: copy %1 + %2
print %1
del %2
: copyr a.txt b.txt
: copy a.txt + b.txt
print a.txt
del b.txt
%1 %2 - .. , a.txt b.txt - .. . .
MSDOS:
"
PROMPT [ $P$G ] - MSDOS c: \ dos > _ , ($P) > ($G).
"
PATH [ ;... ] (: PATH c:\dos;d:\my), .
"
ECHO [ | ON | OFF ] (: ECHO OFF) - (ON) (OFF). @ . < Alt><7> ( ).
"
REM (:REM <Enter>) -
"
PAUSE - .
"
(,
L1: dir *.txt); GOTO - , : GOTO L1
< >
L1: dir *.txt
"
IF - , . , :
Ø errorlevel - ;
Ø 1 == 2 - ;
Ø exist - ;
Ø NOT - "".
(: IF exist my.bak del my.bak).
"
LH (: LH Keyrus) - HMA.
[25]
DEVICE = [ ] - ;
: DEVICE = HIMEM.SYS - HMA, XMS;
DEVICE = EMM386.EXE - EMS;
"
DEVICEHIGH = [ ] (: DEVICEHIGH =
SMARTDRV.EXE) - HMA XMS e HIMEM.SYS.
"
DOS = HIGH, UMB - MSDOS HMA, UMB XMS e HIMEM.SYS.
"
LASTDRIVE = - .
"
FILES = - .
|
|
|
1995 Microsoft Windows95 - .
MS Windows :
Ø - , Windows;
Ø - , ;
Ø - , (: , , , ..).
Ø - .
MSDOS MS Windows , :
Ø , , , , . - , , (. 26). (, ), ;
Ø (. 27) Windows;
Ø , " MSDOS ";
Ø ASCII MSDOS :
ØØ OEM - ASCII, ;
ØØ ANSI - ASCII ;
" " ;
Ø -
Windows
 |  |  | |||
|
 | |||||
 |  |
 |
......
. 26
Windows
 | |||
 | |||
-
|
(. 28),
:
| |||||||||
 | |||||||||
 | |||||||||
| |||||||||
......
 | |||||||
| |||||||
| |||||||
|
|
|
. 28
ØØ (Windows RAM, "" );
ØØ , ; RAM ; ( , ); ;
ØØ , ; , , , ( -) ;
Ø :
ØØ ( ) ( );
ØØ DDE (D ynamic D ata E xchange) (, ..);
ØØ OLE (O bject L inked E mbedded); - , - , - ;
Ø (, , ,...) , , , Multimedia, TrueType ..
Windows:
Ø ;
Ø WIN.COM:
Ø IO.SYS MSDOS.SYS;
Ø (SYSTEM.DAT USER.DAT), ;
Ø (*.VXD) ;
Ø , :
ØØ USER.EXE, ;
ØØ GDI.EXE, ;
ØØ KRNL386.EXE, , /, , ;
Ø (HIMEM.SYS, EMM396.EXE,..) - .
Windows :
u WIN.COM.
v IO.SYS MSDOS.SYS (SYSTEM.DAT USER.DAT), (*.VXD).
w Windows (USER.EXE, GDI.EXE, KRNL386.EXE).
x Windows , AUTOEXEC.BAT, COMMAND.COM, .
(. 29).
 | |||
 | |||
. 29
- , , ( ) , , , , (. 30). - , . - , [26]. - -, . - , . - MSDOS - . - .
|
|
|
"". "" - Windows95. - (. 31), :
Ø - "" , ;
Ø - "";
Ø - "";
Ø - "";
Ø (-) - (-) "" ;
Ø (-) - (-) < Ctrl >;
Ø -
"".
 |
