Karteikarten
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- 1What is an input device?an input device is a hardware device that sends data to the computer, allowing you to interact with the computer and control the computer.
e.g mouse - 2What is an output device?when you send data to another device.
- 3What is a storage device?a piece of computer equipment on which information can be stored.
- 4What is the purpose of a power supply?Computers us The main functions of a power supply include the following: Convert AC to DC.
- 5What is the purpose of a computer case?A computer system unit is the enclosure that contains the main components of a computer. It is also referred to as a computer case or tower.
- 6what is the purpose of the mother board?A motherboard is one of the most essential parts of a computer system. It holds together many of the crucial components of a computer, including memory and connectors for input and output devices.
- 7what is the purpose of the processor?The most important part of a computer is the central processing unit, or CPU, also called the processor. The processor acts as the computer's brain.
- 8what is the purpose of the RAM?Stores a program used to boot up the computer. This is called the bootstrap loader.
- 9What is a repetitive strain injury (RTI) and what causes them?its when you are focused so much on your computer you start to get pain in your back and your eyes.
- 10What is the cause of back injuries when using a computer?The cause of the back injury is having no supported chair, without having them you need to lean forward in order maintain your focus. After doing this for a while, your back starts to ache.
- 11What is eye strain and what is the cause?when you use your eyes very long, focusing with them very intensely, your eyes start to hurt, go red and start to maybe get large eye bags.
- 12By law, what do employers have to provide for their employees?adjustable screens, footrests, every hour five minute rests and supported chairs.
- 13What is the purpose of Binary?Binary is another way of representing texts or sharing data using any two-symbol method. Mainly the two-symbols are 0 and 1.
- 14How many bits are in a Binary number?4 bits so then 16 bits.
- 15Know how to convert from Binary to Denarythe numbers that you add together in binary code are 1s, the numbers you didn't add are 0s.
- 16Know how to convert from Denary to BinaryIn order to simply convert all you do is add the numbers that are ones and ignore the numbers that are zeroes.
- 17What 4 devices are needed to connect to the internet?a computer, modem/router, telephone line and an ISP.
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- Karteikarten am Ohne Titel, erstellt von Rehan Iqbal am 13/12/2017.
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- Rehan Iqbal
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