Flashcards
Systems
Cards in this deck (8)
- 1Components of a Computer System See other side for different systemsProcessing
Input/Output Devices
Internal Memory
Backing Storage - 2What is the CPU? (Flip for Answers)CPU (CENTRAL PROCESSING UNIT)-The heart of a computer system. The CPU performs all of the instructions and calculations needed for a computer to function. The CPU comes in the form of a silicon chip known as a microprocessor.
- 3What is the Motherboard?The motherboard is a PRINTED CIRCUIT BOARD. It holds lots of the system's vital components, such as the CPU, Sound cards and video cards.
- 4What is an input device? Give three examples.A device that allows a user to enter data into a system.
Examples: Keyboard, Mouse and Scanner - 5What is an output device? Give three examples. Give an example of an in/output device.Output systems allow the system to display or transfer data.
Examples: Screen/Monitor, printer, speakers.
In/output device: Touchscreen - 6Name the two types of internal memory and explain what they do.ROM-READ ONLY MEMORY-Contains the commands that are designed to be read, such as the system's boot up instructions.
RAM-RANDOM ACCESS MEMORY-Contains the data needed by the programs currently in use. Data is stored temporarily and lost when the PC is switched off. - 7Explain the term "Backing Storage".Computers have to store files after the computer has been switched off. The device usually used for this is the HARD DRIVE. Hard Drive's are not designed for transferring data between systems but EXTERNAL Hard Drives can be used for this.
Data can also be stored on CD's/DVD's or USB Memory Sticks. - 8Name the three types of computer system.Personal Computers
Mainframe Computers
Super Computers
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- Flashcards on Systems, created by Will Folker on 14/05/2013.
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- Will Folker
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