Flashcards
PC basics
Flashcards do conjunto (18)
- 1What is an input device?SOMETHING THAT INPUTS A SOURCE. FOR EXAMPLE A CAMERA TAKES A PICTURE AND INPUTS IT IN
- 2What is an output device?SOMETHING WHAT OUTPUTS A SOURCE. FOR EXAMPLE A PRINTER PRINTS OUT AND GIVES OUT THE SOURCE.
- 3What is a storage device?SOMETHING WHAT STORES INFORMATION ON IT. FOR EXAMPLE A SIM CARD OR A MEMORY STICK.
- 4What is the purpose of a power supply?IT PASSES ELECTRICITY AROUND THE COMPUTER LIKE A HEART PUMPS BLOOD AROUND THE BODY.
- 5What is the purpose of the computer case?THIS HOLDS THE COMPUTER PARTS TOGETHER.
- 6What is the purpose of the motherboard?THE MOTHERBOARD SENDS MESSAGES AROUND THE COMPUTER LIKE THE NERVOUS SYSTEM IN A HUMAN.
- 7What is the purpose of the Processor?THE PROCESSOR IS LIKE THE BRAIN IT CONTROLS THE COMPUTER.
- 8What is the purpose of the RAM?THE RAM STORES RANDOM MEMORY THAT ISN'T ESSENTIAL - RANDOM ACCESS MEMORY.
- 9What is the purpose of the Hard Drive?THE PURPOSE OF A HARDRIVE IS TO STORE LONG TERM MEMORY.
- 10What is a repetitive strain injury (RTI) and what causes them?IT'S DAMAGE TO THE FINGERS OR WRISTS BY REPEATED MOVEMENTS OVER A LONG TIME.
- 11What is the cause of back injuries when using a computer?You suffer RSI
- 12What is eye strain and what is the cause?You get RSI
- 13By law, what do employers have to provide for their employees? (in regards to working with computers)Everything that they want. If they want a spinny chair they can have one and if they want a hand rest they can have it. They can be greedy because they want stuff.
- 14What is the purpose of Binary?It makes numbers on the computer using numbers '1' and '0'
- 15How many bits are in a Binary number?8Bits
- 16Know how to convert from Binary to Denary|64| 32 | 16| 8| 4| 2| 1|
| 0 | 1 |0 | 0 | 1 | 0 |0| =36 - 17Know how to convert from Denary to Binary| 0 | 1 |0 | 0 | 1 | 0 |0|
|64| 32 | 16| 8| 4| 2| 1| =36 - 18What 4 devices are needed to connect to the internet?PC, Router, Modem, (ISP)Exchange, Internet
Informações
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- FlashCards sobre PC basics, criado por Daniel Scott em 19-12-2017.
- Criado por
- Daniel Scott
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