1. Here is a list of ten MS-DOS commands. For each one, plus any five more DOS (not Windows) commands your own choosing, give a one or two sentence description of what it dose. Also, for each of the fifteen commands, show an example of what a user might type to use the command, and briefly describe what the computer would do as a result. (E.g. what would the command PROMPT $P$G do?) Lastly, include the version of MD-DOS in which the command first appeared. Here is the list:
APPEND – ATTRIB – CD – COPY – DELTREE – ECHO – ERASE- FDISK – FOR – IPCONFIG – MD – NETSTA – PROMPT – REN – TYPE
2. Describe two different ways to open a command prompt window, in a version of windows of your choosing.
3. Using DOS’s DIR command (or DIR /x, in same version of windows) on a computer that support long file name (LFNs) will also show MS-DOS-style 8.3 short filee names for those files with LFNs. Describe what Windows does to the LFN to make it into an 8.3 file name.
4. The windows register is organized as a tree, with subtrees including:
HKEY_CLASSES_ROOT
HKEY_CURRENT_USER
HKEY_LOCAL MACHINE
HKEY_USERS
HKEY_CURRENT_CONFIG
5. When troubleshooting a computer running an early version of windows, it may be helpful to select “safe mode” when booting the computer. For Windows XP, describe?
1. Here is a list of ten MS-DOS commands. For each one, plus any five more DOS (not Windows) commands your own choosing, give a one or two sentence description of what it dose. Also, for each of the fifteen commands, show an example of what a user might type to use the command, and briefly describe what the computer would do as a result. (E.g. what would the command PROMPT $P$G do?) Lastly, include the version of MD-DOS in which the command first appeared. Here is the list:
APPEND – ATTRIB – CD – COPY – DELTREE – ECHO – ERASE- FDISK – FOR – IPCONFIG – MD – NETSTA – PROMPT – REN – TYPE
APPEND – used to set the path for searching data files or displaying the current search path.
>APPEND
Using the append command without options displays the current search path.
> APPEND D:study;E:assignments
Using the above command tells the computer to look for files in the study and assignments directory, if the file is not found in the current directory the computer would also look for the file in study and assignments directory.
Versions 3.3 and later
ATTRIB -This command is used to let the users modify the attributes of the file/files.
+ -> Sets an attribute.
– -> Clears an attribute.
R -> Read-only
A -> Archived
H -> Hidden
S -> System
>ATTRIB
Lists all the files in current directory with their corresponding attributes.
>ATTRIB -h ino.dll
Makes the ino file hidden.
Version 3.0 and later
CD – used to change the current directory
>CD C:ABC
Changes the current drive to C: and directory to ABC
Version all version
COPY – Allows you to copy file/files to a diiferent location.
> copy assg.txt c:study
Copies the assg.txt file to study folder in c: drive.
Version all versions
DELTREE- it is used for deleting the files or directories permanently from a system.
> deltree c:study
Deletes the study folder and everything in it
Version 5.0 and above
ECHO- Echo is used to display the text typed in and can also be used to display the text to a peripheral device attached to the computer, such as a COM port.
>echo test
This would print test on the screen
Version all versions
ERASE – Erase is a command used to remove files from computer’s hard drive or other writable media.
> Erase c:studyassg.txt
Deletes the assg file from hard disk.
Version all versions
FDISK- Fdisk is used to delete and create partitions on the hard drive.
>fdisk
Opens the fdisk options screen.
Version all versions
FOR- FOR variable is used in batch files, it is used to execute a specified command if a parameter is met or specified.
Version All versions
IPCONFIG – used to display the network configuration currently assigned and given by a network.
>ipconfig /all
Displays all the configuration information.
Version windows 95
MD – Make directory allows to create directories
>md C:study
Creates a directory study in C: drive.
Version all versions
NETSTAT- This command is used to display the statistics and information of TCP/IP network protocol.
>netstat
Displays all network information with protocol address and state
Version Windows 95
PROMPT- The prompt command let the users to change the information displayed by the MS-DOS prompt.
>prompt $t_$p$g
Displays the time, “_” and cureent directory
Version all versions
REN- used for renaming the files
>ren C:study Assignments
Renames the study directory to Assignments
Version all versions
TYPE- used to see the contents of the file
>type C:studyabc.txt
This will show the contents of abc file.
Version all versions
CLS- let the users to clear the contents of the screen. Only the prompt shows after this command.
>cls
Clears the screen content
Version all versions
LOGOFF – used to logoff the computer from the prompt.
>logoff
Logoffs the computer
Version Windows 2000
RMDIR – deletes a empty directory
>rmdir C:Test
Deletes test if it is empty
Version all versions
VER – displays the version of windows or DOS whichever is running
>ver
Displays the version
Version all versions
TIME- allows to view or edit the system time
>time 11:00
Set time to 11 am
Version all versions
2. Describe two different ways to open a command prompt window, in a version of windows of your choosing.
Using windows/file explorer:
Using the Run window:
3. Using DOS’s DIR command (or DIR /x, in same version of windows) on a computer that support long file name (LFNs) will also show MS-DOS-style 8.3 short filee names for those files with LFNs. Describe what Windows does to the LFN to make it into an 8.3 file name.
The following steps are carried out to convert the LFN’s to 8.3 file name:
4. When troubleshooting a computer running an early version of windows, it may be helpful to select “safe mode” when booting the computer. For Windows XP, describe
One can use the Safe Mode Windows to load when you encounter a system-critical problem that is disturbing the normal operation of Windows. Safe Mode allows you to troubleshoot Windows and what is causing the windows to not function correctly. If the problem is corrected one can reboot the system in normal mode.
If an existing problem doesn’t appear when starting in safe mode, it is clear that the default settings and basic device drivers are not causing the problem. If you can’t figure out the cause of the problem, then try starting all of the commonly used programs one by one, including the programs in your Startup folder, one of the programs might be the cause of the problem.
Safe Mode differs from a normal mode in the following ways:
References
Anon, 1986. MS/DOS an Introduction. Data Processing, 28(1), p.47.
Anon, 2002. Handbook of computer troubleshooting. Choice Reviews Online, 39(06), pp.39-3417-39-3417.
Karp, D., O’Reilly, T., Mott, T. and Cobbett, R., 2005. Windows XP in a nutshell. Sebastopol, CA: O’Reilly.
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