OCR GCSE COMPUTER SCIENCE – SOFTWARE EXAM QUESTIONS AND ANSWERS

Platform A Combination of Hardware and operating system that supports the running of particular applications Application Software designed to carry out a useful real-world task Brainpower Read More Previous Play Next Rewind 10 seconds Move forward 10 seconds Unmute 0:01 / 0:15 Full screen Utility A single-purpose program normally used in the maintenance of computer systems Program A self-contained set of instructions that can be stored and used by the processor Software The general term for computer programs Programming Language A means of writing programs in a form that can be passed to a computer to process Instructions A set of commands that a processor can recognise and act upon 'Off-the-shelf' software Ready made software that can be obtained immediately Bespoke / Custom-made Software This software is designed especially to meet the needs of a particular business Operating System system software on a computer which manages computer hardware and software resources User Interface Means of communication between the user and the OS Command Line The place where commands can be given to the operating system Graphical User Interface (GUI) A user interface that displays graphics in addition to text when it communicates with the user Multi-Tasking Ensuring the CPU is kept as busy as possible to lower loading times Defragmentation The process of reorganizing the files on a disk so individual files and free space are togethrer Virus A piece of code capable of copying itself, possibly destroying or corrupting data Worm Self-replicating, malware that can spread though a network Trojan Horse Malware disguised as something useful Spyware Malware that detects what the user is doing and sends details back to the creator of the spyware Adware Software that automatically displays advertising when a user is online Keylogger A program that records every keystroke of the computer user Backup A copy of the programs on a drive to restore them is they are lost or damaged