Timeline of window and windows shortcut key why? unit of computer memory measurement?

 TIMELINE OF WINDOW

(i)     1905-window-1

(ii)    1950-window-3

(iii)   1995-WINDOW-95

(iv)    2000-window- 2000

(v)     2001-window- NP

(vi)    2009-window - 7

(vii)   2005-window-20

(viii)  1983-window-2033

(ix)     1987- window-2.0x

- NT- NEW TECHNOLOGY

-MS- MICROSOFT

-ME- MILLINEUM ADDITIONAL

-EP-  EXPERIENCE 

WINDOWS SHORTCUT

IT'S HELP

 ALT+F4              = QUIT PROGRAM 

SHIFT+DELETE= DELETE PERMANENTLY

WINDOWS LOGO= START MENU

WINDOWS+L      =  LOCK THE COMPUTER

WINDOWS+R     =  ROM DIALOG BOX

WINDOWS+M    =  MINISIZE ALL

WINDOWS+E     =  WINDOWS EXPLORE 

UNIT OF COMPUTER MEMORY MEASUREMENTS.

1 BIT                  = BINARY DIGIT

8 BITS                = BYTE

1024 BYTES      = 1 KB(KILO BYTE)

1024 KB             = 1 GB(Giga BYTE)

1024 GB             = 1 TB(TERRA BYTE)

1024 TB             =  1 PB(PETA BYTE)

1024 PB              = 1 EB(ERA BYTE)

1024 EB             =  1 ZE(ZETTA BYTE)

1024 ZB             =  1 YB(YOTTA BYTE)

1024 YB             =  1 BRONTO BYTE

1024 BRONTO BYTE= 1  GEOP  BYTE

  GEOP BYTE IS THE HIGHEST MEMORY

   

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