help you to master dos quickly
 basic commands:
 1. d:          ----change drive
 2. dir         ----list file
 3. cd          ----come to a directory
 4. copy        ----copy a file or many files
 5. type        ----show file conment
 6. ren         ----rename a file
 7. del         ----delete a file
 8. cls         ----clear  the screen
 9. xcopy       ----copy a group of files in a directory
 10.attrib      ----show or change file''s charckter
 11.edit        ----a editor for write a file
 12.chkdsk      ----check a disk
 13.tree        ----list directory tree
 14.format      ----format a disk for dos
 15.md          ----make a directory
 16.rd          ----delete a directory
 17.deltree     ----delete a directory with all it''s sub directory
 18.time        ----show system time
 19.prompt      ----change the prompt
 ok! now  base use-way:
 1. d:          ----c:>d:a:        ----change to drive a:
 2. dir         ----c:>dir]
    eg:             c:>dir a:    ----list files in disk a
                    c:>dir l*.*  ----list files whose first letter is "l"
                    c:>dir/w/p   ----list files as wide (  5 files in a line)
                                     and page
    ******          c:>dir ,    ----list
    ******          c:>dir/a
 3. cd          ----c:>cd 
    eg:             c:>cd yln    ----come to directory named as "yln"
                    c:yln>cd..   ----come back pre-directory
                    c:>cd yln\tool   ----come to multiple(deep layer) directory
                    c:yln\tool\cd\..\game   ---- turn to another directory
 4. copy        ----c:>copy file1 file2
    eg:             c:yln\tool>copy  qe.exe a:   ----copy qe.exe to sidk a
                    c:yln\wps>copy xue1.wps+xue2.wps xue3.wps
                                    ---- let xue1.wps and xue2.wps 合成 a new
                                         file named as xue3.wps
                    c:yln\wps>copy xue1.wps xue01.wps ---- copy xue1.wps as new
                                                         name
5. type         ----c:>type filename
   eg:              c:yln\wps>type hlp.txt|more   ----show hlp.txt when a page
                                                      full then pause and wait
                                                     you press any key continue
6. ren          ----c:>ren file1 file2
   eg:              c:>ren a.bat b.bat  ----a.bat rename to b.bat
7. del          ----c:>del filename
   eg:              c:>del c:\yln\wps\xue1.bak  ----del the file named xue1.bak
8. cls          ----c:>cls               ----clear the screen
9. xcopy        ----c:>xcopy   
   eg:              c:yln>xcopy \wps /s/e ----copy the directory "wps" and all
                                               it''s sub-directory enclude empty
                                               sub-directory
10. attrib      ----c:>attribfilename
   eg:              c:yln\wps>attrib  +h +r xue1.wps----set file attrib (hide,readonly)
11. edit        ----c:>edit 
   eg:              c:>edit  \yln\wps\wue3.txt ----edit file wue3.txt
12. chedsk      ----c:>chkdsk         ----check d: 
13. tree        ----c:>tree            ----show d:''s directory
14. format      ----c:>format         ----format d:  for dos
15. md          ----c:>md directory-name  ----make a new directory
16. rd          ----c:>rd directory
    eg:             c:>rd yln       ----delete directory named yln
   (the directory that will  be delete MUST be empty.)
17. deltree     ----c:>deltree 
    eg:             c:>deltree yln/y ----delete directory named yln ,and No ask for your affirm       
18. time        ----c:>time    ----ask the system time,and change the time
19. prompt      ----c:>prompt $p$g ----set the prompt in this format:   d:\current-path>
也是俺以前写的,现在翻出来充数的。呵呵。。。
 
help you to master dos quickly
 basic commands:
 1. d:          ----change drive
 2. dir         ----list file
 3. cd          ----come to a directory
 4. copy        ----copy a file or many files
 5. type        ----show file conment
 6. ren         ----rename a file
 7. del         ----delete a file
 8. cls         ----clear  the screen
 9. xcopy       ----copy a group of files in a directory
 10.attrib      ----show or change file''s charckter
 11.edit        ----a editor for write a file
 12.chkdsk      ----check a disk
 13.tree        ----list directory tree
 14.format      ----format a disk for dos
 15.md          ----make a directory
 16.rd          ----delete a directory
 17.deltree     ----delete a directory with all it''s sub directory
 18.time        ----show system time
 19.prompt      ----change the prompt
 ok! now  base use-way:
 1. d:          ----c:>d:a:        ----change to drive a:
 2. dir         ----c:>dir]
    eg:             c:>dir a:    ----list files in disk a
                    c:>dir l*.*  ----list files whose first letter is "l"
                    c:>dir/w/p   ----list files as wide (  5 files in a line)
                                     and page
    ******          c:>dir ,    ----list
    ******          c:>dir/a
 3. cd          ----c:>cd 
    eg:             c:>cd yln    ----come to directory named as "yln"
                    c:yln>cd..   ----come back pre-directory
                    c:>cd yln\tool   ----come to multiple(deep layer) directory
                    c:yln\tool\cd\..\game   ---- turn to another directory
 4. copy        ----c:>copy file1 file2
    eg:             c:yln\tool>copy  qe.exe a:   ----copy qe.exe to sidk a
                    c:yln\wps>copy xue1.wps+xue2.wps xue3.wps
                                    ---- let xue1.wps and xue2.wps 合成 a new
                                         file named as xue3.wps
                    c:yln\wps>copy xue1.wps xue01.wps ---- copy xue1.wps as new
                                                         name
5. type         ----c:>type filename
   eg:              c:yln\wps>type hlp.txt|more   ----show hlp.txt when a page
                                                      full then pause and wait
                                                     you press any key continue
6. ren          ----c:>ren file1 file2
   eg:              c:>ren a.bat b.bat  ----a.bat rename to b.bat
7. del          ----c:>del filename
   eg:              c:>del c:\yln\wps\xue1.bak  ----del the file named xue1.bak
8. cls          ----c:>cls               ----clear the screen
9. xcopy        ----c:>xcopy   
   eg:              c:yln>xcopy \wps /s/e ----copy the directory "wps" and all
                                               it''s sub-directory enclude empty
                                               sub-directory
10. attrib      ----c:>attribfilename
   eg:              c:yln\wps>attrib  +h +r xue1.wps----set file attrib (hide,readonly)
11. edit        ----c:>edit 
   eg:              c:>edit  \yln\wps\wue3.txt ----edit file wue3.txt
12. chedsk      ----c:>chkdsk         ----check d: 
13. tree        ----c:>tree            ----show d:''s directory
14. format      ----c:>format         ----format d:  for dos
15. md          ----c:>md directory-name  ----make a new directory
16. rd          ----c:>rd directory
    eg:             c:>rd yln       ----delete directory named yln
   (the directory that will  be delete MUST be empty.)
17. deltree     ----c:>deltree 
    eg:             c:>deltree yln/y ----delete directory named yln ,and No ask for your affirm       
18. time        ----c:>time    ----ask the system time,and change the time
19. prompt      ----c:>prompt $p$g ----set the prompt in this format:   d:\current-path>
Also something I wrote before, now dug out to make up the numbers. Hehe...