Flashcards
PC Basics
Cards in this deck (21)
- 1What is an input device?A device that inputs.
- 2What is an output device?A device that outputs.
- 3What is a storage device?A device that stores things.
- 4What is a CD?A compact disc.
- 5What is a Monitor?A fancy word for the screen.
- 6What is a USB stick?A small storage device
- 7What is a hard drive?A hard drive, is something used by computers to store information. Hard disks use magnetic recording (similar to the way recording is done on magnetic tapes) to store information.
- 8What is the purpose of a power supply?Just like your heart pumps blood around your body, the power supply moves electricity around the computer.
- 9What is the purpose of the computer case?The case of the computer holds everything together similar to the way your skeleton keeps your body together.
- 10What is the purpose of the motherboard?The motherboard is like your central nervous system. It sends messages to all of the components inside the computer like your nerves send signals to different parts of your body.
- 11What is the purpose of the Processor?The processor is like your brain, it’s where all the processes are carried out (like thoughts in your head.)
- 12What is the purpose of 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. It is volatile.
- 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. It is non-volatile.
- 15What is a repetitive strain injury (RSI) and what causes them?A repetitive strain injury (RSI)is an "injury that may be caused by repetitive tasks, forceful exertions, vibrations, mechanical compression, or sustained or awkward positions"
- 16What is the cause of back injuries when using a computer?Such muscle and joint problems can be caused or made worse by poor workstation (desk) design, bad posture and sitting for long periods of time.
- 17What 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.
- 18By law, what do employers have to provide for their employees? (in regards to working with computers)1: Tiltable screens
2: Anti-glare screen filters
3: Adjustable chairs
4: Foot supports
5: Suitable lighting
6: Workstations are not cramped
7: When working on a computer staff take frequent breaks
8: Appropriate eye and eyesight tests by an optician - 19What is the purpose of Binary?It allows computers to store data
- 20How many bits are in a Binary number?Well, It doesn't have to be 8, but the teacher says to put 8. . . So. . . I dunno. 8, I guess?
- 21What devices do you need to connect to the internet?A Network Interface Card, a Router, a Modem and an Exchange.
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- Flashcards on PC Basics, created by Zak Bramley on 26/09/2018.
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- Zak Bramley
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