MS DOS command (INTERNAL)

MS DOS command Internal:

1. Del ---delete a file or all file from current directory.
(example : del xyx.doc , del a*.*, del bc.*)

2. Rd------remove director which is empty.
(examble : rd dirname)

3. cd----change directory
(example : cd\ - go to root directory , cd\dirname - go to dirname direcotory from current directory, cd xxx ---> go to xxx sub-director from current direcotory. )

4. md---- make a directory
(example : c:\>md abx ---> make a director name abx in 'c' drive in root, c:\ws>md data ---> make a direcotry name data in ws direcoty )

5. ver----show the current dos version.

6. copy ----- copy a or many file
( c:\> copy sourcedrive:sourcefile tragetdrive:targetfile )
example 1.
c:\>copy *.* d:\yrd\
(copy all file from c-drive and root directory to d-drive in yrd directory)
example 2.
c:\copy abc.txt xyz.txt
(copy abc.txt file in same directory with name xyz.txt)

7. dir

show all files and directory in list.

8. date
show / change system date.

9. time
show /change system time.

10. cls
clear screen