What I learn about DOS in C-Tech?

by Isaiah Johnson

Basic DOS Commands

VER- displays version information.

DEL- deletes only files.

DATE- displays the date or allows adjustment.

CHKDSK- checks and repairs disk problems.

EXIT- to quit the script or exit the command

COLOR- may change the command prompt window color display.

COPY- only copies files from one location to another,

ATTRIBUTE- changes an file's attribute.

RD- deletes folders.

REN- allows renaming folders.

MD- create new folders.

DIR- directory.

CD- change directory.

EDIT- creates files.

CLS- clears screen.

CD..- goes back one directory.

CD\- goes all the way to root directory.

RD- deletes directory.

MOVE- moves an file or dir.

MKDIR- make directory.

HELP- provides a list of all DOS commands.

Attributes and WIld Cards

Read Only- allows the file to be only viewed and not written to or changed.

Archive- allows backup programs to know what files to back up.

Hidden- makes files invisible to standard users and hidden if show hidden files is enabled.

System- makes an file an important system file.

* (Asterisk)- Represents more than one character.

? (Question)- Represents a single character.

DOS Commands basic

Preventive Maintenance Plan

To prevent anything harmful from happening to your computer you should regular do certain task. Such as backing up your data and scan for any sign of viruses daily. Backing up is important just in case something happens to your computer you can restore your data back. Scan for viruses is very important to treat the viruses before they get bigger and really damage your computer. Its also important to scan for defragment hard disk weekly and for hard disk read errors. By doing this you prevent extensive damage or corruption of the hard drive. Monthly maintenance should consist of deleting unnecessary files on hard drive and virus definition should be updated too. By doing this you prevent any unnecessary files from slowing down your computer and keeping your computer aware of the latest viruses that will attempt to harm your computer. Some preventive maintenance should be done quarterly each year like checking power protection, backing up the CMOS, and update emergency floppies. This will help your computer to not blow out because of power and to backup/update necessary information from CMOS and floppies to help assist in your computer protection. Finally some preventive maintenance that should be done annually are inspecting the interior or exterior of computer to cool down certain components or clean most components in general. As a result of doing all of these preventive maintenance steps your computer should run overall much smoother and safer.