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CHAPTER 5Fundamental Operating SystemsObjectivesUpon completion of this chapter, you should be able to answer the following questions:■■■■What is the purpose of an operating system?How do different operating systems comparewith one another based on purpose, limitations,and compatibilities?How do you determine the appropriate operatingsystem based on customer needs?How do you install an operating system?Key Terms■■■How do you navigate within an operatingsystem GUI?What are some common preventive maintenancetechniques for operating systems and how arethey applied?What can be done to troubleshoot operatingsystems?This chapter uses the following key terms. You can find the definitions in the Glossary.operating system (OS) page xxcommand-line interface (CLI) page xxgraphical user interface (GUI) page xxreal mode page xxprotected mode page xxvirtual real mode page xxcompatibility mode page xxhardware compatibility list (HCL) page xxprimary partition page xxactive partition page xxextended partition page xxlogical drive page xxformatting page xxcluster page xxtrack page xxcylinder page xxdrive mapping page xxFile Allocation Table, 32-bit (FAT32)New Technology File System (NTFS)Device Manager page xxdisk cloning page xxNT Loader (NTLDR) page xxWindows registry page xxMsconfig page xxRegedit page xxControl Panel applets page xxpage xxpage xxcontinues
114 IT Essentials: PC Hardware and Software Companion GuidecontinuedTask Manager page xxEvent Viewer page xxRemote Desktop page xxpreventive maintenance page xxsystem utilities page xxScanDisk page xxCHKDSK page xxDefrag page xxAutomatic Updates page xxWindows Restore Point page xxemergency repair disk (ERD) page xxAutomated System Recovery (ASR) page xxnormal backup page xxfull backup page xxcopy backup page xxincremental backup page xxdifferential backup page xxdaily backups page xx
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iiiTrademark AcknowledgmentsAll ter
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vAbout the Technical ReviewersDavid
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ixIdentify the Names, Purposes, and
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CHAPTER 1Introduction to the Person
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CHAPTER 7Fundamental Printers and S
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CHAPTER 13Advanced Laptops and Port
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CHAPTER 15Advanced NetworksObjectiv
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GlossaryThis glossary defines many
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ase station 3AppleTalk A protocol s
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CMOS battery 5bus topology A networ
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desktop computer 7crosstalk Interfe
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dynamic routing 9Domain Name System
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floppy data cable 11FFast Ethernet
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