Flashcards
OCR GCSE Computing Key Terms
Cards in this deck (17)
- 1ComputerAn electronic, programmable data processing machine.
- 2SystemA collection of parts that work together for some defined purpose.
- 3Computer SystemA collection of hardware and software that works together to achieve some data processing task.
- 4General-Purpose SystemsA computer system onto which various applications can be loaded so they can be used for a wide number of purposes.
- 5Dedicated SystemsSpecially produced computer systems used to fulfil a particular function.
- 6Control SystemsComputer systems that control machinery, rather than producing an output for humans to read or respond to.
- 7Embedded SystemsComputer systems that are part of a larger system. Usually control systems.
- 8Expert SystemsComputer systems designed to behave like a human expert.
- 9Data IntegrityData being accurate and consistent throughout its life. The stored data reflects real-world reality.
- 10Cyber CrimeCrimes committed with the aid of computers.
- 11HardwareThe physical components of a computer system.
- 12Arithmetic and Logic Unit (ALU)Carries out all of the arithmetic and logical operations.
- 13Control UnitUses electrical signals to control the flow of data within the CPU.
- 14Boot SequenceA sequence of processes that contains all of the information and instructions to get the computer up and running.
- 15Boot LoaderA program that starts the boot sequence when the computer is switched on.
- 16CPUThe central processing unit - where all of the computer's processes are carried out.
- 17Virtual MemoryUsed as an extension of the RAM.
Information
- Description
- Flashcards on OCR GCSE Computing Key Terms, created by Alex Collins on 28/03/2016.
- Created by
- Alex Collins · Mar 2016
- Updated
- Apr 6, 2016
- Views
- 4
- Rating