Thursday, October 25, 2012

Chapter 5- Using system software

10) What utility programs are included in system software, and what do they do?


A: Utility software helps maintain and optimize a computer.You can adjust your display, add or remove programs, compress files, clean unnecessary files off your system, check for lost files and errors, restore your system to previous settings, back up your files, schedule automatic tasks, and check on programs that have stopped running. Examples of these software's are anti-virus(scan computer for viruses),disk cleaners(users can decide what to delete when their hard-disk is full), backup(make copies of files stored on a disk), memory testers(check for memory failure), file managers(helpful tasks, such as deleting, moving, merging, copying & modifying data), e.t.c...

www.wisegeek.com
www.wikipedia.org



What are the different kind of operating systems
  • Batch Opperating Systems
  • Real Time Opperating Systems
  • Single User Opperating Systems
  • Multitasking Opperating Systems
  • Multi-user Opperating Systems
  • Distributed Opperating Systems

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