, , ( + + ), , , , , .. , .
MS-DOS .
MS-DOS (. 1.5).
:
( , Boot-);
(FAT File Allocation Table);
(Root Directory);
( ).
MS-DOS .
( , Boot-)
, MS-DOS :
( );
;
;
;
FAT ( );
;
;
;
FAT;
;
;
.
. 1.5. 360
FAT.
FAT ( )
MS-DOS .
FAT , . FAT. FAT .
FAT . FAT . , FAT. , FAT .
. , () , , . . . , "" () () .
(). ( ), , .
MS-DOS (, . . 1.6).
. 1.6.
|
|
|
, () MS-DOS. .
, , "", .. , . MS-DOS , , .
. - , . - , , "" (. . 1.7).
. 1.7.
, . , , .
MS-DOS , , , !
(A... Z). , , .
(. 1.8):
(A Z);
-() ':';
, '\' ();
( '\');
.
. 1.8.
, - '.' () .
= " " + " " + " " + " ".
128.
8.
3.
, .. ( ). , 13 ( ).
: AZ, a z, 0 9, $, &, #, `, ~, (,), -, %,!, _, ^.
.
:
format.COM read.me myfile.txt 28-03-96.doc 123.45
:
123456789.txt aa?.doc 35*.? i\t.f.doc *.txt my:file.txt
. , , : , , , ..
, . (, , ..).
MS-DOS . . 3 .
1
| EXE, COM | MS-DOS , , |
| BAT | MS-DOS () |
| SYS | |
| OVR OVL | |
| BAK | () |
| TXT | ASCII- |
| DOC | - MS Word |
| PAS | Pascal |
| C, CPP | , ++ |
| ASM | . |
| BMP | Windows BitMaP |
| GIF | (Graphic Interchange Format) |
| PCX | Paintbrush |
| TIF | (Tagged Image File Format) |
| INI, CFG | |
| TMP |
|
|
|
MS-DOS. MS-DOS , . - . . . 4 .
2
| AUX | (Auxiliary ) |
| CLOCK$ | |
| CON | (, ) |
| COM1 | / ( COMmunication) |
| COM2 | / |
| COM3 | / |
| COM4 | / |
| LPT1 | / ( Line PrinTer 1) |
| LPT2 | / |
| LPT3 | / |
| NUL | (" ") |
| PRN | ( PRiNter LPT1) |
( , ). , , , : NUL.BAT, COM2.COO, PRN. TXT .. : TEXT.PRN, FILE1.CON, FILE.NUL ..
. - MS-DOS . . , - . 200, 200 . , , . , .
, (- wildcards), , . (?) (*).
. ? , , ?.
* , , , , *.
? * .
:
:
*.* , ;
*.txt , txt;
II*.* , II ;
YE??0198.* , YE, , 0198, .
. , , , , . , , , , , .
|
|
|
