Use your Dell Machines motherboard for this exercise.
Find the motherboard manual, and save it to your desktop.
Hint, Service Tag #.
Exercise 4 (30 Min)
Complete Lab Exercise 3.6
1). When completing the section on determining your bios vendor
consider using cpu-z or speccy to supplement the information.
2). Go to the Dell website, www.dell.ca, then to support. Find
the Flash files for your computer (BIOS). You can enter the service
tag to locate the correct files.
For this stage download the current up to date version of the
BIOS. Place this file in some accessible directory on the
machines hard drive.
In addition download the Previous Version of the BIOS, store this in
the same location as the current version.
For each version of the BIOS, list the first problem each would fix.
Update the BIOS by Flashing to the current BIOS version. If your
machine is already at the current version down grade to the previous
version. The machine will automatically reboot for the new setting
to take effect. What BIOS version does the boot screen indicate?
Why might one want to downgrade a BIOS?
If you have downgraded the BIOS, update it back to the current
Exercise 5 (20 Min)
Lets take a closer look at the command line system. Open a browser
window and navigate to http://www.computerhope.com/overview.htm.
Open a command window on your machine (cmd). Start button, type in
cmd, from the menu selection right click and run as administrator.
The windows command system is based on MS-Dos. As a technician you
will need to become familiar with command line systems. The below
exercise will help you become familiar with basic navigation and
command. Be warned that what you do can harm the system if performed
incorrectly. Check and double check that what you do is what you
want. Ask your instructor for help if you are stuck.
Using only the command line, navigate to the 2p11 resource
Generate a file listing, what is the first entry in the
Navigate to the root of your system drive.
Create a directory called "My Files".
Copy the first program from your 2p11 resource directory into
the directory My Files.
Generate a listing of My Files.
Navigate back to the 2p11 resource directory and do a listing
without it scrolling off the screen.
Delete the directory "My Files".
From the root, run the following "tree users". What did