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Shadow Copy (also known as Volume Snapshot Service, [1] Volume Shadow Copy Service [2] or VSS [2]) is a technology included in Microsoft Windows that can create backup copies or snapshots of computer files or volumes, even when they are in use. It is implemented as a Windows service called the Volume Shadow Copy service.
In computer science, executable code, an executable file, or an executable program, sometimes simply referred to as an executable or binary, causes a computer "to perform indicated tasks according to encoded instructions", [2] as opposed to a data file that must be interpreted by an interpreter to be functional. [3]
For Microsoft Windows, OS/2, and DOS, .exe is the filename extension that denotes a file as being executable – a computer program – containing an entry point. [ 1 ] In addition to being executable (adjective) such a file is often called an executable (noun) which is sometimes abbreviated as EXE.
Execution in computer and software engineering is the process by which a computer or virtual machine interprets and acts on the instructions of a computer program.Each instruction of a program is a description of a particular action which must be carried out, in order for a specific problem to be solved.
In computer science, a software agent is a computer program that acts for a user or another program in a relationship of agency. The term agent is derived from the Latin agere (to do): an agreement to act on one's behalf. Such "action on behalf of" implies the authority to decide which, if any, action is appropriate.
Installation (or setup) of a computer program (including device drivers and plugins), is the act of making the program ready for execution. Installation refers to the particular configuration of software or hardware with a view to making it usable with the computer. A soft or digital copy of the piece of software (program) is needed to install it.
In Windows NT operating systems, a Windows service is a computer program that operates in the background. [1] It is similar in concept to a Unix daemon. [1] A Windows service must conform to the interface rules and protocols of the Service Control Manager, the component responsible for managing Windows services.
A background process is a computer process that runs behind the scenes (i.e., in the background) and without user intervention. [1] Typical tasks for these processes include logging, system monitoring, scheduling, [2] and user notification. [3]