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exam
| Term | Definition |
|---|---|
| cloud storage | online storage the enables users to upload store and access their files via the internet; users files are maintained by a third party at a remote database storage facility |
| cookies | text files that are put on a website visitors hard disk and then later retrieved during subsequent visits to the site in order to track internet behavior mechanisms used by websites to track users browsing histories |
| information system | set of coordinated network of components which act together towards producing distributing and or processing information information technology integration of computers with telecommunication equipment for storing retrieving manipulating and storage of da |
| hardware | the physical components of a computer system (e .g the central processing unit hard drive modem) |
| software | programs that instruct computers to perform specific operations |
| data | facts and figures |
| database | computerized storage for information and facts |
| data migration | the process of transferring data between storage types formats or computer system |
| data processing | handling information especially facts converting facts and figures and putting them into formats useful to a business |
| intranet | an internal network similar to the internet that is accessible only by authorized personnel used to access information and communicate with others within an organization a computer network that is restricted to the organization it serves an internal inte |
| computer system | consists of hardware (physical parts of the computer) and software (programs and data used with the physical computer) |
| input devices | keyboards mouse scanners cameras joysticks and microphones a piece of equipment used to provide data and control signals to an information processing system |
| output device | monitor printer speakers any piece of computer hardware equipment which converts information into human readable form |
| central processing unit (CPU) | a particular computer will have a particular type of processor |
| main memory | closely connected to the processor stored data are quickly and easily changed holds the programs and data the processor is actively working with |
| motherboard | components are connected to the main circuit board of the computer |
| processor | contain billions of transistors responsible for the fundamental computing within the system and directly or indirectly controls all the other components |
| RAM (random access memory) | random means the the memory cells can be accessed in any order an the type of silicon chip used to implement main memory |
| ROM ( read only memory) | used to make a section of main memory read-only |
| secondary memory | connected to main memory stored data are easily changed but changes are slow compared to main memory and used for long-term storage of programs and data |
| application programs | programs the people use to get their work done |
| embedded system | a computer system that is part of a larger machine and which controls how that machine operates |
| network | consists of two or more computers connected so that they can exchange data and programs |
| operating system | responsible for starting up application programs running them and managing the resources that they need |
| world wide web (www) | a collection of websites or web pages stored in web servers and connected to a local computers |
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darrylt
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