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Programs and features utility o when you add a new

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Programs and features utilityoWhen you add a new program, wizard runs. If it doesn’t go to the programs and features utility found inthe programs folder in the control paneloTo delete program use the uninstall option, if not you might miss a lot of other filesFile compression utilities: program that takes out redundancies in a file to reduce the file sizeoWindows built-in compression (zip)oMost compression programs look for repeated patterns of letters and replace them with a shorterplaceholderoPlaceholders are cataloged and stored temp. in a file called the dictionaryoCan reduce by 50% + depending on the file – PDF already compressed, some graphics and audio formatshave been reduced b permanently discarding dataoDecompress the file to restore it to its original stateSystem maintenance utilities
oDisk cleanup: windows utility that cleans, removes unnecessary files from your hard drive(accumulatedfiles in bin, temporary files, temporary internet file – you check off which type of files you would like todeleteoDisk defragmenter regroups related pieces of files on the hard drive, allowing the OS to work moreefficiently – Macs don’t have this option, but you can use iDefrag which is an external programoError-checking: windows utility that checks for lost files and fragments as well as physical errors on yourhard drive (files are lost when you save, resave, move, delete, and copy files) – can recover data butusually deletes the files that are unnecessarily taking up spaceoSometimes system gets confused leaving references on the file allocation table to files that no longer existor have been movedoPhysical errors: mechanism that reads the hard drives data can no longer determine whether the areaholds a 1 or 0 (called bad sectors)oUse task manager utility if a program has stopped working to check the program or to exit itSystem restore and backup utilitiesoSystem restore: utility that lets you roll your system settings back to a specific date when everything wasworking properly (latest versions of windows)oSystem restore point: snapshot of your entire system’s setting (made every week), you can also create itmanuallyoEvery time you start your comp. or install a new application or driver, windows creates a system restorepoint – good idea to create before making changes to your computeroWindows backup and restore utility: create a duplicate copy of all the data on your hard drive and copy itto another storage device – Mac OS X Snow leopard (time machine automatically backs up your files, timecapsules)The task scheduler utilityoImportant to run some of these utilities on a routine basis – many ppl forgetoWindows task scheduler utility: schedules task to run automatically at pre-determined times with noadditional action necessary on your partAccessibility utilities: windows includes an Ease of Access center (centralized location for assistive technology andtools to adjust accessibility settings)o

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Term
Summer
Professor
n.
Tags
Computer program

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