COS2614 Assignment 1 2023Qustions and Answer{Distinction}

cursor - -a cursor is an indicator used to show the current position for user interaction on a computer -Operating system - -the software that supports a computer's basic functions, such as scheduling tasks, executing applications, and controlling peripherals. -Computer Virus - -a piece of code that is capable of copying itself and typically has a detrimental effect, such as corrupting the system or destroying data -Active window - -An active window is the currently focused window in the current window manager or explorer. -Shift - -a key on a typewriter or computer keyboard used to switch between two sets of characters or functions, principally between lower- and upper-case letters. -Ctrl - -ISO keyboard symbol for "Control" In computing, a Control key is a modifier key which, when pressed in conjunction with another key, performs a special operation (for example, Ctrl + C ); similar to the Shift key, the Control key rarely performs any function when pressed by itself. -Motherboard - -a printed circuit board containing the principal components of a computer or other device, with connectors into which other circuit boards can be slotted. -Keyword - -. (1) A word used in a text search. (2) A word in a text document that is used in an index to best describe the contents of the document. (3) A reserved word in a programming or command language. -Search - -Web sites or software that search the Internet for documents that contain a key word, phrase, or subject that is specified by the user to the search engine. -ergonomics - -is the science of designing a job, equipment and/or workplace to fit the worker.