cause?Usually caused by staring at a computer screen for along time. Particularly in poor light, in glare or with a flickering screen.
- 14By law, what do employers have to provide for their employees?it is now the law that any business makes sure the following are in place for its employees:
tillable screens,
anti-glare screen filters,
adjustable chairs,
foot supports,
suitable lighting,
workstations are not cramped - 15What is the purpose of Binary?the computer method of turning things on and off
- 16How many bits are in a Binary number?there are 8
- 17What devices do you need to connect to the internet?a computer,a router,network interface card,modem
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- Karteikarten am PC basics, erstellt von Peter Quail am 26/09/2018.
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- Peter Quail
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