Software System UtilitiesJackson Doughty, Nyan Min, and Seth

Willis

Defragmentation/Optimization

A computer that is poorly organized can cause it to run slower because it takes more time to locate files 

Contrast with application software 

Disk Utility Software

Utility software is used to maintain the infrastructure of the computer by means of anti-virus, backup, data compression, disc cleaners etc. 

BackupUse of the computer compressing duplicate files in case something goes wrong such as your hard drive crashes 

File ManagementFile management is the categorization of files through menus/folders so that it is easiest for an application to find ex. iTunes has folders of each song categorized so that it can open quickly with all info. presented nicely 

Account & Accesibility Management

Account and accessibility management is the use of a password and username ex. account log in to a computer to access files 

Monitor & Keyboard SettingsKeyboards often have keys for

applications, or windows as an item's shortcut 

Shortcuts can be made that can quicken the ease with which users can access content  

Virus ScanAn anti-virus is a  program that protects a computer against viruses by identifying and removing any computer viruses that are found 

Malware Detectors & RemoversA spy-ware remover is a program that

detects and deletes spyware and other similar programs.  

CompressionProcess of encoding information using fewer bits than the original representation

Also called bit-rate reduction and source coding

Lossy: data is lost during compressionMultimedia (images, video, audio)

Lossless: original data is retainedText files

Lossy Compression

DecompressionReversion of compressed data

Lossless data will be decompressed to its original form

Lossy data will be decompressed to its near-original form

Color SynchronizationGoal is to get colors to look the exact same on every monitor

Prevalent in web pages

Nearly impossible because of the different factors (monitor, web browser, surrounding light, OS)