Chapter SIx Maintaining a Computer Part I: Configuring, Updating, and Upgrading the OS

© Wiley, Inc. All Rights Reserved. Strata Objectives Covered 1.6 (21.2 FC0-U11 U.K.) Identify the risks associated with upgrading the following technologies and equipment: –Operating systems (open source and commercial) –Automatic applications and operating system updates 3.1 (2.1 FC0-U11 U.K.) Conduct basic software installation, removal, and/or upgrading –Configure the OS 2

© Wiley, Inc. All Rights Reserved. Working with User Accounts User account: your identity when working in the OS You can have multiple levels of users, with each level having different permissions Windows: –Standard –Administrator –Guest 3

© Wiley, Inc. All Rights Reserved. Working with User Accounts Mac OS: –Standard –Administrator –Managed with Parental Controls –Sharing Only Ubuntu Linux: –Administrator –Desktop User –Unprivileged 4

© Wiley, Inc. All Rights Reserved. User Account Management in Windows 5

© Wiley, Inc. All Rights Reserved. User Account Management in Mac OS X 6

© Wiley, Inc. All Rights Reserved. User Account Management in Ubuntu Linux 7

© Wiley, Inc. All Rights Reserved. Adjusting the Sound Volume Volume control tells sound card how much amplification to use Some keyboards have volume control buttons Click speaker icon in notification area to adjust sound from within Windows 8

© Wiley, Inc. All Rights Reserved. Changing the Date and Time Date and time are stored in BIOS settings and reported to the OS You can change the date/time manually 9

© Wiley, Inc. All Rights Reserved. Changing the Date and Time You can allow the clock to set itself automatically using a time server on the Internet 10

© Wiley, Inc. All Rights Reserved. Changing the Date and Time Windows: Click the clock in the notification area, and click Change date and time settings Mac OS: Click System Preferences on the Dock, and click Date & Time icon 11

© Wiley, Inc. All Rights Reserved. Screen Resolution Screen resolution is the number of pixels that comprise the display The higher the resolution, the smaller icons and fonts appear onscreen Maximum resolution is dependent on the monitor and the amount of RAM on the video card 12

© Wiley, Inc. All Rights Reserved. Changing Screen Resolution Windows: Right- click the desktop and click Screen Resolution Mac OS: Click System Preferences on the Dock and click Displays 13

© Wiley, Inc. All Rights Reserved. Updates vs. Upgrades Updates = free enhancements to the existing version Upgrades = new version or edition 14

© Wiley, Inc. All Rights Reserved. Benefits of Updating OS Patch vulnerabilities Correct programming errors Add minor new features Add device compatibility 15

© Wiley, Inc. All Rights Reserved. Risks of Updating OS Potential compatibility problems, leading to crashes Problems with certain applications that may have replaced default system files with their own custom versions 16

© Wiley, Inc. All Rights Reserved. Procedure for Updating OS Windows: Use Windows Update utility to check for and install updates Mac OS: System Preferences on the Dock, then Software Update Linux: Depends on version 17

© Wiley, Inc. All Rights Reserved. Windows Update 18

© Wiley, Inc. All Rights Reserved. Version vs. Edition Version: OS release, such as Windows XP, Windows Vista, Windows 7 Edition: Feature set of a version, such as Windows 7 Home Premium or Windows 7 Ultimate 19

© Wiley, Inc. All Rights Reserved. Windows Versions VersionYearEditions XP2001Home, Professional, Media Center, Tablet PC, Starter Vista2007Home Basic, Home Premium, Business, Enterprise, Ultimate, Home and Business, Starter 72009Home Premium, Professional, Ultimate, Starter 20

© Wiley, Inc. All Rights Reserved. Mac OS X Versions VersionYear 10.0 Cheetah Puma Jaguar Panther Tiger Leopard Snow Leopard Lion

© Wiley, Inc. All Rights Reserved. Assessing Upgrade Compatibility Minimum system requirements –CPU type and speed –RAM –Display adapter –Hard drive –CD/DVD drive Individual hardware devices –Driver availability –Helper software compatibility 22

© Wiley, Inc. All Rights Reserved. Assessing Upgrade Paths Upgrade path: a means of getting from one OS version or edition to another Upgrade install: installing a new OS over the old one, so applications and settings remain Clean install: installing the OS on a freshly formatted hard disk, wiping out all old settings and applications 23

© Wiley, Inc. All Rights Reserved. Assessing Upgrade Paths OS makers provide upgrade path information online –Windows XP to Vista: dows-vista/Upgrading-from-Windows- XP-to-Windows-Vista dows-vista/Upgrading-from-Windows- XP-to-Windows-Vista –From Windows XP or Vista to Windows 7: us/windows7/products/upgrade us/windows7/products/upgrade 24

© Wiley, Inc. All Rights Reserved. Upgrading to a New Edition Windows Anytime Upgrade 25 –Enables you to upgrade to a higher edition at any time –To access: Start, All Programs, Windows Anytime Upgrade

© Wiley, Inc. All Rights Reserved. Preparing to Upgrade the OS Make sure you have administrative rights Make sure the Setup program can get through your firewall Back up data and settings Locate application discs for reinstallation Make sure hardware drivers are available (download as needed) 26

© Wiley, Inc. All Rights Reserved. Installing a New OS Version Insert the CD or DVD Follow the onscreen prompts Fill in information as requested –Product key –User name –Network to connect to 27

© Wiley, Inc. All Rights Reserved. Installing a New OS Version If doing a clean install, make decisions about: –Partitioning and formatting –System folder location –Drive on which to install –Administrator password 28