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Computer Homework 4 Francisco Gonzalez TIDY Knowledge Assessment (up 144-145) 1. By default, Windows 7 standard users are permitted to install Plug and Play devices only if their drivers are Digitally Signed. 2. The debilitating condition in which files are stored as clusters scattered all over the disk is called Fragmentation. 3. The file system included in Windows 7 that is specifically designed for use on flash drives is called expiate. 4. Technically speaking you create partitions on basic disks and volumes on dynamic disks. 5. In Windows 7, the FATAL file system is limited to volumes no larger than 32 KGB. The digital signature of a driver consists of a Checksum that is appended to the driver itself before publication. 7. TO create a fourth primary partition on a basic disk, you must use the Disk Management (or disk part) utility. 8. To extend or shrink a partition on a basic disk, you must be a member of the Backup Operator or Administrators group. 9. The default partition style used by Windows 7 on an ex. computer is MOB. 10. All digitally signed drivers have undergone Windows Hardware Quality Labs (WHQL) testing. Case Scenario (UP 144-145) True or False . False False 2. 3. True 4. 5.

True 6. 7. True 8. True 9. False 10. True Review 1 . A striped volume writes to the physical disks evenly, rather than filling allotted space one and then moving to the next, and striped volumes do not provide fault tolerance. 2. To correct errors, enhance hardware performance, and add additional hardware functionality. Case Scenario 4-1 trouble shooting graphics drivers A user asks you to troubleshoot his Windows 7 workstation, which is behaving erratically. He has recently purchased and installed a new graphics adapter, ND ever since then, he sees occasional wavy lines in the display.

You run Device Manager on the system and note the manufacturer, model, and version number of the device driver for the graphics adapter. Then, you check the adapter manufacturer’s web site and discover that there is a new driver available for the adapter. After downloading and installing the driver update, you restart the system. The system appears to start normally, except that the graphical interface has been replaced by incomprehensible noise. Because you can’t see the display, you can’t work with the system. What should you do return the computer to an operational state? -The new graphic adapter is most likely interfering with current devices. To resolve the problem the computer must be restarted in safe mode, hold IF when computer restarts 2- The graphic adapter must be rolled back to a previous state then troubleshooter 3-An older driver update maybe be able to fix software problems Safe Mode Safe Mode is a troubleshooting tool used to allow the user to start computer in a limit state with only the basics running This allows user to remove or roll back drivers Windows 7 Configuration

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