. - 3GL   - 4GL   DB-

-
, encapsulation - , , , , . - ; , " ". , (object). , - , .
(private). . , , . , , , , . , , .
. , , , . - .
.
, polymorphism - ( polymorphos) - , , . , - , . . , , : abs(), labs() fabs(). , . ++ abs(). , , , . ++ . (function overloading).
, " , ". , . , , . , , . , ,
. . , , , , .
. , , . , , + , , . , . ++ , , . (operator overloading).
, .
, inheritance - , . , , . , (hierarchical classification).
. , . - , . , - - , , . , , . , , . ( ), , , . .
- , .
" " , , ( GLib). , . (STL) - map, vector . . ( Perl PHP) .
, , , . , , ( persistant storage) .
- , .
Active Directory - Microsoft, Windows 2000.
ActiveX - Microsoft ; , Microsoft COM.
ActiveX control - ActiveX; 1996 . Microsoft , OLE controls, OCXs, OLE custom controls; Internet.
CDN, Content Delivery Network, Content Distribution Network, - , . - CDN - -, -, , CDN.
, CDN- . CDN , . , -, .
CDN-: CloudFlare, Incapsula.
COM, Component Object Model - Microsoft, ; Microsoft; , , ; , OLE ActiveX).
COM+ - COM Microsoft Transaction Server, .
Common Object Request Broker Architecture, CORBA - DCOM .
DLL, Dynamic Link Library - , Microsoft Windows; , . K DLL ActiveX . UNIX . . shared objects (< >). *.dll , *.exe, , .
Microsoft Transaction Server, MTS - COM, .
OLE, Object Linking and Embedding - ( 1996 .) - Microsoft COM (OLE 1, OLE 2, OLE automation, OLE Database .).
OCX, OLE Custom eXtension - , OLE custom control, OLE control. , *.ocx - ActiveX, , *.dll.
- OLE custom control
OLE, OLE control.
OLE control - OLE, - OLE, ; c 1996 . ActiveX control. : OCX, OLE custom control.
Remote Procedure Call, RPC - - , , , , .

    . - 3GL   - 4GL   DB-


, - , , . , , size.




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