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Software (system utilities)

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  • 1. Software System UtilitiesJackson Doughty, Nyan Min, and Seth Willis
  • 2. Defragmentation/Optimiza tion A computer that is poorly organized can cause it to run slower because it takes more time to locate files Contrast with application software
  • 3. Disk Utility SoftwareUtility software is used to maintain the infrastructureof the computer by means of anti-virus, backup, datacompression, disc cleaners etc.
  • 4. BackupUse of the computer compressing duplicate files incase something goes wrong such as your hard drivecrashes
  • 5. File ManagementFile management is the categorization of filesthrough menus/folders so that it is easiest for anapplication to find ex. iTunes has folders of each songcategorized so that it can open quickly with all info.presented nicely
  • 6. Account & Accesibility ManagementAccount and accessibility management is the use of apassword and username ex. account log in to acomputer to access files
  • 7. Monitor & Keyboard SettingsKeyboards often have keys for applications, orwindows as an items shortcutShortcuts can be made that can quicken the easewith which users can access content
  • 8. Virus ScanAn anti-virus is a program that protects a computeragainst viruses by identifying and removing anycomputer viruses that are found
  • 9. Malware Detectors & RemoversA spy-ware remover is a program that detects anddeletes spyware and other similar programs.
  • 10. CompressionProcess of encoding information using fewer bitsthan the original representationAlso called bit-rate reduction and source codingLossy: data is lost during compression Multimedia (images, video, audio)Lossless: original data is retained Text files
  • 11. Lossy Compression
  • 12. DecompressionReversion of compressed dataLossless data will be decompressed to its originalformLossy data will be decompressed to its near-originalform
  • 13. Color SynchronizationGoal is to get colors to look the exact same on everymonitorPrevalent in web pagesNearly impossible because of the different factors(monitor, web browser, surrounding light, OS)

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