5 helpful MS-DOS Commands for teachers of ICT

In the day-to-day activities of a teacher of ICT, you definitely encounter a few challenges here and there. Viruses, slow internet, corrupted flash drives, unresponsive operating systems are just some of the challenges we face everyday.

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Sometimes, the obvious solutions fail to rectify the problems. This then calls for one to try out DOS based solutions. In this article, I share with you just 5 DOS commands that could come in handy in the event that the obvious solution fails.

1.       Ping:  Use this command to find the quality of your internet.

Step 1:           Open the Run dialogue box (Win key + R)

Step 2:           Type cmd and click OK.

Step 3:           In the DOS window type the following command and press enter. ping yahoo.com -t (Mind the spaces)

A steady stream like this shows a good internet connection

2.       Format:         use this to format a stubborn  flash disk or hard drive.

Step 1:           Identify the drive letter of your flash drive. In the figure below, its drive F:

Step 2:           Open command prompt and type format f: then press enter.

At, this point, press the enter button and wait for it to progress to 100%.

Step 3:           At the next screen, simply press enter

Your flash drive is now ready

3.       ipconfig:       use this command to know your computer’s IP address, that of your router and subnet mask.

Step 1:           Connect your PC or laptop to a network. (In most cases, this is automatic)

Step 2:           Open command prompt and type ipconfig then press enter

In the picture above,

  • The IPv4 is your computer’s IP address
  • Default gateway is the router’s IP. This can be used to troubleshoot network issues or manually connecting another computer to the same router.

4.       slmgr -rearm:          Use this to extend your windows license when it expires

Step 1:           Open command prompt

Step 2:           Type the following command and press Enter: slmgr -rearm

Step 3:           Restart your computer

5.       Attrib:             Use this command t deal with stubborn viruses on your flash drive.

Step 1:           Open command prompt

Step 2:           Identify the drive letter

Step 2:           Type the following command and press Enter: F: attrib This will display the file attributes including the file extensions on your flash drive. Identify the problematic file extensions which are usually, .lnk, .vbs, .exe, .wsf

Step 3:           Type this command and press enter f: attrib -s -h -r /s /d *.*

Step 4:           Type del *.lnk then press enter. (This removes shortcuts) Do this for other problematic file extensions like .bat, .wsf, .exe, .vbs . You can refer to this article on how to manually remove viruses.

Read also: The miseducation of the teacher of ICT

____________________________
Stephen Dumba
E-zone School of Computing
+256 752 111 223 / +256 772 111 223