15294332
Description
Flashcards by Ryan Hutton, updated more than 1 year ago
|
Created by Ryan Hutton
over 5 years ago
|
|
| Question | Answer |
| What does a storage device actually do? | A storage device holds data files of anything you do on a computer. |
| What does an input device actually do? | An input device receives a signal and sends another signal to a computer. |
| What is the purpose of a power supply? | The power supply sends electricity around the computer. |
| What is the purpose of the computer case? | The case of the computer holds everything together. |
| What is the purpose of the motherboard? | The motherboard sends messages to all of the components inside the computer. |
| What is the purpose of the Processor? | The processor is where all the processes are carried out in the computer. |
| What is the purpose of the RAM? | Random Access Memory (RAM) is where the computer stores the current task that is being carried out. It is also volatile. |
| What is the purpose of a hard drive? | The hard drive is where all of your documents, pictures, programmes etc. are stored on the computer. |
| What is the purpose of ROM? | ROM stands for read-only memory. It's used to store the start-up instructions for a computer. |
| What 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. |
| What 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. |
| What 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. |
| By law, what do employers have to provide for their employees? (in regards to working with computers) | 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. |
| What is the purpose of Binary? | The purpose of Binary is the way data files are stored in a computer. |
| How many bits are in a Binary number? | There are 8 bits a binary number. |
| What devices do you need to connect to the internet? | PC/Computer, Network Interface Card, A Router and A Modem |
Want to create your own Flashcards for free with GoConqr? Learn more.