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2. Computer maintenance - Wikipedia

   en.wikipedia.org/wiki/Computer_maintenance

   Softwares packages and operating systems may require regular updates to correct software bugs and to address security weaknesses. Software updates in computer maintenance [3] are essential for maintaining the functionality and efficiency of systems. These updates often include enhancements that improve the overall performance and stability of ...

3. Software maintenance - Wikipedia

   en.wikipedia.org/wiki/Software_maintenance

   In the early 1970s, companies began to separate out software maintenance with its own team of engineers to free up software development teams from support tasks. [1] In 1972, R. G. Canning published "The Maintenance 'Iceberg '", in which he contended that software maintenance was an extension of software development with an additional input: the existing system. [1]

4. System administrator - Wikipedia

   en.wikipedia.org/wiki/System_administrator

   Tasks include managing multiple sites, administering security, and configuring necessary components and software. Responsibilities may also include software change management. A computer operator performs routine maintenance and upkeep, such as changing backup tapes or replacing failed drives in a redundant array of independent disks (RAID ...

5. Software quality assurance - Wikipedia

   en.wikipedia.org/wiki/Software_quality_assurance

   Software quality assurance (SQA) is a means and practice of monitoring all software engineering processes, methods, and work products to ensure compliance against defined standards. [1] It may include ensuring conformance to standards or models, such as ISO/IEC 9126 (now superseded by ISO 25010), SPICE or CMMI .

6. Software configuration management - Wikipedia

   en.wikipedia.org/wiki/Software_configuration...

   Software configuration management (SCM), a.k.a. software change and configuration management (SCCM), [1] is the software engineering practice of tracking and controlling changes to a software system; part of the larger cross-disciplinary field of configuration management (CM). [2]

7. Installation (computer programs) - Wikipedia

   en.wikipedia.org/wiki/Installation_(computer...

   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.