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Title: حول المعلومات
Description: شكرا للكم

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    150

150 ?&

  150
 

: ‫א‬

   | 

 
October -2004
2003

1

‫م
...
ﻋﻤـﺮ اﻟﻨﺤـﺎل‬

‫2‬

‫3002‬

‫051 ‪   ‬‬

‫&? 051‬

‫ﻣﻘـــــــــﺪﻣﺔ‬
‫ﺑﺴـﻢ ﺍﻪﻠﻟ ﺍﻟـﺮﲪﻦ ﺍﻟﺮﺣـﻴﻢ ﻭﺣـﺪﻩ ﻻﺷـﺮﻳﻚ ﻟﻪ ﻭﺍﻟﺴﻼﻡ ﻋﻠﻰ ﺳﻴﺪ ﺍﳋﺎﻟﻖ ﻭﺧﺎﰎ ﺍﻟﺮﺳﻞ‬
‫ﻭﺍﻟﻨﺒﻴﲔ ﳏﻤﺪ ﺍﻟﺮﺳﻮﻝ ﺍﻷﻣﲔ ﻭﺑﻌﺪ
...

‫ﰎ ﺇﻋـﺪﺍﺩ ﻫـﺬﺍ ﺍﻟﻜـﺘﺎﺏ ﲟﺎ ﻳﺘﻨﺎﺳﺐ ﻣﻊ ﻃﻠﺒﺔ ﺍﻟﻜﻠﻴﺎﺕ ﻭﺍﳉﺎﻣﻌﺎﺕ ﻭﺍﻟﺬﻳﻦ ﻳﺮﻳﺪﻭﻥ ﺣﻠﻮﻻ ً‬
‫ﳌﺸـﺎﻛﻠﻬﻢ ﺑﺄﺳﺮﻉ ﻭﻗﺖ ﻭﺑﺄﻗﻞ ﺟﻬﺪ ، ﻭﺃﲤﲎ ﻣﻦ ﺍﷲ ﻋﺰ ﻭﺟﻞ ﺃﻥ ﻳﻜﻮﻥ ﺣﺎﻟﻔﲏ ﺍﻟﺘﻮﻓﻴﻖ ﰲ‬
‫ﺗﻮﺻﻴﻞ ﺍﳌﻌﻠﻮﻣﺔ ﺑﺸﻜﻞ ﻣﺒﺴﻂ ﻭﺳﻠﻴﻢ ، ﻭﺃﺳـﺎﻝ ﺍﻪﻠﻟ ﻋـﺰ ﻭﺟـﻞ ﺃﻥ ﻳﻐﻔـﺮ ﱄ ﺍﳋﻄـﺄ ﻭﺍﻟﺴﻬﻮ ﰲ ﺃﻱ‬
‫ﺃﻣﺮ ﻣﻦ ﺃﻣﻮﺭ ﻫﺬﺍ ﺍﻟﻜﺘﺎﺏ ﻭﺍﻥ ﻳﻨﻔﻊ ﻛﻞ ﻣﻦ ﻗﺮﺃﻩ
...
ﻋﻤـﺮ اﻟﻨﺤـﺎل‬

‫3‬

‫3002‬

    150

150 ?&

 
 

2003

4

‫م
...

‫ﺑﺮﺍﻣﺞ ﺍﻟﻘﺮﺻﻨــﺔ ﺗﺴﺘﺨﺪﻡ نﻮﻋﲔ ﻣﻦ ﺍﳌﻠﻔﺎﺕ ﺃﻭ ﺍﻟﱪﺍﻣﺞ ﻭﳘﺎ ﻛﺎﻟﺘﺎﱄ:‬
‫‪Client
...
exe‬‬

‫ﺍﳌﻘﺼﻮﺩ ﺑﻜﻠﻤﻪ ‪ Client‬ﺃﻱ ﺍﻟﻌﻤﻴﻞ، ﺃﻣﺎ ‪ Server‬ﻓﺘﺮﲨﺘﻪ ﺍﳋــﺎﺩﻡ
...

‫ﺱ 1 : ﻫﻞ ﳝﻜﻦ ﺍﺧﺘـﺮﺍﻕ ﺟﻬـﺎﺯﻙ ﺑـﺪﻭﻥ ﻣﻠـﻒ ﺑﺎﺗـﺶ ﺃﻭ ﺳﻴـﺮﻓﺮ ؟‬
‫ﻻﳝﻜﻦ ﺫﻟﻚ ﰲ ﺣﺎﻟﺔ ﻋﺪﻡ ﻭﺟﻮﺩ ﺧﺎﺩﻡ ﺃﻭ ﻋﻤﻴﻞ ﰲ ﺟﻬﺎﺯﻙ ﻳﺴﺘﻄﻴﻊ ﺍﻟﺪﺧﻮﻝ‬
‫ﻋﻦ ﻃﺮﻳﻘﻪ
...
ﻋﻤـﺮ اﻟﻨﺤـﺎل‬

‫5‬

‫3002‬

‫051 ‪   ‬‬

‫&? 051‬

‫ﺱ 2 : ﻣﺎ ﻫـﻲ ﻃـﺮﻕ ﺇﺻـﺎﺑﺔ ﺟﻬـﺎﺯﻙ ﺑﺎﻻﺧﺘـﺮﺍﻕ ؟‬
‫ﺇﻣﺎ ﺃﻥ ﺗﺮﺳﻞ ﺇﻟﻴﻚ ﺑﻄﺮﻳﻘﺔ ﺍﻹﻣﻴﻞ ؛ ﺃﻭ ﻋﻦ ﻃﺮﻳﻖ ﺗﱰﻳﻞ ﺑﺮﻧﺎﻣﺞ ﻟﻴﺲ ﻣﻌﺮﻭﻑ ﻣﺼﺪﺭﻩ
...

‫ﻋﻨﺪﻣﺎ ﺗﻘﻮﻡ ﺑﺈﻧﺰﺍﻝ ﺑﺮﻧﺎﻣﺞ ﻣﻦ ﺃﺣﺪ ﺍﳌﻮﺍﻗﻊ ﺍﻟﻐﲑ ﻣﻮﺛﻮﻕ ﻬﺑﺎ ﻭﻫــﻰ ﰲ ﺍﳊﻘﻴﻘﺔ ﻛﺜﲑﺓ ﺟﺪﹰﺍ‬
‫ﻓﻘﺪ ﻳﻜﻮﻥ ﺍﻟﱪﻧﺎﻣﺞ ﻣﺼﺎﺏ ﺇﻣﺎ ﲟﻠﻒ ﲡﺴﺲ ﺃﻭ ﻓﲑﻭﺱ ﺃﻭ ﻏﲑ ﺫﻟﻚ
...

‫ﻋﺪﻡ ﺍﺳﺘﻘﺒﺎﻝ ﺃﻱ ﻣﻠﻒ ﺃﻭ ﺑﺮﻧﺎﻣﺞ ﻣﻦ ﺃﺷﺨﺎﺹ ﻏﲑ ﻣﻌﺮﻭﻓﲔ ﻟﻚ
...

‫ﳚـﺐ ﺃﻥ ﻳﻜـﻮﻥ ﻋﻨﺪﻙ ﺑﺮﻧﺎﻣﺞ ﻟﻜﺸﻒ ﻣﻠﻔﺎﺕ ﺍﻟﺘﺠﺴﺲ ﻭﺍﻟﻔﲑﻭﺳﺎﺕ ﻟﻔﺤﺺ ﺃﻱ ﻣﻠﻒ‬
‫ﺍﺳﺘﻘﺒﻠﺘﻪ ﻣﻦ ﺍﻟﺸﺎﺕ ﺃﻭ ﻗﻤﺖ ﺑﺘﱰﻳﻠﻪ ﻣﻦ ﻣﻮﺍﻗﻊ ﻟﻔﺤﺼﻪ ﺟﻴﺪﹰﺍ ﻗﺒﻞ ﻓﺘﺤﻪ
...

‫‪ Hkey_Local_Machine‬ﰒ ‪Microsoft–Software‬‬

...
exe‬‬

‫ﻗﻢ ﲟﺴﺢ ﺍﳌﻠﻒ ﻛﺎﻣﻼ‬
‫م
...
‪Run once‬‬

‫اﺗﺒـﻊ اﻟﺨﻄﻮات اﻟﺴﺎﺑﻘﺔ ﻓﻲ اﻟﺸﺮح اﻟﺴﺎﺑـﻖ ﺡﺘﻰ‬
‫ﺗﺼﻞ إﻟﻰ‬

‫‪ Explorer32 "c:\windows\exp132
...

‫ﺱ 5: ﻣﺎﻫـﻲ ﺃﺳﺒــﺎﺏ ﺍﻻﺧﺘــﺮﺍﻕ ﻭﺩﻭﺍﻓﻌــﻪ ؟‬

‫1- ﺍﻟﺪﺍﻓﻊ ﺍﻟﺴﻴﺎﺳﻲ ﻭﺍﻟﻌﺴﻜﺮﻱ: ﳑﺎ ﻻﺷﻚ ﻓﻴﻪ ﺃﻥ ﺍﻟﺘﻄﻮﺭ ﺍﻟﻌﻠﻤﻲ ﻭﺍﻟﺘﻘﲏ ﺃﺩﻳﺎ ﺇﱃ ﺍﻻﻋﺘﻤﺎﺩ‬
‫ﺑﺸـﻜﻞ ﺷﺒﺔ ﻛﺎﻣﻞ ﻋﻠﻰ ﺃﻧﻈﻤﺔ ﺍﻟﻜﻤﺒﻴﻮﺗﺮ ﰲ ﺃﻏﻠﺐ ﺍﻻﺣﺘﻴﺎﺟﺎﺕ ﺍﻟﺘﻘﻨﻴﺔ ﻭﺍﳌﻌﻠﻮﻣﺎﺗﻴﺔ
...
ﻭﻣﻊ‬
‫ﺑـﺮﻭﺯ ﻣﻨﺎﻃﻖ ﺟﺪﻳﺪﺓ ﻟﻠﺼﺮﺍﻉ ﰲ ﺍﻟﻌﺎﱂ ﻭﺗﻐﲑ ﺍﻟﻄﺒﻴﻌﺔ ﺍﳌﻌﻠﻮﻣﺎﺗﻴﺔ ﻟﻸﻧﻈﻤﺔ ﻭﺍﻟﺪﻭﻝ ، ﺃﺻﺒﺢ‬
‫ﺍﻻﻋـﺘﻤﺎﺩ ﻛﻠﻴﺎ ﻋﻠﻰ ﺍﳊﺎﺳﺐ ﺍﻵﱄ ﻭﻋﻦ ﻃﺮﻳﻘﻪ ﺍﺻﺒﺢ ﺍﻻﺧﺘﺮﺍﻕ ﻣﻦ ﺍﺟﻞ ﺍﳊﺼﻮﻝ ﻋﻠﻰ‬
‫ﹰ‬
‫ﻣﻌﻠﻮﻣﺎﺕ ﺳﻴﺎﺳﻴﺔ ﻭﻋﺴﻜﺮﻳﺔ ﻣﺴﺄﻟﺔ ﺃﻛﺜﺮ ﺃﳘﻴﺔ
...

‫3- ﺍﻟﺪﺍﻓﻊ ﺍﻟﻔﺮﺩﻱ: ﺑﺪﺃﺕ ﺃﻭﱃ ﳏﺎﻭﻻﺕ ﺍﻻﺧﺘﺮﺍﻕ ﺍﻟﻔﺮﺩﻳﺔ ﺑﲔ ﻃﻼﺏ ﺍﳉﺎﻣﻌﺎﺕ ﺑﺎﻟﻮﻻﻳﺎﺕ‬
‫ﺍﳌﺘﺤﺪﺓ ﻛﻨﻮﻉ ﻣﻦ ﺍﻟﺘﺒﺎﻫﻲ ﺑﺎﻟﻨﺠﺎﺡ ﰲ ﺍﺧﺘﺮﺍﻕ ﺃﺟﻬﺰﺓ ﺷﺨﺼﻴﺔ ﻷﺻﺪﻗﺎﺋﻬﻢ ﻭﻣﻌﺎﺭﻓﻬﻢ ﻭﻣﺎ‬
‫ﻟﺒﺜـﺖ ﺃﻥ ﲢﻮﻟـﺖ ﺗﻠﻚ ﺍﻟﻈﺎﻫﺮﺓ ﺇﱃ ﲢﺪﻱ ﻓﻴﻤﺎ ﺑﻴﻨﻬﻢ ﰲ ﺍﺧﺘﺮﺍﻕ ﺍﻷﻧﻈﻤﺔ ﺑﺎﻟﺸﺮﻛﺎﺕ ﰒ‬
‫ﲟﻮﺍﻗﻊ ﺍﻹﻧﺘﺮﻧﺖ
...
ini‬ﺍﳌﻮﺟﻮﺩ ﺿﻤﻦ ﳎﻠﺪ ‪ windows‬ﻭﺍﲝﺚ ﰲ ﺍﻟﺴﻄﻮﺭ ﺍﻷﻭﱃ ﻋﻦ‬
‫ﻗﻴﻢ ﺷﺒﻴﻪ ﺑﺎﻟﻘﻴﻢ ﺍﻟﺘﺎﻟﻴﺔ:‬
‫‪ Run=xxxx
...
exe‬‬
‫م
...
dl‬ﺃﻭ ‪Load=xxxx
...

‫ﺍﻓﺘﺢ ﻣﻠﻒ ‪ system
...
exe‬‬
‫ﺇﺫﺍ ﻛﺎﻥ ﺟﻬﺎﺯﻙ ﻣﺼﺎﺑﺎ ﻓﺴﺘﺠﺪ ﺷﻜﻞ ﺍﻟﻌﺒﺎﺭﺓ ﺃﺻﺒﺤﺖ ﺑﺎﻟﺸﻜﻞ ﺍﻟﺘﺎﱄ:‬
‫ﹰ‬
‫‪ Shell=Explorer
...
exe‬ﺃﻭ‬
‫‪xxx
...
exe‬‬
‫ﻋﻠﻰ ﺍﻟﻌﻠﻢ ﺃﻥ ﻗﻴﻤﺔ ‪ xxx‬ﻫﻮ ﺍﺳﻢ ﺍﳋﺎﺩﻡ ﻓﺈﺫﺍ ﻋﺜﺮﺕ ﻋﻠﻰ ﺃﻱ ﻗﻴﻤﺔ ﻗﻢ ﲝﺬﻓﻬﺎ ﻟﻜﻲ ﺗﺼﺒﺢ‬
‫ﻛﺎﻟﺘﺎﱄ : ‪
...
exe‬‬
‫ﺱ 7: ﻣﺎ ﻫـﻲ ﺃﺷﻬـﺮ ﺑﺮﺍﻣـﺞ ﺍﻻﺧﺘـﺮﺍﻕ ﺍﳌﺘـﺪﺍﻭﻟـﺔ ؟‬

‫‪Net Bus‬‬
‫‪Back Orifice‬‬
‫‪Sub Seven‬‬
‫‪Hack a Tack‬‬
‫‪Girl Friend‬‬
‫‪Win Crash‬‬
‫ﺍﺷﻬﺮ ﻫﺬﻩ ﺍﻟﱪﺍﻣﺞ ‪ Net Bus‬ﻭﻫﻮ ﻳﺴﻤﺢ ﻷﻱ ﺷﺨﺺ ﺑﺎﻟﺴﻴﻄﺮﺓ ﺍﻟﻜﺎﻣﻠﺔ ﻋﻦ ﺑﻌﺪ ﻋﻠﻰ‬
‫ﺟﻬﺎﺯ ﺍﻟﻀﺤﻴﺔ
...
ﻗﻄﺎﻉ ﺍﻟﺒﺪﺀ ‪ Boot Sector‬ﻭﻳﺘﻢ ﺗﻔﻌﻴﻠﻪ ﻛﻠﻤﺎ ﺗﺒﺪﺃ ﺑﺘﺸﻐﻴﻞ ﺍﳉﻬﺎﺯ
...
ﺍﻟﺬﺍﻛﺮﺓ ‪ RAM‬ﻭﻳﺒﺪﺃ ﺗﺸﻐﻴﻠﻪ ﻣﻊ ﻧﻈﺎﻡ ﺍﻟﺘﺸﻐﻴﻞ ﻭﻳﺘﺤﻜﻢ ﰲ ‪ I/O‬ﻭﻣﻠﻔﺎﺕ ﺍﻟﻨﻈﺎﻡ
...
ﺍﻟﱪﺍﻣﺞ ﻭﻳﺘﻢ ﻧﻘﻠﻪ ﻣﻦ ﺑﺮﻧﺎﻣﺞ ﻣﺼﺎﺏ ﻭﻧﺴﺨﻪ ﰲ ﺍﻟﱪﺍﻣﺞ ﺍﻟﻐﲑ ﻣﺼﺎﺑﻪ ﺃﻭ ﲟﺠﺮﺩ ﻓﺘﺢ ﳎﻠﺪ ﻣﻮﺟﻮﺩ ﻳﺘﻢ ﺗﻨﻘﻞ ﺍﻟﻔﲑﻭﺱ‬
‫ﺇﱃ ﺍﺠﻤﻟﻠﺪ ﺍﻟﺬﻱ ﻗﻤﺖ ﺑﻔﺘﺤﻪ
...


‫م
...

‫ ﻋﻨﺪﻣﺎ ﺗﻌﻤﻞ ﻋﻠﻲ ﺑﺮﺍﻣﺞ ﺍﻟﺘﺸﺎﺕ ﻳﺮﺳﻞ ﻟﻚ ﺑﻌﺾ ﺍﳌﻠﻔﺎﺕ ، ﻓﻬﺬﻩ ﺍﳌﻠﻔﺎﺕ ﰲ ﺃﻏﻠﺐ ﺍﻷﺣﻮﺍﻝ ﺗﻜﻮﻥ ﻣﻠﻔﺎﺕ ﻣﺼﺎﺑﺔ‬‫ﺑﺎﻟﻔﲑﻭﺱ ، ﻓﻴﺴﺘﺤﺴﻦ ﻋﺪﻡ ﻓﺘﺤﻬﺎ
...


‫ﺱ 11: ﻛﻴﻒ ﻳﺘـﻢ ﺇﻃـﻼﻕ ﺍﺳـﻢ ﺍﻟﻔـﲑﻭﺱ ؟‬

‫1
...

‫3
...

‫ ﳝﻜـﻦ ﺍﺳـﺘﻬﻼﻙ ﺍﻻﺳﻄﻮﺍﻧﺔ ﺍﻟﺼﻠﺒﺔ ﺑﺘﻐﻴﲑ ﺑﺴﻴﻂ ﰲ ﻣﻠﻒ ﺍﻟﺘﻬﻴﺌﺔ ‪ Config
...

‫2- ﺍﻟﺸﺎﺷـﺔ : ﳝﻜـﻦ ﺗﺪﻣـﲑ ﺍﻟﺸﺎﺷﺔ ﻋﻦ ﻃﺮﻳﻖ ﺑﺮﳎﺔ ‪ CRT Controller‬ﺑﻄﺮﻳﻘﺔ ﻏﲑ ﺻﺤﻴﺤﺔ ﳑﺎ ﻳﻌﻄﻞ ﻋﻤﻞ‬
‫ﺍﻟﺸﺎﺷﺔ
...

‫‪Track Zero‬‬

‫ﻭﺟﻌﻠﻪ ﺗﺎﻟﻒ ﲝﻴﺚ ﻻﻳﺘﻤﻜﻦ ﻣﻦ‬

‫ﺱ 31: ﻛﻴـﻒ ﻳﺘـﻢ ﺗﻨﻘـﻞ ﺍﻟﻔـﲑﻭﺱ ﻣـﻦ ﻣﻠـﻒ ﺇﱃ ﺁﺧـﺮ ؟‬

‫ﻫﻨﺎﻙ ﺍﻟﻌﺪﻳﺪ ﻣﻦ ﺍﻟﻔﲑﻭﺳﺎﺕ ﺗﻘﻮﻡ ﻓﻜﺮﻬﺗﺎ ﺑﺎﻟﺘﺴﻠﻞ ﻷﻱ ﻣﻠﻒ ﺃﻭ ﳎﻠﺪ ﲟﺠﺮﺩ ﺍﻟﻨﻘﺮ ﻋﻠﻴﻪ ﺃﻭﻝ ﻣﺮﺓ ، ﻓﻴﺴﻜﻦ ﺍﻟﻔﲑﻭﺱ‬
‫ﻣﺒﺎﺷـﺮﺓ ﰲ ﻫﺬﺍ ﺍﳌﻠﻒ ، ﻭﻫﻨﺎﻙ ﺍﻟﻌﺪﻳﺪ ﻣﻦ ﺍﻟﻔﲑﻭﺳﺎﺕ ﺗﻜﻮﻥ ﰲ ﺑﺪﺀ ﺍﻟﺘﺸﻐﻴﻞ ، ﻓﻌﻨﺪ ﺗﺸﻐﻴﻞ ﺃﺣﺪ ﺍﻟﱪﺍﻣﺞ ﻳﻨﺘﻘﻞ ﻣﺒﺎﺷﺮﺓ‬
‫ﺇﱃ ﻫﺬﺍ ﺍﻟﱪﻧﺎﻣﺞ ﻭﻳﻘﻮﻡ ﺑﺎﻟﻌﺒﺚ ﲟﺤﺘﻮﻳﺎﺗﻪ ﻭﺗﻐﻴﲑ ﺍﻟﺸﻜﻞ ﺍﳋﺎﺭﺟﻲ
...
Web For WIN98X & WIN2000 & WINXP‬‬
‫ ﺑﺮﻧﺎﻣﺞ ﺧﺎﺹ‬‫‪Norton Anti Virus For Internet & E-Mail‬‬
‫‪McAfee Virus Scan For WIN2000 & WINXP‬‬

‫م
...


‫‪:15 ‬‬

‫ﻣﺎ ﻫـﻲ ﺃﻧـﻮﺍﻉ ﺍﻷﻗـﺮﺍﺹ ﺍﻟﺼﻠـﺒﺔ ﺍﻟﺸﺎﺋﻌـﺔ ؟‬

‫ﻫﻨﺎﻙ ﻧﻮﻋﲔ ﺷﺎﺋﻌﲔ ﻣﻦ ﺍﻷﻗﺮﺍﺹ :‬
‫1
...
[SCSI‬‬

‫‪:16 ‬‬

‫ﻣﺎ ﺍﻟﻔـﺮﻕ ﺑـﲔ ﺍﻟﻘـﺮﺹ ﺍﻟﺼﻠـﺐ ﺍﻟﺜﺎﺑـﺖ ﻭﺍﳌﺘﻨﻘـﻞ؟‬

‫1
...
ﺍﻟﻘﺮﺹ ﺍﳌﺘﻨﻘﻞ ﻭﻫﻮ ﻗﺮﺹ ﺻﻠﺐ ﳑﻜﻦ ﺗﻨﻘﻠﻪ ﺑﺴﻬﻮﻟﺔ ﻣﻦ ﻣﻜﺎﻥ ﺇﱃ ﺃﺧﺮ ﻭﻳﻨﺪﺭﺝ ﲢﺖ ﻧﻮﻋﲔ ﳘﺎ:‬
‫ ﺍﻟﻘﺮﺹ ﺍﻟﺼﻠﺐ ﺍﶈﻤﻮﻝ ]‪ [Portable Hard Disk‬ﻭﻫﻮ ﻗﺮﺹ ﺻﻠﺐ ﺧﺎﺭﺟﻲ ﻳﺘﻢ ﺗﻮﺻﻴﻠﻪ ﺑﺎﳌﻨﻔﺬ ﺍﳌﺘﻮﺍﺯﻱ ﺑﻮﺍﺳﻄﺔ‬‫ﻛﺎﺑﻞ ﺧﺎﺹ ﺑﻪ
...


‫‪:17 ‬‬

‫ﻫـﻞ ﻳﻮﺟـﺪ ﻓـﺮﻕ ﺑـﲔ ‪ Bad Sector & R/W Error‬؟‬

‫ﻧﻌﻢ ، ‪ Bad Sector‬ﻋﻨﺪ ﻋﻤﻠﻴﺔ ﺍﻟﻔﻮﺭﻣﺎﺕ ﻳﻘﻮﻡ ﺍﻟﺪﻭﺱ ﺑﻮﺿﻊ ﻋﻼﻣﺎﺕ ﻋﻠﻲ ﺍﻟﻘﻄﻊ ﺍﻟﺘﺎﻟﻔﺔ ﻟﻜﻲ ﻻ ﻳﺴﺠﻞ‬
‫ﻋﻠﻴﻬﺎ ﻭﻛﺄﻬﻧﺎ ﻏﲑ ﻣﻮﺟﻮﺩﺓ ، ﺃﻣﺎ ﺑﺎﻟﻨﺴﺒﺔ ‪ R/W Error‬ﺗﻈﻬﺮ ﻫﺬﻩ ﺍﻟﺮﺳﺎﻟﺔ ﺇﺫﺍ ﺣﺪﺙ ﺗﻠﻒ ﺑﻌﺪ ﻋﻤﻠﻴﺔ ‪
...

‫2
...

‫2
...
ﻋﻤـﺮ اﻟﻨﺤـﺎل‬

‫01‬

‫3002‬

‫051 ‪   ‬‬

‫‪:20 ‬‬

‫&? 051‬

‫ﻣـﺎﺫﺍ ﻳﻘﺼـﺪ ﻓـﻲ ﺃﺧﻄـﺎﺀ ﺍﻟﺮﺳﺎﺋـﻞ ﺍﻟﺘـﺎﻟﻴﺔ ؟‬

‫‪Drive Not Ready‬‬

‫- ﺍﻟﻘـﺮﺹ ﻏـﲑ ﺟﺎﻫﺰ ﻭﰲ ﻫﺬﻩ ﺍﳊﺎﻟﺔ ﳚﺐ ﺍﻟﺘﺄﻛﺪ ﻣﻦ ﺗﺜﺒﻴﺖ ﺍﻟﻮﺻﻼﺕ ﺃﻭ ﻋﺪﻡ ﺗﻮﺻﻴﻞ‬

‫‪Not System Disk‬‬

‫- ﻋـﺪﻡ ﻭﺟﻮﺩ ﻧﻈﺎﻡ ﺗﺸﻐﻴﻞ ﻭﰲ ﻫﺬﻩ ﺍﳊﺎﻟﺔ ﺍﻟﺘﺄﻛﺪ ﻣﻦ ﺧﻠﻮ ﺍﳉﻬﺎﺯ ﻣﻦ ﺍﻟﻔﲑﻭﺳﺎﺕ ﻭﺇﻋﺎﺩﺓ‬

‫ﺍﻟﻜﺎﺑﻞ ﺟﻴﺪﹰﺍ
...

‫‪ - Boot Failure‬ﺗﻠﻒ ﻗﻄﺎﻉ ﺍﻻﺳﺘﻨﻬﺎﺽ ﻭﰲ ﻫﺬﻩ ﺍﳊﺎﻟﺔ ﻗﻢ ﺑﺈﻋﺎﺩﺓ ﺗﺜﺒﻴﺖ ﻧﻈﺎﻡ ﺍﻟﺘﺸﻐﻴﻞ ﻭ ﺍﻟﺘﺄﻛﺪ ﻣﻦ ﺧﻠﻮ ﺍﳉﻬﺎﺯ‬
‫ﻣﻦ ﺍﻟﻔﲑﻭﺳﺎﺕ
...
(Slave‬‬
‫ﺇﺿﺎﻓﺔ ﺍﻟﻘﺮﺹ ﺇﱃ ﻛﺎﺑﻞ ﺍﻷﻗﺮﺍﺹ
...
(Disk Parameters‬‬
‫ﲡﺰﺋﺔ ﺍﻟﻘﺮﺹ ﻭﻬﺗﻴﺌﺘﻪ )‪
...


‫‪:23 ‬‬

‫ﻛﻴـﻒ ﺗﻘـﻮﻡ ﻓﻜـﺮﺓ ﺿﺒـﻂ ﺍﳌﻌﺎﻣـﻼﺕ ﺍﳋﺎﺻـﺔ ﺑﺎﻟﻘـﺮﺹ ؟‬

‫1- ﻣـﻨﻄﻘﺔ ﺍﳍﺒﻮﻁ )‪ :(Landing Zone‬ﻫﻲ ﻣﻨﻄﻘﺔ ﺧﺎﻟﻴﺔ ﻋﻠﻰ ﺳﻄﺢ ﺍﻟﻘﺮﺹ ﺍﻟﺼﻠﺐ ، ﻳﺘﻢ ﺣﺠﺰﻫﺎ ﻟﺘﺜﺒﻴﺖ ﺭﺅﻭﺱ ﺍﻟﻘﺮﺍﺀﺓ‬
‫ﻭﺍﻟﻜﺘﺎﺑﺔ
...

‫3- ﻋﺪﺩ ﺍﻟﺮﺅﻭﺱ )‪ :(Heads‬ﺍﻟﺮﺅﻭﺱ ﻫﻲ ﺍﻷﺩﻭﺍﺕ ﺍﻟﱵ ﺗﻘﺮﺃ ﻭﺗﻜﺘﺐ ﺍﻟﺒﻴﺎﻧﺎﺕ ﻋﻠﻰ ﺍﻟﻘﺮﺹ
...

‫5- ﻋﺪﺩ ﺍﳌﺴﺎﺭﺍﺕ )‪ :(Tracks‬ﻛﻞ ﻣﺴﺎﺭ ﻳﻮﺟﺪ ﺑﻪ ﻋﺪﺓ ﻣﻘﺎﻃﻊ )‪
...
ﻋﻤـﺮ اﻟﻨﺤـﺎل‬

‫ﻣــﺎﺫﺍ ﺗﻌـﲏ ﺍﻟﺮﺳـﺎﻟﺔ ﺍﻟﺘﺎﻟﻴـﺔ ؟‬
‫! ‪Cant Find Dynalid Dynamic Link Filename‬‬

‫11‬

‫3002‬

‫051 ‪   ‬‬

‫&? 051‬

‫ﺗﻌـﲏ ﺗﻠﻒ ﰲ ﻣﻠﻒ ﻣﻜﺘﺒﺔ ﺍﻻﺭﺗﺒﺎﻁ ﺍﻟﺪﻳﻨﺎﻣﻴﻜﻲ ]‪ [DLL‬ﺃﻭ ﻋﺪﻡ ﻭﺟﻮﺩﻩ ﰲ ﺍﳌﺴﺎﺭ ﺍﶈﺪﺩ ﺃﻭ ﺍﻧﺘﻬﺎﺀ ﻭﻗﺘﻪ ﺃﻭ ﻋﺪﻡ‬
‫ﺍﻟﻘﺪﺭﺓ ﻋﻠﻰ ﺍﻟﻘﺮﺍﺀﺓ ﻣﻦ ﺍﻟﻘﺮﺹ
...


‫‪:26 ‬‬
‫1
...

‫3
...

‫5
...


‫ﻣﺎ ﻫﻮ ﺳﺒﺐ ﻇﻬﻮﺭ ﺿﻮﺿﺎﺀ ﻏﲑ ﻋﺎﺩﻯ ﻭﲰﺎﻋﻬﺎ ﻣﻦ ﺍﻟﻘـﺮﺹ ﺍﻟﺼﻠـﺐ؟‬

‫ﻭﺿﻊ ﺍﻟﻘﺮﺹ ﺑﺰﺍﻭﻳﺔ ﻏﲑ ﻃﺒﻴﻌﻴﺔ
...

‫ﺣﺪﻭﺙ ﺍﺳﺘﺮﺧﺎﺀ ﰲ ﺗﺜﺒﻴﺖ ﺍﻟﺮﺀﻭﺱ
...

‫ﺗﺂﻛﻞ ﻷﻟﻮﺍﺡ ﺍﻟﻘﺮﺹ ﺍﻟﺼﻠﺐ
...


‫‪:27 ‬‬

‫1
...
ﺑﺮﻧﺎﻣﺞ‬

‫م
...
ﻋﻤـﺮ اﻟﻨﺤـﺎل‬

‫051 ‪   ‬‬

‫&? 051‬

‫‪‬‬
‫ﺍﻟﻄﺎﺑﻌـﺔ ﻫﻲ ﻭﺳﻴﻠﺔ ﻣﻦ ﻭﺳﺎﺋﻞ ﺍﻹﺧﺮﺍﺝ ، ﻭﺗﻘﻮﻡ ﺍﻟﻄﺎﺑﻌﺔ ﺑﻄﺒﺎﻋﺔ ﺍﳊﺮﻑ ﻳﺘﻠﻮ ﺍﳊﺮﻑ ﺃﻭ ﺍﻟﻜﻠﻤﺔ ﺗﺘﻠﻮ ﺍﻟﻜﻠﻤﺔ ﺃﻭ ﺍﻟﺴﻄﺮ‬
‫ﺗﻠﻮ ﺍﻵﺧﺮ ﻭﺑﺴﺮﻋﺔ ﲣﺘﻠﻒ ﻣﻦ ﻃﺎﺑﻌﺔ ﺇﱃ ﺃﺧﺮﻯ
...
Intel Font , Adobe , Bitstream‬‬
‫ﹰ‬
‫, 51‪Pc‬‬

‫‪:29 ‬‬

‫ﻣﺎ ﻫـﻮ ﺍﳌﻨﻔـﺬ ﺍﳌﺴﺘﺨـﺪﻡ ﻟﻠﻄﺎﺑﻌـﺔ ؟‬

‫ﻳﺴﺘﺨﺪﻡ 1‪ LPT‬ﻟﻠﻤﻨﻔـﺬ ﺍﳌﺘﻮﺍﺯﻱ )ﺍﻟﻄﺎﺑﻌﺔ( ﻭﻳﺴﺘﺨـﺪﻡ 1‪ COM‬ﻟﻠﻤﻨﻔـﺬ ﺍﳌﺘﺘﺎﱄ )ﺍﳌﻮﺩﻡ(
...

‫2
...

‫4
...

‫ﻋﻨﺪﻣﺎ ﺗﺮﺳﻞ ﺍﻟﺘﻌﻠﻴﻤﺎﺕ ﻟﻠﻄﺎﺑﻌﺔ
...

‫ﻋﻨﺪ ﺇﺟﺮﺍﺀ ﺍﻟﻌﻤﻠﻴﺎﺕ ﺍﳌﻴﻜﺎﻧﻴﻜﻴﺔ
...

‫2
...

‫4
...

‫ﺍﺧﺘﺮ ﺇﺿﺎﻓﺔ ﻃﺎﺑﻌﺔ ﻭﻣﻦ ﰒ ﺣﺪﺩ ﺍﻟﻄﺎﺑﻌﺔ ﺍﳌﻄﻠﻮﺑﺔ ﻣﻦ ﺍﻟﻘﺎﺋﻤﺔ
...

‫ﺍﺧﺘﺮ ﻣﻮﺍﻓﻖ ﻟﻜﻲ ﻳﻘﻮﻡ ﺑﺘﺜﺒﻴﺖ ﺑﺮﻧﺎﻣﺞ ﺗﺸﻐﻴﻞ ﺍﻟﻄﺎﺑﻌﺔ
...
INI‬ﻭﻟﺰﻳﺎﺩﺓ ﻣﻨﺎﻓﺬ ﺇﺿﺎﻓﻴﺔ ﳚﺐ ﺍﺗﺒﺎﻉ ﺍﻟﺘﺎﱄ:
...
ﻳﺘﻢ ﻓﺘﺢ ﻣﻠﻒ ‪ WIN
...
Windows‬‬
‫2
...
ﺍﺳﺘﺨﺪﻡ ﺍﻷﺳﻬﻢ ﻟﻠﻮﺻﻮﻝ ﺇﱃ ﺍﳌﻨﻔﺬ =:3‪
...
ﰲ ﺑﺪﺍﻳﺔ ﺳﻄﺮ ﺟﺪﻳﺪ ﻗﻢ ﺑﻜﺘﺎﺑﺔ =:4‪
...
ﻋﻤـﺮ اﻟﻨﺤـﺎل‬

‫41‬

‫3002‬

‫051 ‪   ‬‬

‫&? 051‬

‫5
...


‫‪: 33 ‬‬
‫1
...

‫3
...

‫5
...

‫ﹰ ﹰ‬
‫ﻭﺿﻊ ﺍﻷﻭﺭﺍﻕ ﰲ ﺍﳌﻜﺎﻥ ﺍﳌﺨﺼﺺ ﰲ ﺍﻟﻄﺎﺑﻌﺔ
...

‫ﺗﺸﻐﻴﻞ ﺍﻟﻄﺎﺑﻌﺔ ﻣﻊ ﺍﻟﻀﻐﻂ ﻋﻠﻰ ﺍﳌﻔﺎﺗﻴﺢ ﺍﳌﺨﺼﺼﺔ ﻟﺘﺸﻐﻴﻞ ﺑﺮﻧﺎﻣﺞ ﺍﻟﻔﺤﺺ ﺍﻟﺬﺍﰐ
...


‫‪: 34 ‬‬
‫1
...

‫3
...


‫ﺍﻟﻄﺎﺑﻌـﺔ ﺗﺒـﺪﺃ ﻋﻤﻠﻴـﺔ ﺍﻟﻄﺎﺑﻌـﺔ ﻭﻣﻦ ﺛـﻢ ﺗﻘـﻒ ، ﻣﺎ ﺍﻟﺴﺒﺐ ؟‬

‫ﻭﺻﻮﻝ ﺗﻌﻠﻴﻤﺎﺕ ﺧﺎﻃﺌﺔ ﺇﱃ ﺍﻟﻄﺎﺑﻌﺔ
...

‫ﻭﺟﻮﺩ ﻭﺭﻗﺔ ﳏﺸﻮﺭﺓ ﰲ ﻣﺴﺎﺭ ﺍﻷﻭﺭﺍﻕ
...

‫ﻭﺟﻮﺩ ﺃﺗﺮﺑﺔ ﰲ ﻣﺎﻛﻴﻨﺔ ﺍﻟﻄﺎﺑﻌﺔ
...

‫ﺿﻌﻒ ﺳﲑ ﺍﻟﺴﺤﺐ ﰲ ﺍﻟﻄﺎﺑﻌﺔ
...


‫‪: 36 ‬‬
‫1
...

‫3
...


‫ﻣـﺎﺫﺍ ﺗﻌـﲏ ﻫـﺬﻩ ﺍﻟﻌﺒﺎﺭﺓ : ﺍﻟﻄﺎﺑﻌـﺔ ﻻ ﺗﻌﻤـﻞ ﻭﻻ ﻳﻮﺟـﺪ ﺇﺿـﺎﺀﺓ ﻋﻠﻰ ﳌﺒـﺎﺕ ﺍﻟﺒﻴـﺎﻥ ؟‬

‫ﺗﻠﻒ ﰲ ﻛﺎﺑﻞ ﺗﻮﺻﻴﻞ ﺍﻟﺘﻐﺬﻳﺔ ﺍﻟﻜﻬﺮﺑﻴﺔ
...

‫ﻋﻄﻞ ﻓـﻲ ﻭﺣﺪﺓ ﺍﻟﺘﻐﺬﻳﺔ ﺍﻟﻜﻬﺮﺑﻴﺔ
...


‫‪: 35 ‬‬
‫1
...

‫3
...

‫5
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‫7
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‫ﻛﻴـﻒ ﻳﺘـﻢ ﺗﻨﻔﻴـﺬ ﺍﻟﻔﺤـﺺ ﺍﻟـﺬﺍﰐ ﻷﻱ ﻃﺎﺑﻌـﺔ ؟‬

‫ﻣﺎ ﻫـﻮ ﺍﻟﺴﺒﺐ ﻓـﻲ ﻃﺒـﺎﻋﺔ ﺣـﺮﻭﻑ ﻏﲑ ﻇﺎﻫـﺮﺓ ﺃﻭ ﺑﺎﻫﺘـﺔ ؟‬

‫ﺍﻧﺴﺪﺍﺩ ﰲ ﺃﺣﺪ ﺍﻟﻔﺠﻮﺍﺕ
...

‫ﺗﻠﻒ ﰲ ﻣﻘﺎﻭﻣﺔ ﺍﻟﺘﺴﺨﲔ
...


‫‪: 37 ‬‬

‫ﻣـﺎﺫﺍ ﺗﻌـﲏ ﻫـﺬﻩ ﺍﻟﺮﺳـﺎﻟﺔ ‪ Checksum Error‬؟‬

‫1
...
ﻋﻤـﺮ اﻟﻨﺤـﺎل‬

‫51‬

‫3002‬

‫051 ‪   ‬‬

‫&? 051‬

‫2
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‫4
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‫ﻋﺪﻡ ﻧﻈﺎﻓﺔ ﻣﺴﺎﺭ ﺣﺮﻛﺔ ﺍﻟﻮﺭﻕ
...

‫ﺗﺂﻛﻞ ﰲ ﻣﻄﺎﻁ ﺍﺳﻄﻮﺍﻧﺔ ﺍﻻﻟﺘﻘﺎﻁ
...

‫ﺍﺑﺘﻌﺎﺩ ﺍﻟﻮﺭﻕ ﻋﻦ ﺭﻳﺸﺔ ﺍﻻﻟﺘﻘﺎﻁ
...

‫2
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‫‪:40 ‬‬

‫1
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ﺑﺮﻧﺎﻣﺞ‬
‫3
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‫‪:41 ‬‬

‫ﻣـﺎ ﻫﻲ ﺃﻧـﻮﺍﻉ ﺷﺎﺷـﺎﺕ ﺍﻟﻌـﺮﺽ ؟‬

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ﺷﺎﺷﺎﺕ ‪LCD‬‬

‫م
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(Cathode Ray Tube‬‬
‫) ‪
...

‫ﺷﺎﺷـﺎﺕ ‪ – LCD‬ﻭﻫﻲ ﺷﺎﺷﺔ ﻣﺴﻄﺤﺔ ﺗﻌﺘﻤﺪ ﻋﻠﻰ ﻣﺼﺪﺭ ﺍﻟﻀﻮﺀ ﺍﳋﺎﺭﺟﻲ ﻷﻬﻧﺎ ﺗﻌﻤﻞ ﻋﻠﻰ ﺩﺭﺟﺔ ﺣﺮﺍﺭﺓ ﺍﳉﻮ‬
‫ﺍﶈﻴﻂ ﻬﺑﺎ
...


‫‪:44 ‬‬

‫ﻛﻴـﻒ ﺗﻘـﺎﺱ ﺩﺭﺟـﺔ ﺍﻟﻮﺿﻮﺡ )‪ (Resolution‬؟‬

‫ﺗﻘﺎﺱ ﲝﺎﺻﻞ ﺿﺮﺏ ﻋﺪﺩ ﺍﻟﻨﻘﻂ ﺍﻷﻓﻘﻴﺔ ﰲ ﻋﺪﺩ ﺍﻟﻨﻘﻂ ﺍﻟﺮﺃﺳﻴﺔ ﺍﳌﻮﺟﻮﺩﺓ ﻋﻠﻰ ﺍﻟﺸﺎﺷﺔ ، ﻭﻛﻠﻤﺎ ﺯﺍﺩﺕ ﻛﻤﻴﺔ ﺍﻟﻨﻘﻂ ﻛﻠﻤﺎ‬
‫ﺯﺍﺩﺕ ﺩﺭﺟﺔ ﺍﻟﻮﺿﻮﺡ
...


‫‪:46 ‬‬

‫ﻫـﻞ ﳝﻜـﻦ ﺗﺮﻛﻴـﺐ ﺑﻄﺎﻗـﱵ ﻋـﺮﺽ ﻟﻨﻔـﺲ ﺍﳉﻬـﺎﺯ ؟‬

‫ﻧﻌـﻢ ﻭﺑﺸﺮﻁ ﺃﻻ ﻳﻜﻮﻥ ﻣﻦ ﻧﻔﺲ ﺍﻟﻨﻮﻉ ﻟﺘﺠﻨﺐ ﺗﻌﺎﺭﺽ ﺍﻟﻌﻨﺎﻭﻳﻦ
...

‫2
...


‫‪:48 ‬‬

‫ﻓﻘـﺪ ﺃﺣـﺪ ﺍﻷﻟـﻮﺍﻥ ﺍﻟﺜـﻼﺛﺔ ﰲ ﺍﻟﺸـﺎﺷﺔ )‪ (RGB‬ﻣﺎ ﺍﻟﺴﺒﺐ؟‬

‫1
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‫3
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‫م
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ini‬ﻋﻦ ﺳﻄﺮ ‪ Video
...


‫‪:51 ‬‬

‫‪Gdi
...


‫‪:52 ‬‬

‫ﻇﻬـﻮﺭ ﺃﻟـﻮﺍﻥ ﺍﻟﺸـﺎﺷﺔ ﻓـﻲ ﻭﺿـﻊ ﻏـﲑ ﻃﺒﻴﻌـﻲ ؟‬

‫1
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ﺗﺄﻛﺪ ﺃﻥ ﻭﺿﻊ ﻣﻔﺘﺎﺡ ‪ RGB‬ﻋﻠﻰ ﻭﺿﻊ 57 ﺃﻭﻡ
...
ﺿﺒﻂ ﺍﻟﺘﺮﺩﺩ ﻣﻦ ‪ Setup‬ﺍﻟﺸـﺎﺷﺔ
...
ﺑﺮﻧﺎﻣﺞ‬
‫2
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ﺑﺮﻧﺎﻣﺞ ﺧﺎﺹ ‪Screen Manager‬‬
‫‪Sandra
...


‫‪:54 ‬‬
‫1
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‫3
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CD - Recordable‬‬
‫ﻳـﺘﻢ ﺗﻐﻄﻴﺔ ﺍﻟﻘﺮﺹ ﲟﺎﺩﺓ ﺃﺧﺮﻯ ﺗﺴﻤﻲ ‪ Stamp‬ﻭﺗﺴﺘﺨﺪﻡ ﻫﺬﻩ ﺍﳌﺎﺩﺓ ﻻﻧﺘﺎﺝ ﺃﻗﺮﺍﺹ ﺃﺧﺮﻯ ﺑﻌﺪ ﺗﻐﻄﻴﺘﻪ ﺑﻄﺒﻘﺔ ﺭﻗﻴﻘﺔ‬
‫ﻣﻦ ﺍﻷﻟﻮﻣﻨﻴﻮﻡ ﻭﻃﺒﻘﺔ ﺭﻗﻴﻘﺔ ﻣﻦ ﺍﻟﺒﻼﺳﺘﻴﻚ ﻭﻫﺬﺍ ﺍﻟﻘﺮﺹ ﻳﺴﻤﻰ ﺑﺎﻟﻘﺮﺹ ﺍﳌﺘﻌﺎﺭﻑ ﻋﻠﻴﻪ
...


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‫4
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‫ﳑـﺎ ﻳﺘﻜـﻮﻥ ﻣﺸﻐـﻞ ‪ CD-ROM‬؟‬

‫ﻣﻨﺸﻮﺭﺍﺕ ﻟﺘﻐﻴﲑ ﻣﺴﺎﺭﺍﺕ ﺍﻟﺸﻌﺎﻉ ﺍﳌﻨﻌﻜﺲ ﺍﳋﺎﺭﺟﺔ ﻣﻦ ﺍﻟﻘﺮﺹ
...

‫ﺩﺍﻳﻮﺩ ﻹﻧﺘﺎﺝ ﺃﺷﻌﺔ ﺍﻟﻠﻴﺰﺭ
...

‫ﻋﺪﺳـﺎﺕ ﻭﻣـﺮﺁﻩ
...


‫‪:58 ‬‬

‫ﻣـﺎ ﺍﻟﺴﺒﺐ ﻓـﻲ ﻋـﺪﻡ ﻗـﺪﺭﺓ ﺍﳉﻬـﺎﺯ ﻋـﻠﻰ ﻋﻤـﻞ ‪ Boot‬ﻣـﻦ ﻣﺸﻐـﻞ ‪ CD-ROM‬؟‬

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ﻋﻠﻴﻚ ﲢﺪﻳﺪ ﺍﳌﺴﺎﺭ ﺑﻮﺍﺳﻄﺔ ‪ BIOS‬ﺍﳉﻬﺎﺯ
...

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‫4
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‫ﻋـﺪﻡ ﻗـﺪﺭﺓ ﺍﳉﻬـﺎﺯ ﻋﻠﻰ ﺍﻟﺘﻌﺮﻑ ﻋﻠـﻰ ﻣﺸﻐﻞ ‪ CD-ROM‬؟‬

‫ﻋﺪﻡ ﺗﺮﻛﻴﺐ ‪ Terminator‬ﰲ ﻛﺎﺑﻞ ﺍﻟـ ‪
...

‫ﺧﻠﻞ ﰲ ﻧﻈـﺎﻡ ﺍﻟﺘﺸﻐﻴـﻞ
...

‫ﻋﻄﻞ ﻓـﻲ ﺭﺅﻭﺱ ﺍﻟﻜﺎﺑـﻞ
...

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‫4
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‫ﻣـﻤﺎ ﻳﺘﻜـﻮﻥ ﺍﻟﻘـﺮﺹ ﺍﳌـﺮﻥ ؟‬

‫ﻓﺘﺤﺔ ﺍﻟﻘﺮﺍﺀﺓ ﻭﺍﻟﻜﺘﺎﺑﺔ )‪ (R/W opening‬ﻭﻫﻲ ﺧﺎﺻﺔ ﺑﺎﻟﺘﻌﺎﻣﻞ ﻣﻊ ﺍﻟﺒﻴﺎﻧﺎﺕ ﺳﻮﺍﺀ ﺑﺎﻟﺘﺨﺰﻳﻦ ﺃﻭ ﺍﻻﺳﺘﺮﺟﺎﻉ
...

‫ﺣﺎﻓﻈﺔ ﺍﻟﻘﺮﺹ ﻭﻫﻲ ﻋﺒﺎﺭﺓ ﻋﻦ ﺣﺎﻓﻈﺔ ﳏﻴﻄﺔ ﺑﺎﻟﻘﺮﺹ ﻟﺘﺤﻤﻴﻪ ﻣﻦ ﺍﻷﺗﺮﺑﺔ
...

‫ﻧﺘﻮﺀ ﳊﻤﺎﻳﺔ ﺍﻟﻘﺮﺹ ﻣﻦ ﺍﻟﻜﺘﺎﺑﺔ
...
ﻋﻤـﺮ اﻟﻨﺤـﺎل‬

‫91‬

‫3002‬

‫051 ‪   ‬‬

‫‪:61 ‬‬

‫&? 051‬

‫ﻣـﺎ ﻫـﻲ ﺃﻧـﻮﺍﻉ ﺍﳌﺸﻐـﻼﺕ ﺍﳌﺮﻧـﺔ ؟‬

‫1
...
5 ﺑﻮﺻـﺔ
...
ﻣﺸﻐﻞ 5
...


‫‪:62‬‬

‫ﻛﻴـﻒ ﻳﺘـﻢ ﺣﺴـﺎﺏ ﺳﻌـﺔ ﺍﻟﺘﺨـﺰﻳـﻦ ﻷﻱ ﻗـﺮﺹ ؟‬

‫ﺳﻌـﺔ ﺍﻟﺘﺨـﺰﻳﻦ = ﻋﺪﺩ ﺍﻷﻭﺟﻪ ‪ x‬ﻋﺪﺩ ﺍﳌﺴﺎﺭﺍﺕ ‪ x‬ﻋﺪﺩ ﺍﻟﻘﻄﺎﻋﺎﺕ ‪ x‬ﺳﻌﺔ ﺍﻟﻘﻄﺎﻉ ﺍﻟﻮﺍﺣﺪ
...

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‫4
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‫ﻣـﺎ ﺳﺒـﺐ ﻋـﺪﻡ ﻗـﺪﺭﺓ ﺍﻟﻜﺘـﺎﺑﺔ ﻋﻠـﻲ ﺍﻟﻘـﺮﺹ ؟‬

‫ﺍﻟﻘﺮﺹ ﰲ ﻭﺿﻊ ﺍﳊﻤﺎﻳﺔ ﻣﻦ ﺍﻟﻜﺘﺎﺑـﺔ
...

‫ﻋﺪﻡ ﲢﺪﻳﺪ ﻣﺴـﺎﺭ ﺍﳌﺸﻐﻞ ﺍﻟﺼﺤﻴﺢ
...

‫ﻭﺟﻮﺩ ﺧﻠﻞ ﰲ ﻓﺘﺤـﺔ ﺍﻟﻘـﺮﺹ
...

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‫6
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‫ﺗﻮﺻﻴﻞ ﺍﻟﻜﺎﺑﻞ ﺑﻄﺮﻳﻘﺔ ﻏﲑ ﺻﺤﻴﺤﺔ
...

‫ﻛﺴﺮ ﰲ ﻣﺸﻐﻞ ﺍﻟﻘﺮﺹ
...

‫ﻭﺟﻮﺩ ﻏﺒﺎﺭ ﺩﺍﺧﻞ ﺍﳌﺸﻐﻞ
...

‫2
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ﺑﺮﻧﺎﻣﺞ‬
‫2
...
ﺑﺮﻧﺎﻣﺞ‬
‫‪Norton Utilities XX‬‬
‫‪Norton Disk Doctor‬‬

‫م
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ﻋﻤـﺮ اﻟﻨﺤـﺎل‬

‫051 ‪   ‬‬

‫&? 051‬

‫‪  ‬‬
‫ﺍﻟﻠﻮﺣـﺔ ﺍﻷﻡ ﻭﻫـﻰ ﺍﻟﻠﻮﺣـﺔ ﺍﻟﱵ ﲢﺘﻮﻯ ﻋﻠﻰ ﺍﳌﻜﻮﻧﺎﺕ ﺍﻹﻟﻜﺘﺮﻭﻧﻴﺔ ﻭﺍﻟﺸﺮﺍﺋﺢ ﺍﻟﺮﺋﻴﺴﻴﺔ ﻣﺜﻞ ﺍﳌﻌﺎﰿ ﺍﻟﺮﺋﻴﺴﻲ‬
‫ﻭﺍﻟﺬﺍﻛﺮﺓ )‪ (RAM‬ﻭﲨﻴﻊ ﺍﻟﺪﻭﺍﺋﺮ ﺍﳌﻠﺤﻘﺔ ﺑﻪ
...


‫‪:67 ‬‬

‫)‪(CPU‬‬

‫‪IBM XT‬‬

‫ﻣﻊ ﺗﻌﺪﻳﻞ ﰲ ﺃﻣﺎﻛﻦ ﻓﺘﺤﺎﺕ ﻣﺴﺎﻣﲑ ﺍﻟﺘﺜﺒﻴﺖ‬

‫ﻣﺎ ﻫﻮ ﺃﻓﻀـﻞ ﺃﻧﻮﺍﻉ ‪ BIOS‬ﺍﳌﺴﺘﺨـﺪﻣﺔ ﻓـﻲ ﻟﻮﺣـﺔ ﺍﻷﻡ ؟‬

‫ﻫﻨﺎﻙ ﺃﻧﻮﺍﻉ ﻛﺜﲑﺓ ﻭﻣﻦ ﺃﻓﻀﻞ ﻫﺬﻩ ﺍﻷﻧﻮﺍﻉ ‪ AMI‬ﺃﻭ ‪ Phoenix‬ﺃﻭ ‪
...


‫‪: 69 ‬‬

‫ﻣـﺎ ﻫـﻮ ﺍﳌﻘﺼـﻮﺩ )‪ (Overdrive‬؟‬

‫‪ Overdrive‬ﻫـﻮ ﺍﳌﻌـﺎﰿ ﺍﻟـﺬﻯ ﻧﺴﺘﻄﻴﻊ ﻣﻦ ﺧﻼﻟﻪ ﻋﻤﻞ ﺗﺮﻗﻴﺔ ﻟﻪ ﻭﺍﳌﻮﺟﻮﺩ ﺿﻤﻦ ﳎﻤﻮﻋﺔ ﺍﻟﺘﺮﻗﻴﺔ‬
‫)‪
...
Binary Loop‬‬

‫‪: 71 ‬‬

‫ﲰﻌﻨــﺎ ﻋــﻦ ‪ CPU‬ﻓﻤـﺎ ﻫــﻮ ‪ CCU‬؟‬

‫ ‪ CPU‬ﻫﻰ ﻭﺣﺪﺓ ﺍﳌﻌﺎﳉﺔ ﺍﳌﺮﻛﺰﻳﺔ ‪
...
Central Control Unit‬‬

‫‪:72 ‬‬
‫م
...


‫‪:73 ‬‬

‫ﻣﻌﺎﻟـﺞ ﺍﳌﺴﺎﻋﺪ ﺍﳊﺴﺎﺑـﻲ ﻣﻮﺟـﻮﺩ ﺿﻤـﻦ ﺍﳌﻌـﺎﰿ ﺃﻡ ﻣﺴﺘﻘـﻞ ﻋﻠـﻰ ﺷـﺮﳛـﺔ ﺃﺧـﺮﻯ ؟‬

‫ﻣﻌﺎﰿ ‪ 486 - DX‬ﻭ‪ Intel‬ﻭﻣﺎ ﻓﻮﻕ ﻣﻮﺟﻮﺩ ﺿﻤﻦ ﺍﳌﻌﺎﰿ ﺍﻟﺮﺋﻴﺴﻲ ﺃﻣﺎ ﻣﺎ ﻗﺒﻞ ﺫﻟﻚ ﻳﻜﻮﻥ ﻣﺴﺘﻘﻼ ﻟﻮﺣﺪﻩ
...
Hardware‬‬

‫‪‬‬
‫‪:75 ‬‬

‫ﻣﺎ ﺍﳌﻘﺼﻮﺩ ﺑﺎﳉـﺰﺀ ﺍﻟﻌﻠﻮﻱ ﻣـﻦ ﺍﻟـﺬﺍﻛﺮﺓ )‪ (UMA‬؟‬

‫ﺍﳉـﺰﺀ ﺍﻟﻌﻠﻮﻱ ﻣﻦ ﺍﻟﺬﺍﻛﺮﺓ ﻗﺪﺭﻩ 483 ﻙ ﻭﻳﻮﺟﺪ ﰲ ﺃﻋﻠﻰ ﺟﺰﺀ ﻣﻦ ﺍﳌﻴﺠﺎﺑﺎﻳﺖ ﺍﻷﻭﱃ ﺗﺒﺪﺃ ﻋﻨﺎﻭﻳﻨﻬﺎ ﻣﻦ 0000‪ A‬ﺇﱃ‬
‫‪
...
BFFFF‬‬
‫ 821 ﻙ ﺍﻟﺘﺎﻟﻴﺔ ﺗﻜﻮﻥ ﳏﺠﻮﺯﺓ ﻟﻠـ ‪ Software Program‬ﺍﳌﻮﺟﻮﺩ ﰲ ﺷﺮﳛﺔ ‪ ROM‬ﻭﺗﺒﺪﺃ ﻋﻨﺎﻭﻳﻨﻬﺎ ﻣﻦ 0000‪C‬‬‫ﺇﱃ ‪
...


‫‪:77 ‬‬

‫ﻛﻴـﻒ ﺗﻘـﺎﺱ ﺳﺮﻋـﺔ ﺍﻟﺬﺍﻛـﺮﺓ )‪ (RAM Speed‬؟‬

‫ﲢﺴﺐ ﺳﺮﻋﺔ ‪ RAM‬ﺑﺎﻟﻨﺎﻧﻮ ﺛﺎﻧﻴﺔ ﻭﺍﻟﻨﺎﻧﻮ ﺛﺎﻧﻴﺔ = 01-9 ﺙ ﻭﺗﺘﺮﺍﻭﺡ ﺳﺮ ﻋﺎﺕ ﺍﻟﺮﺍﻡ ﻣﺎﺑﲔ 01 ﻭ003 ﻧﺎﻧﻮ ﺛﺎﻧﻴﺔ
...

‫م
...
RAM‬‬

‫‪: 80 ‬‬

‫ﻣـﻢ ﺗﺘﻜـﻮﻥ ‪ RAM‬ﻭ ﻛﻴــﻒ ﺗﻌﻤــﻞ ؟‬

‫ﺇﻥ ﺭﻗﺎﻗـﺔ ﺍﻟﺬﺍﻛـﺮﺓ ﻫﻲ ﻋﺒﺎﺭﺓ ﻋﻦ ﺩﺍﺋﺮﺓ ﻣﺘﻜﺎﻣﻠﺔ ﻣﻜﻮﻧﺔ ﻣﻦ ﻣﻼﻳﲔ ﺍﻟﺘﺮﺍﻧﺰﻳﺴﺘﻮﺭﺍﺕ ﻭ ﺍﳌﻜﺜﻔﺎﺕ ، ﺍﻟﺘﺮﺍﻧﺰﻳﺴﺘﻮﺭ ﻭ‬
‫ﺍﳌﻜـﺜﻒ ﻳﻜﻮﻧﺎﻥ ﻣﻌﺎ ﺧﻠﻴﺔ ﺍﻟﺬﺍﻛﺮﺓ ﻭ ﺍﻟﱵ ﺗﺸﻜﻞ ﺑﺖ ‪ Bit‬ﻭﺍﺣﺪ ﻣﻦ ﺍﻟﺒﻴﺎﻧﺎﺕ ﻭ ﺍﻟﺒﺖ ﻫﻮ ﺃﺻﻐﺮ ﻭﺣﺪﺓ ﺫﺍﻛﺮﺓ ﻭ ﻛﻞ 8 ﺑﺖ‬
‫ﹰ‬
‫ﺗﺴﺎﻭﻯ ﺑﺎﻳﺖ ﻭ ﻫﻮ ﻣﺎ ﳜﺰﻥ ﻓﻴﻪ ﻗﻴﻤﺔ ﺃﻱ ﺭﻣﺰ ﺃﻭ ﺭﻗﻢ، ﺍﳌﻜﺜﻒ ﳛﺘﻔﻆ ﺑﻘﻴﻤﺔ ﺍﻟﺒﺖ ﻣﻦ ﺍﳌﻌﻠﻮﻣﺎﺕ ﻭ ﻳﻜﻮﻥ ﺍﶈﺘﻮﻯ ﺇﻣﺎ ﺻﻔﺮ ﺃﻭ‬
‫ﻭﺍﺣـﺪ ، ﺃﻣـﺎ ﺍﻟﺘﺮﺍﻧﺰﻳﺴـﺘﻮﺭ ﻓـﻴﻌﻤﻞ ﻛﻤﻔﺘﺎﺡ ﻟﻠﺘﺤﻜﻢ ﻓﺈﻣﺎ ﻳﻘﺮﺃ ﺣﺎﻟﺔ ﺍﳌﻜﺜﻒ ﺃﻭ ﻳﻘﻮﻡ ﺑﺘﻐﻴﲑﻫﺎ، ﻭﺍﳌﻜﺜﻒ ﻳﻌﻤﻞ ﻛﺤﺎﻓﻈﺔ‬
‫ﻟﻺﻟﻜـﺘﺮﻭﻧﺎﺕ ، ﻓﻠﺤﻔﻆ ﻗﻴﻤﺔ ﻭﺍﺣﺪ ﰲ ﺧﻠﻴﺔ ﺍﻟﺬﺍﻛﺮﺓ ﻓﻴﺠﺐ ﻣﻠﺊ ﻫﺬﻩ ﺍﳊﺎﻓﻈﺔ ﺑﺎﻹﻟﻜﺘﺮﻭﻧﺎﺕ ﻭ ﳊﻔﻆ ﻗﻴﻤﺔ ﺻﻔﺮ ﳚﺐ ﺍﻓﺮﺍﻍ‬
‫ﻫﺬﻩ ﺍﳊﺎﻓﻈﺔ ﻣﻦ ﺍﻹﻟﻜﺘﺮﻭﻧﺎﺕ
...


‫‪:82 ‬‬

‫ﻣﺎ ﻫــﻲ ‪ Flash Memory‬؟‬

‫ﻫﻲ ﺃﺣﺪ ﺃﻧﻮﺍﻉ ﺍﻟﺬﺍﻛﺮﺓ ‪ EEPROM‬ﻭ ﲣﺘﻠﻒ ﻋﻨﻬﺎ ﺃﻥ ‪ EEPROM‬ﲤﺤﻮ ﻛﻞ ﻣﺮﺓ ﺑﺎﻳﺖ ﻭﺍﺣﺪ ﺑﻴﻨﻤﺎ‬
‫ﺗﺴﺘﻄﻴﻊ ‪ Flash Memory‬ﺍﻟﺘﻌﺎﻣﻞ ﻣﻊ 215 ﺑﺎﻳﺖ ﰲ ﺍﳌﺮﺓ ﺍﻟﻮﺍﺣﺪﺓ ﳑﺎ ﳚﻌﻠﻬﺎ ﺃﺳﺮﻉ ﺑﻜﺜﲑ ﻣﻦ ‪
...
ﻋﻤـﺮ اﻟﻨﺤـﺎل‬

‫42‬

‫3002‬

‫051 ‪   ‬‬

‫&? 051‬

‫‪ :84‬ﻣﺎ ﻫـﻲ ﺃﻫﻢ ﺍﻟﱪﺍﻣـﺞ ﺍﳌﻮﺟـﻮﺩﺓ ﻋﻠـﻲ ‪ ROM‬ﻓـﻲ ﻟﻮﺣﺔ ﺍﻷﻡ ؟‬

‫ ‪ Power on Self Test : POST‬ﻭﻫـﻲ ﳎﻤﻮﻋـﺔ ﺑﺮﺍﻣﺞ ﺗﻘﻮﻡ ﺑﺎﺧﺘﺒﺎﺭ ﻟﻮﺣﺔ ﺍﻷﻡ ، ﺍﻟﺬﺍﻛﺮﺓ ، ﻣﺘﺤﻜﻤﺎﺕ ﺍﻷﻗﺮﺍﺹ ،‬‫ﻣﻮﺍﺋﻤﺎﺕ ﺍﻟﻔﻴﺪﻳﻮ ، ﻟﻮﺣﺔ ﺍﳌﻔﺎﺗﻴﺢ ، ﻭﺑﺎﻗﻲ ﻣﻜﻮﻧﺎﺕ ﺍﳉﻬﺎﺯ ﻭﻫﺬﻩ ﺍﻟﱪﺍﻣﺞ ﳍﺎ ﺃﳘﻴﺔ ﰲ ﺍﻛﺘﺸﺎﻑ ﺍﻷﻋﻄﺎﻝ
...

‫ ‪ Basic Input Output System : BIOS‬ﻭﻫـﻮ ﻋـﺒﺎﺭﺓ ﻋﻦ ﺑﺮﻧﺎﻣﺞ ﺍﻟﺘﺤﻜﻢ ﺍﻟﺮﺋﻴﺴﻲ ﻟﻜﻞ ﻣﻜﻮﻧﺎﺕ ﺍﳊﺎﺳﻮﺏ ﺍﳌﻮﺟﻮﺩﺓ ﰲ‬‫ﺍﻟﻨﻈﺎﻡ
...

‫ﹰ‬

‫‪: 86 ‬‬
‫ﺑﺮﻧﺎﻣﺞ‬
‫ﺑﺮﻧﺎﻣﺞ‬
‫ﺑﺮﻧﺎﻣﺞ‬
‫ﺑﺮﻧﺎﻣﺞ‬
‫ﺑﺮﻧﺎﻣﺞ‬

‫ﻣﺎ ﻫـﻲ ﺍﻟﱪﺍﻣـﺞ ﺍﳌﺴﺘﺨﺪﻣـﺔ ﻓـﻲ ﻓﺤـﺺ ﺍﻟﺬﺍﻛــﺮﺓ ؟‬
‫‪Norton Diagnostics‬‬
‫0
...

‫ـﻴﺔ ـﻴﺰﻳﻞ ـﻤﲔ ـﻴﺎﻧﺎﺕ ـﻦ ﺍﻹ ـﺎﺭﺍﺕ ﺍﳊﺎﻣﻠـ‬
‫ﺷـ‬
‫ﻣـ‬
‫ﺗﻀـ ﺍﻟﺒـ‬
‫ـﺘﻼﻡ ـﻨﻔﺬ ـﻮﺩﻡ ـﺲ ـﻚ ﺍﻟﻌﻤﻠـ ﻟـ‬
‫ﺍﻻﺳـ ﻳـ ﺍﳌـ ﻋﻜـ ﺗﻠـ‬

‫‪: 88 ‬‬

‫ﻣﺎ ﻫـﻲ ﻣﻌﺎﻳﻴـﺮ ﺍﺳﺘﺨــﺪﺍﻡ ﺍﳌـــﻮﺩﻡ ؟‬

‫1- ﻣﻌﺎﻳﲑ ﺍﻟﺘﻌﺪﻳﻞ / ﺍﻟﺴﺮﻋﺔ : ‪ 2400 V
...
‪ 9600 V‬ﺏ/ﺙ ، ‪ 14400V
...
BIS‬ﺏ/‬
‫ﺙ ، 26
...

‫م
...
Networking Protocol 4 ،V
...
MNP5 , V
...


‫‪90 ‬‬

‫ﻣﺎ ﻫـﻲ ﳑﻴـﺰﺍﺕ ﺍﳌــﻮﺩﻡ ﺍﻟﺪﺍﺧﻠــﻲ ﻭﺍﳋـﺎﺭﺟـﻲ ؟‬

‫ﺍﳌـﻮﺩﻡ ﺍﻟﺪﺍﺧﻠﻲ ﻣﻴﺰﺗﻪ ﺗﻮﻓﲑ ﻣﻜﺎﻥ ﻭﻻ ﳛﺘﺎﺝ ﻟﻄﺎﻗﺔ ﻣﻨﻔﺼﻠﺔ ، ﺃﻣﺎ ﺍﳋﺎﺭﺟﻲ ﻭﺟﻮﺩ ﳌﺒﺎﺕ ﻋﻠﻰ ﺍﳉﻬﺎﺯ ﺗﻔﻴﺪ ﰲ ﺍﻟﺴﺮﻋﺔ ،‬
‫ﻭﻋﻤﻠﻴﺔ ﺍﻻﺗﺼﺎﻝ ﺃﺳﺮﻉ ﻣﻦ ﺍﻟﺪﺍﺧﻠﻲ
...


‫‪: 92 ‬‬

‫ﻛﻴـﻒ ﺗﻘـﻮﻡ ﺑﺘﻌﺮﻳـﻒ ﺍﻟـﻤﻮﺩﻡ ﻋﻠـﻰ ﺟﻬــﺎﺯﻙ ؟‬

‫ ﻣﻦ ﻗﺎﺋﻤﺔ ﺍﺑﺪﺃ ﺍﺧﺘﺮ ﺇﻋﺪﺍﺩﺍﺕ ﻭﻣﻦ ﰒ ﺍﺧﺘﺮ ﻟﻮﺣﺔ ﺍﻟﺘﺤﻜﻢ
...


‫‪94 ‬‬

‫ﻣﺎ ﻫـﻲ ﻣﻴـﺰﺍﺕ ﺗﺸﻐﻴـﻞ ﻣـﻮﺩﻡ ﺍﻟﺸﺒﻜـﺔ ﺍﶈﻠﻴـﺔ ؟‬

‫ﻳﻘـﻮﻡ ﻣﻮﺩﻡ ﺍﻟﺸﺒﻜﺔ ﺍﶈﻠﻴﺔ ﺑﻌﻤﻠﻴﺔ ﻟﻐﻲ ﺍﳊﺎﺟﺔ ﺇﱃ ﺍﺳﺘﺨﺪﺍﻡ ﺧﺎﺩﻡ ﺑﺮﻭﻛﺴﻰ ﺍﳌﺒﲏ ﻋﻠﻰ ﺍﳊﺎﺳﺐ ﻟﺘﺮﲨﺔ ﺍﻟﻌﻨﺎﻭﻳﻦ ، ﻭﳍﺬﺍ‬
‫ﺍﻟﺴﺒﺐ ﻓﺄﻧﺖ ﻟﻴﺲ ﰲ ﺣﺎﺟﺔ ﺇﱃ ﺍﺳﺘﺨﺪﺍﻡ ﺣﺎﺳﺐ ﺁﺧﺮ ﰲ ﺷﺒﻜﺘﻚ ﺍﻟﺪﺍﺧﻠﻴﺔ ﻟﺘﺮﲨﺔ ﺍﻟﻌﻨﺎﻭﻳﻦ ﻃﻮﺍﻝ ﺍﻟﻮﻗﺖ
...
ﻋﻤـﺮ اﻟﻨﺤـﺎل‬

‫ﻛـﻴﻒ ﻳﻌﻤـﻞ ﺍﳌـﻮﺩﻡ ﺑـﺪﻭﻥ ﻋﻨﺎﻭﻳـﻦ )‪ (IP‬ﻣﺘﻌـﺪﺩﺓ ؟‬
‫62‬

‫3002‬

‫051 ‪   ‬‬

‫&? 051‬

‫)‪(Cable Modem / ISDN / ADSL‬‬
‫ﰲ ﻫـﺬﻩ ﺍﳊﺎﻟﺔ ﺗﻜﻮﻥ ﺃﺟﻬﺰﺓ ﺍﳌﻮﺩﻡ ﺃﺑﻄﺄ ﻧﺴﺒﻴﺎ ، ﻓﻜﺮﺗﻪ ﻫﻮ ﻋﺒﺎﺭﺓ ﻋﻦ ‪ Hub‬ﺃﻭ ﺷﺒﻜﺔ ﻻﺳﻠﻜﻴﺔ ﺑﲔ ﻛﻞ ﺍﳊﺎﺳﺒﺎﺕ‬
‫ﹰ‬

‫ﻭﻳﻌﻤـﻞ ﺃﺣﺪ ﻫﺬﻩ ﺍﳊﺎﺳﺒﺎﺕ ﻛﻮﻛﻴﻞ )‪ (Proxy‬ﻟﻌﻨﻮﺍﻥ ﺍﻹﻧﺘﺮﻧﺖ ﻋﻦ ﺍﻵﺧﺮﻳﻦ ﻭﳚﺐ ﺃﻥ ﻳﻜﻮﻥ ﺍﳊﺎﺳﺐ ﻣﺸﻐﻮﻝ ﺩﺍﺋﻤﺎ ﻋﻨﺪ‬
‫ﹰ‬
‫ﺍﺳﺘﺨﺪﺍﻡ ﺍﳊﺎﺳﺒﺎﺕ ﺍﻷﺧﺮﻯ ﻟﻺﻧﺘﺮﻧﺖ ﻭﻫﺬﻩ ﺍﻟﻮﻇﻴﻔﺔ ﺗﻌﺮﻑ ﲟﺴﻤﻰ ﺧﺎﺩﻡ ﺑﺮﻭﻛﺴﻰ )‪
...


‫م
...
ﻋﻤـﺮ اﻟﻨﺤـﺎل‬

‫051 ‪   ‬‬

‫&? 051‬

‫‪ ‬‬
‫‪:97 ‬‬

‫ﻣﺎ ﻫــﻮ ﺗﻌــﺮﻳﻒ ﺷﺒﻜــﺔ ﺍﳊﺎﺳـــﻮﺏ ؟‬

‫ﺷـﺒﻜﺔ ﺍﳊﺎﺳـﻮﺏ ﻋـﺒﺎﺭﺓ ﻋﻦ ﺗﺸﺒﻴﻚ ﻋﺪﺓ ﺃﺟﻬﺰﺓ ﻣﻊ ﺑﻌﻀﻬﺎ ﺍﻟﺒﻌﺾ ﺑﻄﺮﻳﻘﺔ ﻣﺎ ، ﻭﺗﻌﻤﻞ ﻫﺬﻩ ﺍﳊﻮﺍﺳﻴﺐ ﰲ ﺗﺒﺎﺩﻝ‬
‫ﺍﳌﻌﻠﻮﻣﺎﺕ ﻭﺗﺴﻤﺢ ﻟﻠﻤﺴﺘﺨﺪﻣﲔ ﺑﺎﻟﺘﻮﺍﺻﻞ ﻭﺍﻟﺘﺮﺍﺑﻂ ﻣﻊ ﺑﻌﻀﻬﻢ ﺍﻟﺒﻌﺾ ﺑﺸﻜﻞ ﺩﻭﺭﻱ
...

‫2- ﺷﺒﻜـﺎﺕ ﺇﻗﻠﻴﻤﻴﺔ )‪Regional Area Network (RAN‬‬
‫ﻋﺒﺎﺭﺓ ﻋﻦ ﺷﺒﻜﺔ ﺍﺗﺼﺎﻻﺕ ﺗﺮﺑﻂ ﻋﺪﺓ ﺃﻗﺎﻟﻴﻢ ﰲ ﻣﻨﻄﻘﺔ ﺟﻐﺮﺍﻓﻴﺔ ﻭﺍﺣﺪﺓ
...


‫‪:99 ‬‬

‫ﳏﻠﻴـﺔ )‪Local Area Network (LAN‬‬

‫ﳑــﺎ ﺗﺘﻜـﻮﻥ ﺷﺒﻜـﺔ ﺍﻻﺗﺼـﺎﻝ ﺍﶈﻠﻴـــﺔ ؟‬

‫ ﳏﻄــﺔ ﺍﻟﻌﻤـﻞ )‪
...
(File Server‬‬‫ ﺍﻟﻜـــﻮﺍﺑــﻞ )‪
...
(Network Adapters‬‬

‫‪:100 ‬‬

‫ﻣﺎ ﻫـﻲ ﻃـﺮﻕ ﺗﻮﺻﻴـﻞ ﺍﻟﺸﺒﻜــﺎﺕ ؟‬

‫1
...
‬‫2
...

‫3
...
ﻋﻤـﺮ اﻟﻨﺤـﺎل‬

‫92‬

‫3002‬

‫051 ‪   ‬‬

‫&? 051‬

‫- ﻳﺘﻢ ﺍﺗﺼﺎﻝ ﲨﻴﻊ ﺍﻷﺟﻬﺰﺓ ﻋﻦ ﻃﺮﻳﻖ ﺟﻬﺎﺯ ﻳﻌﺮﻑ ﺑﺎﺳﻢ )‪
...


‫‪‬‬

‫101ﻛﻴـﻒ ﺗﻌﻤﻞ ﺍﻟﺸﺒﻜـﺎﺕ ﺍﻟﻼﺳﻠﻜﻴـﺔ ﺍﶈﻠﻴـﺔ ‪Wireless LAN‬؟‬

‫ﻫـﻲ ﻋـﺒﺎﺭﺓ ﻋﻦ ﺷﺒﻜﺔ ﻳﺘﻢ ﻓﻴﻬﺎ ﺍﻻﺭﺗﺒﺎﻁ ﺑﲔ ﺃﺟﻬﺰﺓ ﺍﳊﺎﺳﻮﺏ ﰲ ﺍﳌﻜﺎﻥ ﺍﻟﻮﺍﺣﺪ ﺑﺎﺳﺘﻌﻤﺎﻝ ﻭﺳﻂ ﻻﺳﻠﻜﻲ ﻣﺜﻞ ﺫﺑﺬﺑﺔ‬
‫ﺇﺭﺳﺎﻝ ) ‪ ( Radio Frequency‬ﺃﻭ ﺍﻻﺗﺼﺎﻝ ﺑﺎﺳﺘﺨﺪﺍﻡ ﺍﻷﺷﻌﺔ ﲢﺖ ﺍﳊﻤﺮﺍﺀ ) ‪ (Infra Red‬ﺑﺪﻻ ﻣﻦ ﺍﻟﻜﻮﺍﺑﻞ ﻭﻫﺬﺍ ﻳﺴﻤﺢ‬
‫ﹰ‬
‫ﹰ‬
‫ﻟﻠﻤﺴﺘﺨﺪﻣﲔ ﺃﻥ ﻳﻜﻮﻧﻮﺍ ﻋﻠﻰ ﺍﺗﺼﺎﻝ ﻣﺒﺎﺷﺮ ﺑﺎﻟﺸﺒﻜﺔ ﺩﻭﻥ ﺍﻻﺭﺗﺒﺎﻁ ﻓﻴﺰﻳﺎﺋﻴﺎ ﺑﲔ ﺃﺟﻬﺰﻬﺗﻢ
...


‫‪:102‬‬

‫ﻛﻴـﻒ ﻳﺘـﻢ ﺗﻮﺻﻴـﻒ ﻛـﺎﺭﺕ ﺍﻟﺸﺒﻜـﺔ ﻳـﺪﻭﻳـﺎ ؟‬
‫ﹰ‬

‫1- ﺃﺧﺘﺮ ﺍﺑﺪﺃ ﻭﻣﻦ ﰒ ﺇﻋﺪﺍﺩﺍﺕ ، ﰒ ﻟﻮﺣﺔ ﺍﻟﺘﺤﻜﻢ ﻭﻣﻦ ﰒ ﺇﺿﺎﻓﺔ ﺟﻬﺎﺯ ﺟﺪﻳﺪ
...

‫3- ﰒ ﺍﺧﺘﺮ ﺍﻟﺘﺎﱄ ، ﰒ ﺍﺧﺘﺮ ﺍﺳﺘﻌﺮﺍﺽ ، ﰒ ﺿﻊ ﺍﻟﻘﺮﺹ ﰲ ﺍﶈﺮﻙ ﺍﳋﺎﺹ ، ﰒ ﺃﺧﺘﺮ ﺇﻬﻧﺎﺀ
...
ﻓﻤﺎ ﻫﻲ ﺍﻻﻳﺜـﺮﻧﺖ ؟‬

‫ﺍﻻﻳﺜﺮﻧـﺖ : ﻫـﻲ ﻋـﺒﺎﺭﺓ ﻋﻦ ﺃﺛﲑ ﺍﻟﻔﻮﺳﻔﻮﺭ ﺍﻟﻀﻮﺋﻲ ﺍﻟﺬﻱ ﻳﻌﺘﻘﺪ ﺍﻟﻜﺜﲑ ﺍﻧﻪ ﻳﻨﺘﺸﺮ ﰲ ﺍﻟﻔﻀﺎﺀ ﻭﻳﺴﺒﺐ ﺍﻧﺘﺸﺎﺭ ﺍﳌﻮﺟﺎﺕ‬
‫‪ Xerox‬ﻭﺷﺮﻛﺔ ‪ Intel‬ﻭﰎ ﻧﺸﺮ ﻣﻮﺍﺻﻔﺎﺗﻪ ﰲ ﻋﺎﻡ‬
‫ﺍﻟﻜﻬﺮﻭﻣﻐﻨﺎﻃﺴـﻴﺔ ، ﻭﻟﻘـﺪ ﺻـﻤﻤﺖ ﺍﻷﺛﲑ ﺑﺎﻟﺘﻌﺎﻭﻥ ﺑﲔ ﺷﺮﻛﺔ‬
‫0891 ﻭﺍﳊﺼﻮﻝ ﻋﻠﻰ ﺍﳌﻮﺍﻓﻘﺔ ﻣﻦ ﳉﻨﺔ 3
...


‫‪:104 ‬‬

‫ﻣﺎ ﺍﳌﻘﺼـﻮﺩ ﲞﻄـﻮﻁ ﻃﻠـﺐ ﺍﻟﻘﻮﺍﻃـﻊ )‪ (IRQs‬؟‬

‫ﺧﻄـﻮﻁ ﻃﻠـﺐ ﺍﻟﻘﻮﺍﻃـﻊ )‪ (Interrupt Request‬ﺗﻘﻮﻡ ﺑﻌﻤﻞ ﺷﺮﻃﻲ ﺍﳌﺮﻭﺭ ﰲ ﺍﳊﺎﺳﺐ ، ﻭﻫﻲ ﺗﻌﻄﻰ ﺣﻖ ﻟﻜﻞ ﻣﻦ‬
‫ﺍﻷﺟﻬﺰﺓ ﺍﻟﺴﺘﺔ ﻋﺸﺮ ﺍﳌﺨﺘﻠﻔﺔ ﺃﻥ ﻳﺮﻓﻊ ﻳﺪﻩ ﻭﻳﻘﻮﻝ ﻟﻮﺣﺪﺓ ﺍﻟﺘﺸﻐﻴﻞ ﺍﳌﺮﻛﺰﻳﺔ ﻫﺬﺍ ﺩﻭﺭﻱ ، ﻭﻟﻜﻞ ﺟﻬﺎﺯ ﻳﻮﺟﺪ )‪ (IRQs‬ﺧﺎﺹ ﺑﻪ‬

...
ﻓﻤـﺎ ﻫـﻲ‬

‫ﺍﻟﻜﻮﺍﺑـﻞ ﺍﻟﻀﻮﺋﻴـﺔ ؟‬
‫ﺍﻟﻜﻮﺍﺑـﻞ ﺍﻟﻀﻮﺋﻴﺔ: ﻫﻲ ﻋﺒﺎﺭﺓ ﻋﻦ ﺃﺳﻼﻙ ﻣﺼﻨﻮﻋﺔ ﻣﻦ ﺍﻷﻟﻴﺎﻑ ﺍﻟﺰﺟﺎﺟﻴﺔ ﺗﺴﺘﺨﺪﻡ ﻟﻨﻘﻞ ﺍﳌﻌﻠﻮﻣﺎﺕ ﺇﱃ ﻣﺴﺎﻓﺎﺕ ﻃﻮﻳﻠﺔ‬
‫ﻭﻟﻜﻨﻬﺎ ﻏﺎﻟﻴﺔ ﺍﻟﺜﻤﻦ ﻭﻳﻮﺟﺪ ﻧﻮﻋﺎﻥ ﻣﻨﻬﺎ:-‬
‫1- ‪ : Single Mode‬ﻗﻄﺮﻫﺎ ﺻﻐﲑ ﻭﺗﻨﻘﻞ ﺍﻹﺷﺎﺭﺍﺕ ﺇﱃ ﻣﺴﺎﻓﺎﺕ ﻃﻮﻳﻠﺔ
...

‫ﹰ‬
‫م
...
Source Computer‬‬
‫ﻣﺎﻛﻴﻨﺔ ﺍﻹﺟﺮﺍﺀﺍﺕ ‪
...
Physical Cabling‬‬
‫ﺍﳌﺴﺘﻘﺒﻞ ‪
...
Destination Computer‬‬

‫‪: 107 ‬‬

‫‬‫‬‫‬‫-‬

‫&? 051‬

‫ﻣﺎ ﻫـﻲ ﺃﻧـﻮﻉ ﺍﻟﻜـﺮﻭﺕ ﺍﳌﺘﻌـﺎﺭﻑ ﻋﻠﻴـﻪ ؟‬

‫‪ :Ethernet‬ﺍﻓﻀﻞ ﺍﻟﻜﺮﻭﺕ ﻭﺗﺼﻞ ﺳﺮﻋﺘﻪ 01/0001ﻣﻴﺠﺎﺑﺎﻳﺖ ﰲ ﺍﻟﺜﺎﻧﻴﺔ
...
2 ﻣﻴﺠﺎﺑﺎﻳﺖ ﰲ ﺍﻟﺜﺎﻧﻴﺔ
...

‫‪ :TCNS‬ﺗﺼﻞ ﺳﺮﻋﺔ ﻧﻘﻞ ﺍﻟﺒﻴﺎﻧﺎﺕ ﺇﱃ 001 ﻣﻴﺠﺎﺑﺎﻳﺖ ﰲ ﺍﻟﺜﺎﻧﻴﺔ
...


‫2- ﺍﻟﻄﺒﺎﻋﺔ ﻣﻦ ﺍﳊﺎﺳﺐ ﺍﻟﺼﻐﲑ ،ﺳﻬﻞ ﻋﻤﻠﻴﺔ ﺍﻻﺗﺼﺎﻝ ﺑﺄﻱ ﻃﺎﺑﻌﺔ
...


‫‪:109 ‬‬

‫ﻣـﺎﺫﺍ ﻳﻠـﺰﻡ ﻟﺮﺑـﻂ ﺣﺎﺳـﺐ ﺑﺎﻟﺸﺒﻜـﺔ ﺍﻟﻼﺳﻠﻜﻴــﺔ ؟‬

‫ ﻛـﺎﺭﺕ ﻣﻮﺍﺟﻬـﺔ ﺍﻟﺸﺒﻜﺔ ) ‪ ( Network Interface Card‬ﻭﻫﺬﺍ ﻛﺎﺭﺕ ﺷﺒﻴﻪ ﺑﻜﺎﺭﺕ ﺍﻹﺛﺮﻧﺖ ، ﻭﻳﺘﻢ ﺗﺮﻛﻴﺒﻪ ﰲ‬‫ﺍﳉﻬﺎﺯ ﻭﻳﺴﺘﺨﺪﻡ ﰲ ﺗﻮﺻﻴﻠﻪ ﲟﺤﻄﺔ ﺍﻟﻘﺎﻋﺪﺓ ﺍﻟﻼﺳﻠﻜﻴﺔ
...


‫‪:110 ‬‬

‫م
...


‫‪:111 ‬‬

‫ﻛﻴـﻒ ﺗﻘـﻮﻡ ﺑﺘﺠﻬﻴـﺰ ﺩﺧـﻮﻝ ﺍﳌﺸﺘـﺮﻙ ﻭﻋﻤـﻞ )‪ (Sharing‬ﻋﻠـﻰ ﺍﻟﻄﺎﺑﻌـﺔ ؟‬

‫- ﺃﺿﻐﻂ ﻋﻠﻰ ‪
...
‬‫ ﺃﺧﺘﺮ ‪ File‬ﰒ ‪
...
Shared As‬‬‫ ﺿﻊ ﻟﻄﺎﺑﻌﺘﻚ ﺍﺳﻢ ﺍﳌﺸﺎﺭﻛﺔ ﺍﻟﺬﻱ ﺗﺮﻳﺪﻩ ﻭﻋﻠﻰ ﺳﺒﻴﻞ ﺍﳌﺜﺎﻝ ‪
...
Not Shared‬‬

‫‪:112 ‬‬

‫ﻛﻴـﻒ ﻳﺘـﻢ ﺇﻋـﺪﺍﺩ ﻟﻮﺣـﺔ ﻛـﺎﺭﺕ ﺍﻟﺸﺒﻜـﺔ ؟‬

‫- ‪ :IRQs‬ﳚﺐ ﺃﻥ ﺗﻜﻮﻥ ﰲ ﺍﻟﻮﺿﻊ ﺍﻟﻄﺒﻴﻌﻲ ﻛﺎﻟﺘﺎﱄ 11,01,5,3, ‪
...
300-30f ; 310-31f‬‬‫ ‪ :Base Address Memory‬ﺗﺴـﺘﺨﺪﻡ ﳊﻔﻆ ﻣﺸﻬﺪ ﺍﻟﺒﻴﺎﻧﺎﺕ ، ﻭﻋﻠﻰ ﺳﺒﻴﻞ ﺍﳌﺜﺎﻝ ﺗﻜﻮﻥ ﺣﺠﻢ ﺍﻟﺬﺍﻛﺮﺓ 61 ﺃﻭ 23‬‫ﻛﻴﻠﻮ ﺑﺎﻳﺖ
...


‫‪:113 ‬‬

‫ﻣـﺎﺫﺍ ﻳﻘﺼـﺪ ﻓـﻲ ﺣﺎﺋـﻂ ﺍﳊﺮﻳـﻖ ‪ Firewall‬؟‬

‫ﺣـﺎﺋﻂ ﺍﳊـﺮﻳﻖ ﻫـﻮ ﺑـﺮﻧﺎﻣﺞ ﻳـﺘﺤﻜﻢ ﰲ ﺍﻟـﺮﺑﻂ ﺑـﲔ ﺷﺒﻜﺘﲔ ﺑﻨﺎﺀ ﻋﻠﻰ ﻋﻨﺎﻭﻳﻦ ﺍﳌﺼﺪﺭ)‪ (Source‬ﻭﻣﻜﺎﻥ ﺍﻟﻮﺻﻮﻝ‬
‫)‪ (Destination‬ﻭﺍﳌﺨﺎﺭﺝ )‪
...


‫‪:115 ‬‬

‫ﻣﺎ ﻫـﻲ ﺃﻧـﻮﺍﻉ ﺍﳉﺴـﻮﺭ ﺑﺸﻜـﻞ ﻋـﺎﻡ ؟‬

‫ ﺟﺴﻮﺭ ﻣﻌﻄﻴﺎﺕ ﺷﻔﺎﻓﺔ: ﳚﺐ ﺃﻥ ﺗﻜﻮﻥ ﺍﻟﺸﺒﻜﺔ ﺍﶈﻠﻴﺔ ﺍﳌﺘﺼﻠﺔ ﺑﺸﺒﻜﺔ ﳏﻠﻴﺔ ﺃﺧﺮﻯ ﻣﻦ ﻧﻔﺲ ﺍﻟﻨﻮﻉ ﻭﻃﺮﻳﻘﺔ ﺗﻮﺻﻴﻠﻬﺎ ﻭﺍﺣﺪﺓ‬‫
...
ﻋﻤـﺮ اﻟﻨﺤـﺎل‬

‫23‬

‫3002‬

‫051 ‪   ‬‬

‫&? 051‬

‫- ﺟﺴﻮﺭ ﻣﻌﻄﻴﺎﺕ ﺗﺴﺎﺭﻋﻴﺔ: ﳚﺐ ﺍﺳﺘﺨﺪﺍﻡ ﺷﺒﻜﺘﲔ ﻣﻦ ﻧﻔﺲ ﺍﻟﻨﻮﻉ
...


‫‪:117 ‬‬

‫ﻣـﺎﺫﺍ ﻳﻘﺼـﺪ ﺑﺄﺷﻌـﺔ ﺭﺍﺩﻳـﻮ ﻃﺒﻘـﺔ ﺍﺠﻤﻟـﺎﻝ ؟‬

‫ﻫﺬﻩ ﺍﻷﺷﻌﺔ ﻣﺸﺎﻬﺑﺔ ﻟﻠﺒﺚ ﺍﻹﺫﺍﻋﻲ ، ﺣﻴﺚ ﺗﺴﺘﺨﺪﻡ ﺗﺮﺩﺩﺍﺕ ﳏﺪﺩﺓ ﻟﻺﺭﺳﺎﻝ ، ﻭﳝﻜﻦ ﺇﺭﺳﺎﻝ ﺗﺮﺩﺩﺍﺕ ﳐﺘﻠﻔﺔ ﺇﱃ ﳏﻄﺎﺕ‬
‫ﳐﺘﻠﻔﺔ ﻭﺍﻥ ﺗﻌﻄﻲ ﳎﺎﻝ ﺣﻮﺍﱄ 005 ﻗﺪﻡ
...

‫ﺍﳌﺴﺎﻓﺔ ﻣﻦ ﻧﻘﻄﺔ ﺇﱃ ﺃﺧﺮﻯ ﻃﻮﻳﻠﺔ ﻧﺴﺒﻴﺎ ﻋﻦ ﺍﳌﺴﺎﻓﺔ ﺍﳌﺴﻤﻮﺡ ﻬﺑﺎ
...

‫ﺗﻌﺎﺭﺽ ﰲ ﻛﺎﺭﺕ ﺍﻟﺸﺒﻜﺔ ، ﳑﺎ ﻳﻨﺘﺞ ﻋﻦ ﺿﻌﻒ ﻧﻘﻞ ﺍﻟﺒﻴﺎﻧﺎﺕ
...

‫2
...

‫4
...


‫ﺑﺮﻧﺎﻣﺞ‬
‫ﺑﺮﻧﺎﻣﺞ‬
‫ﺑﺮﻧﺎﻣﺞ‬
‫ﺑﺮﻧﺎﻣﺞ‬
‫ﺑﺮﻧﺎﻣﺞ‬

‫م
...
5 ‪X-Net Stat‬‬
‫1
...
2 ‪Terminal Server‬‬
‫‪Directory Service Utilities‬‬

‫33‬

‫3002‬

    150

150 ?&

  

2003

34

‫م
...


‫‪:121 ‬‬

‫ﻛﻴـﻒ ﻳﺘـﻢ ﺍﻻﺗﺼـﺎﻝ ﺑﺎﻹﻧﺘﺮﻧـــﺖ ؟‬

‫1
...

‫2
...


‫‪:122 ‬‬

‫ﻣـﺎ ﻫــﻮ ﺗﻨﻈﻴـﻢ ﺷﺒﻜـﺔ ﺍﻹﻧﺘﺮﻧــﺖ ؟‬

‫ ﺍﳌﻨﻈﻤﺎﺕ ﺍﻟﻌﺎﳌﻴﺔ
...


‫ﺍﻟﺘﺄﻛﺪ ﻣﻦ ﺳﻼﻣﺔ ﲨﻴﻊ ﺍﻟﻮﺻﻼﺕ ﻭﺍﳌﻜﺎﺑﻴﺲ ﺍﳌﺘﺼﻠﺔ ﲜﻬﺎﺯﻙ
...

‫3
...

‫ﺍﻟﺘﺄﻛﺪ ﻣﻦ ﻭﺻﻮﻝ ﺍﻟﺘﻴﺎﺭ ﺍﻟﻜﻬﺮﺑﺎﺋﻲ ﳉﻬﺎﺯ ﺍﳌﻮﺩﻡ ﺇﺫﺍ ﻛﺎﻥ ﺧﺎﺭﺟﻲ
...


‫م
...


‫ﺍﺷﺘﺮﺍﻙ ﺟﻬﺎﺯﻙ ﻣﻊ ﺃﺟﻬﺰﺓ ﻛﻬﺮﺑﺎﺋﻴﺔ ﺃﻭ ﺇﻟﻜﺘﺮﻭﻧﻴﺔ ﺃﺧﺮﻯ ﰲ ﻧﻔﺲ ﺍﻟﺪﺍﺋﺮﺓ ﺍﻟﻜﻬﺮﺑﺎﺋﻴﺔ ﺍﳌﻐﺬﻳﺔ
...


‫‪126 ‬‬

‫: ﻣـﻦ ﳝﺘﻠﻚ ﺷﺒﻜــﺔ ﺍﻹﻧﺘﺮﻧــﺖ ﻭﻳﺘﺤﻜـﻢ ﺑــﻬﺎ ؟‬

‫ﺍﻹﻧﺘﺮﻧﺖ ﻫﻲ ﺣﺼﻴﻠﺔ ﺟﻬﻮﺩ ﻭﺍﺳﻬﺎﻣﺎﺕ ﻣﺸﺘﺮﻛﺔ ﻟﻠﻌﺪﻳﺪ ﻣﻦ ﺍﳌﻨﻈﻤﺎﺕ ﻭﺍﳌﺆﺳﺴﺎﺕ ﻭﺍﳌﻌﺎﻫﺪ ﺍﻟﱵ ﺗﺴﻬﻢ ﲜﻤﻴﻊ ﻣﺎ ﲤﺘﻠﻚ‬
‫ﻣـﻦ ﺍﻷﻧﻈﻤﺔ ﺍﶈﻮﺳﺒﺔ ﻭﲟﻮﺍﺭﺩﻫﺎ ﰲ ﺧﺪﻣﺔ ﻭﺻﻴﺎﻧﺔ ﻭﲢﺪﻳﺚ ﻫﺬﻩ ﺍﻟﺸﺒﻜﺔ ﻭﺑﻨﺎﺀ ﻋﻠﻰ ﺫﻟﻚ ﻻ ﻳﺴﺘﻄﻴﻊ ﺃﻱ ﺷﺨﺺ ﺃﻭ ﻣﺆﺳﺴﺔ‬
‫ﺣﻜﻮﻣﻴﺔ ﺃﻭ ﻏﲑ ﺣﻜﻮﻣﻴﺔ ﺃﻥ ﺗﺪﻋﻰ ﻣﻠﻜﻴﺘﻪ ﻟﻺﻧﺘﺮﻧﺖ ﻭﺍﻟﺴﻴﻄﺮﺓ ﺍﻟﻜﺎﻣﻠﺔ ﻋﻠﻴﻬﺎ ، ﻭﻫﻨﺎﻙ ﺍﻟﻌﺪﻳﺪ ﻣﻦ ﺍﻟﺸﺮﻛﺎﺕ ﺍﻟﺮﺍﺋﺪﺓ ﰲ ﻗﻄﺎﻉ‬
‫ﺗﻜﻨﻮﻟﻮﺟﻴﺎ ﺍﳌﻌﻠﻮﻣﺎﺕ ﲤﺎﺭﺱ ﰲ ﻭﺿﻊ ﻣﻌﺎﻳﲑ ﻻﺑﺪ ﻟﻸﻧﻈﻤﺔ ﺃﻥ ﺗﺘﻮﺍﻓﻖ ﻣﻌﻬﺎ
...

‫ﹰ‬

‫‪128 ‬‬

‫: ﻣـﻦ ﻫﻢ ﺃﺻﺤـﺎﺏ ﺍﻟﺼﻔﺤﺎﺕ ﺍﳌﻮﺟـﻮﺩﺓ ﻋﻠﻰ ﺷﺒﻜـﺔ ﺍﻟـﻮﺏ؟‬

‫ﲨـﻴﻊ ﺍﻟﺼﻔﺤﺎﺕ ﺍﻟﱵ ﻧﺸﺎﻫﺪﻫﺎ ﻋﻠﻰ ﺷﺒﻜﺔ ﺍﻟﻮﺏ ، ﻗﺎﻣﻮﺍ ﺃﺷﺨﺎﺹ ﳎﻬﻮﱄ ﺍﳍﻮﻳﺔ ﺑﺈﻧﺸﺎﺀ ﻫﺬﻩ ﺍﻟﺼﻔﺤﺎﺕ ﻭﺍﳌﻮﺍﻗﻊ ﻭﻫﻢ‬
‫ﻣﻦ ﺗﻼﻣﻴﺬ ﻭﺭﺟﺎﻝ ﺃﻋﻤﺎﻝ ﻭﺷﺮﻛﺎﺕ ﻭﻣﺆﺳﺴﺎﺕ ﺩﻭﻟﻴﺔ ﻭﻫﻴﺌﺎﺕ ﺣﻜﻮﻣﻴﺔ ﻭﻏﲑ ﺣﻜﻮﻣﻴﺔ ﻭﺑﺎﺣﺜﲔ ﻭﺃﻓﺮﺍﺩ
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‫ﻛﻴـﻒ ﳑﻜـﻦ ﺍﻟﻮﺻـﻮﻝ ﺇﻟـﻰ ﻋﻨﺎﻭﻳـﻦ ﺻﻔﺤـﺎﺕ ﺍﻟـﻮﺏ ﺍﳌﻨﺸـﻮﺭﺓ ﻋﻠﻰ ﺍﻟﺸﺒﻜـﺔ ؟‬

‫ﺷـﺒﻜﺔ ﺍﻟـﻮﺏ ﳍﺎ ﻋﻨﻮﺍﻥ ﲤﺎﻣﺎ ﻣﺜﻞ ﻋﻨﻮﺍﻥ ﻣﱰﻟﻚ ﻳﻄﻠﻖ ﻋﻠﻴﻪ : "ﻣﺆﺷﺮ ﺍﳌﺼﺪﺭ ﺍﻟﻌﺎﳌﻲ"‬
‫‪ URL–Locator‬ﻭﻫﻮ ﻣﻦ ﺧﻼﻟﻪ ﻧﺴﺘﻄﻴﻊ ﺍﻟﻌﺜﻮﺭ ﻋﻠﻰ ﺍﻟﺼﻔﺤﺎﺕ ﺍﳌﻨﺸﻮﺭﺓ ﻋﻠﻰ ﺍﻟﻮﺏ ، ﻭﻫﻮ ﻳﺘﺄﻟﻒ ﻣﻦ ﻋﺪﺓ ﻣﻘﺎﻃﻊ ﻭﻋﻠﻰ‬
‫ﺳﺒﻴﻞ ﺍﳌﺜﺎﻝ :‬
‫‪Universal Resource‬‬

‫‪http://www
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edu‬‬
‫‪: http‬‬

‫ﺍﻟـﱪﻭﺗﻮﻛﻮﻝ ﺃﻭ ﺍﻟﱪﻧﺎﻣﺞ ﺍﳌﺴﺘﺨﺪﻡ ﰲ ﻧﻘﻞ ﻫﺬﻩ ﺍﻟﺼﻔﺤﺔ ﻋﱪ ﺷﺒﻜﺔ ﺍﻹﻧﺘﺮﻧﺖ ﻭﻫﻲ ﺍﺧﺘﺼﺎﺭ ‪Hyper Text‬‬

‫‪ Transfer Protocol‬ﻭﺍﻟﱪﻭﺗﻮﻛﻮﻝ ﻫﻮ ﺃﺳﻠﻮﺏ ﺍﻟﺘﺤﺪﺙ ﻣﻊ ﺑﺮﻧﺎﻣﺞ ﺍﻟﱵ ﻳﺴﺘﺨﺪﻣﻪ ﺍﻟﻌﻤﻴﻞ ﰲ ﺗﺼﻔﺢ ﺷﺒﻜﺔ ﺍﻟﻮﺏ
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World Wide Web‬‬
‫‪ : alazhar-gaza‬ﺍﺳﻢ ﺍﻟﻨﻄﺎﻕ ﺍﳋﺎﺹ ﲜﻬﺎﺯ ﺍﳋﺪﻣﺔ ﻋﻠﻰ ﺷﺒﻜﺔ ﺍﻟﻮﺏ
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‫ﻭﻫﻨﺎﻙ ﻧﻄﺎﻗﺎﺕ ﺗﻘﻮﻡ ﺑﺘﻘﺪﱘ ﺧﺪﻣﺔ ﳎﺎﻧﻴﺔ ﻭﻋﻠﻰ ﺳﺒﻴﻞ ﺍﳌﺜﺎﻝ :‬
‫م
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infoseek
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com‬‬

‫ﹰ‬
‫ﻭﻫﻲ ﺗﻘﺮﻳﺒﺎ ﻧﻔﺲ ﺍﻟﻔﻜﺮﺓ ﻭﻟﻜﻦ ‪ 20m‬ﺗﻌﲏ ﺍﻟﻨﻄﺎﻕ
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‫‪: com‬ﺗﻌﲏ ﺃﻬﻧﺎ ﲡﺎﺭﻱ
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‫‪:131 ‬‬

‫ﻛﻴﻔـ ﺗﺘـﻢ ﺗﻔﺮﻳـﻎ ﺍﳌﻠﻔـﺎﺕ ﻭﻧﻘﻠـﻬﺎ ﺑﻮﺍﺳﻄـﺔ ﺑﺮﻭﺗﻮﻛـﻮﻝ ﻧﻘـﻞ ﺍﳌﻠﻔـﺎﺕ ؟‬

‫1- ﺍﻻﺗﺼﺎﻝ ﺑﺄﺟﻬﺰﺓ ﺧﺪﻣﺔ ﻧﻘﻞ ﺍﳌﻠﻔﺎﺕ ‪
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‫3- ﻧﻘﻞ ﺍﳌﻠﻒ ﺃﻭ ﺗﻔﺮﻳﻐﻪ ‪
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WS_FTP‬‬

‫‪132 ‬‬

‫: ﻣﺎﻫـﻲ ﺍﳍﻴﺌـﺎﺕ ﻭﺍﳌﻨﻈﻤـﺎﺕ ﺍﻟـﱵ ﺗﻠﻌﺐ ﺩﻭﺭﹰﺍ ﻫـﺎﻣـﺎ ﻓـﻲ ﳎـﺎﻝ ﺍﻹﻧﺘﺮﻧﺖ ؟‬
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‫ﻛﻴـﻒ ﺗﺘﻢ ﻋﻤﻠﻴﺔ ﻧﺸـﺮ ﺍﳌﻌﻠﻮﻣﺎﺕ ﻋﻠﻰ ﺍﻹﻧﺘﺮﻧـﺖ ‪ Information Publishing‬؟‬

‫ﺗﻌـﺪ ﻋﻤﻠـﻴﺔ ﺍﻟﻨﺸﺮ ﺍﻹﻟﻜﺘﺮﻭﱐ ﻟﻠﻤﻌﻠﻮﻣﺎﺕ ﺇﺣﺪﻯ ﻭﺳﺎﺋﻞ ﺗﻮﻓﲑ ﻣﻌﻠﻮﻣﺎﺕ ﻟﻶﺧﺮﻳﻦ ﺩﻭﻥ ﺍﳊﺎﺟﺔ ﺇﱃ ﺗﻀﻴﻴﻊ ﺍﻟﻜﺜﲑ ﻣﻦ‬
‫ﺍﻟﻮﻗـﺖ ﻭﺍﳌﺎﻝ ، ﻭﺗﻌﲎ ﻛﻠﻤﺔ ﻧﺸﺮ ﺍﳌﻌﻠﻮﻣﺎﺕ ﺃﻱ ﻋﺮﺿﻬﺎ ﻋﻠﻰ ﺍﻹﻧﺘﺮﻧﺖ ﺑﺸﻜﻞ ﺻﻔﺤﺎﺕ ﻭﻳﺐ ، ﻭﻧﺮﻯ ﺃﻥ ﲨﻴﻊ ﺍﻟﺸﺮﻛﺎﺕ‬
‫ﻭﺍﳌﺆﺳﺴﺎﺕ ﻭﺍﻷﺷﺨﺎﺹ ﻳﻘﻮﻣﻮﻥ ﺑﻨﺸﺮ ﻣﻨﺘﺠﻬﻢ ﻭﺗﺴﻮﻳﻘﻪ ﻋﱪ ﻫﺬﻩ ﺍﻟﺼﻔﺤﺎﺕ ﻭﻳﺘﻢ ﻣﺸﺎﻫﺪﺗﻪ ﻣﻦ ﲨﻴﻊ ﺃﳓﺎﺀ ﺍﻟﻌﺎﱂ
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ﻋﻤـﺮ اﻟﻨﺤـﺎل‬

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‫051 ‪   ‬‬

‫‪:134 ‬‬

‫&? 051‬

‫ﻣﺎ ﻫـﻲ ﺃﻫﻢ ﺍﳋﺪﻣـﺎﺕ ﺍﻟﱵ ﺗﻘﺪﻣﻬـﺎ ﺷﺒﻜـﺔ ﺍﻹﻧﺘﺮﻧـﺖ ؟‬

‫ﺍﻟﱪﻳﺪ ﺍﻹﻟﻜﺘﺮﻭﱐ ‪ : Electronic Mail‬ﻳﻘﻮﻡ ﺍﻟﱪﻳﺪ ﺍﻹﻟﻜﺘﺮﻭﱐ ﺑﺪﻭﺭ ﺣﻴﻮﻱ ﰲ ﺍﻟﺮﺑﻂ ﺑﲔ ﻣﺴﺘﺨﺪﻣﻲ ﺍﻹﻧﺘﺮﻧﺖ ﰲ ﲨﻴﻊ‬
‫ﺍﺠﻤﻟﺎﻻﺕ ﻭﳐﺘﻠﻒ ﺍﻟﺘﺨﺼﺼﺎﺕ ، ﻭﻳﺘﻴﺢ ﻟﻠﻤﺴﺘﺨﺪﻡ ﺍﻻﺗﺼﺎﻝ ﺑﺄﻗﺮﺍﻧﻪ ﰲ ﺃﻱ ﻣﻜﺎﻥ ﰲ ﺯﻣﻦ ﻗﻴﺎﺳﻲ ﻻ ﻳﺘﻌﺪﻯ ﺑﻀﻊ ﺛﻮﺍﱐ ﻭﻳﺘﻠﻘﻰ‬
‫ﺍﻟﺮﺩ ﰲ ﺣﺎﻟﺔ ﻭﺟﻮﺩ ﺍﳌﺘﻠﻘﻲ ﺃﻣﺎﻡ ﺟﻬﺎﺯﻩ ﺑﻘﺮﺍﺀﺓ ﺑﺮﻳﺪﻩ ﺍﻹﻟﻜﺘﺮﻭﱐ
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‫ﺗـﺒﺎﺩﻝ ﺍﳌﻠﻔـﺎﺕ ‪ :Exchanging Files‬ﻳﻌـﺪ ﺗـﺒﺎﺩﻝ ﺍﳌﻠﻔﺎﺕ ﻣﻦ ﺃﻫﻢ ﺍﳋﺪﻣﺎﺕ ﺍﳌﻄﻠﻮﺑﺔ ﰲ ﻋﺼﺮﻧﺎ ﻫﺬﺍ ﻭﻫﻲ ﺗﺘﻴﺢ‬
‫ﻟﻠﻤﺴﺘﺨﺪﻡ ﺍﻟﻌﺎﺩﻱ ﻟﺘﺒﺎﺩﻝ ﺍﻟﺒﻴﺎﻧﺎﺕ ﻭﺍﳌﻌﻠﻮﻣﺎﺕ ﰲ ﺻﻮﺭﺓ ﻣﻠﻔﺎﺕ
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‫ﺍﻟﺪﻟـﻴﻞ ﺍﻹﻟﻜﺘﺮﻭﱐ ‪: Electronic Guide‬ﻫﺬﻩ ﺍﳋﺪﻣﺔ ﻣﺸﺎﻬﺑﺔ ﻟﺪﻟﻴﻞ ﺍﳍﺎﺗﻒ ، ﻭﻣﻦ ﺧﻼﳍﺎ ﳝﻜﻦ ﺍﳊﺼﻮﻝ ﻋﻠﻰ ﺍﻟﱪﻳﺪ‬
‫ﺍﻹﻟﻜﺘﺮﻭﱐ ﺃﻭ ﺭﻗﻢ ﺍﳍﺎﺗﻒ ﻷﻱ ﻣﺸﺘﺮﻙ
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‫‪‬‬

‫531: ﻛﻴـﻒ ﻳﺘـﻢ ﺍﻟﻌﺜـﻮﺭ ﻋﻠـﻲ ﺍﻟﺼﻔﺤـﺎﺕ ﺍﳌﻨﺸـﻮﺭﺓ ؟‬

‫ﻳﺘﻢ ﺍﻟﻌﺜﻮﺭ ﻋﻠﻰ ﺻﻔﺤﺎﺕ ﺍﻟﻮﻳﺐ ﺍﳌﻨﺸﻮﺭﺓ ﻋﻦ ﻃﺮﻳﻖ ﳏﺮﻛﺎﺕ ﺍﻟﺒﺤﺚ ﺍﻟﺸﻬﲑﺓ ﺃﻭ ﻋﻦ ﻃﺮﻳﻖ ﺭﻭﺍﺑﻂ ﻣﻦ ﻣﻮﺍﻗﻊ ﺃﺧﺮﻯ‬
‫ﺃﻭ ﻋـﻦ ﻃﺮﻳﻖ ﺍﻟﺪﻋﺎﻳﺎﺕ ﺍﻹﻟﻜﺘﺮﻭﻧﻴﺔ ﺃﻭ ﺍﻷﺻﺪﻗﺎﺀ ﻭﻟﻜﻦ ﰲ ﻫﺬﻩ ﺍﻷﻳﺎﻡ ﻭﺧﺎﺻﺔ ﺑﻌﺪ ﺗﻄﻮﻳﺮ ﳏﺮﻛﺎﺕ ﺍﻟﺒﺤﺚ ﺍﺻﺒﺢ ﺑﺎﻟﺴﻬﻮﻟﺔ‬
‫ﺍﻟﻌﺜﻮﺭ ﻋﻠﻰ ﺗﻠﻚ ﺍﻟﺼﻔﺤﺎﺕ
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‫ﺇﻋﻄﺎﺀ ﺍﻟﺘﻌﻠﻴﻢ ﺻﺒﻐﺔ ﺍﻟﻌﺎﳌﻴﺔ ﻭﺍﳋﺮﻭﺝ ﻣﻦ ﺍﻹﻃﺎﺭ ﺍﶈﻠﻲ
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‫ﺗﻄﻮﻳﺮ ﻣﻬﺎﺭﺍﺕ ﺍﻟﻄﻼﺏ ﻋﻠﻰ ﺍﺳﺘﺨﺪﺍﻡ ﺍﳊﺎﺳﻮﺏ
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‫ﺳﺮﻋﺔ ﺍﻟﺘﻌﻠﻴﻢ ، ﻭﺧﺎﺻﺔ ﰲ ﺍﻟﻔﺘﺮﺍﺕ ﺍﻟﺼﻌﺒﺔ ﺍﻟﱵ ﲤﺮ ﻬﺑﺎ ﺑﻼﺩﻧﺎ
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‫ﺳﻬﻮﻟﺔ ﻭﻣﺮﻭﻧﺔ ﰲ ﺗﻄﻮﻳﺮ ﺍﳌﻨﺎﻫﺞ ﺍﳌﻮﺟﻮﺩﺓ ﻋﻠﻰ ﺷﺒﻜﺔ ﺍﻹﻧﺘﺮﻧﺖ
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‫‪:138 ‬‬

‫ﻣﺎ ﻫـﻲ ﻣـﺰﺍﻳـﺎ ﻭﻓﻮﺍﺋـﺪ ﺍﻹﻧﺘﺮﻧــﺖ ﰲ ﻋﺼﺮﻧـﺎ ﺍﳊﺎﻟـﻲ ؟‬

‫1- ﺗﻮﻓﲑ ﺍﻟﻜﺜﲑ ﻣﻦ ﺍﳌﻌﻠﻮﻣﺎﺕ ﺍﻟﺘﻘﻨﻴﺔ ﻧﻈﺮﹰﺍ ﻻﲡﺎﻩ ﻣﻌﻈﻢ ﺍﻟﺸﺮﻛﺎﺕ ﺇﱃ ﺍﻟﻨﺸﺮ ﻋﻠﻰ ﺍﻹﻧﺘﺮﻧﺖ ﺑﺪﻻ ﻣﻦ ﺍﻟﻨﺸﺮ ﺍﻟﻮﺭﻗﻲ ﻭﺍﻟﺒﻄﺊ‬
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‫ﻧﺴﺒﻴﺎ
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‫3- ﺇﻣﻜﺎﻧﻴﺔ ﲢﺪﻳﺚ ﺍﳌﻌﻠﻮﻣﺎﺕ ﺑﺼﻮﺭﺓ ﺩﻭﺭﻳﺔ ﻣﻦ ﺧﻼﻝ ﺍﳋﺪﻣﺎﺕ ﺍﳌﺘﺼﻠﺔ ﻬﺑﺎ
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‫5- ﺗﺴﻬﻴﻞ ﻋﻠﻰ ﺍﳌﺴﺘﺨﺪﻡ ﺍﳋﻮﺽ ﰲ ﲝﺮ ﻣﻦ ﺍﳌﻌﻠﻮﻣﺎﺕ ﰲ ﺃﻗﻞ ﻭﻗﺖ
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‫7- ﻧﺸـﺮ ﺍﻹﻋﻼﻧـﺎﺕ ﺍﻟﺘﺠﺎﺭﻳـﺔ ﻭﺑﺘﻜﻠﻔﺔ ﺭﺧﻴﺼﺔ
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‫‪:140‬‬

‫ﻣﺎ ﻫـﻲ ﺍﳌﺰﺍﻳـﺎ ﻭﺍﻹﻣﻜﺎﻧﻴـﺎﺕ ﺍﳉﺪﻳﺪﺓ ﻟﻠﺘﺴﻮﻳـﻖ ﺍﻹﻟﻜﺘﺮﻭﻧـﻲ ؟‬

‫ ﺗﻮﻓـﲑ ﺍﻷﻣـﻮﺍﻝ ﻭﺧﻔﺾ ﻣﻴﺰﺍﻧﻴﺔ ﺍﻟﺘﺴﻮﻳﻖ ﻣﻦ ﺧﻼﻝ ﺍﺳﺘﺨﺪﺍﻡ ﺍﻟﻜﺘﺎﻟﻮﺟﺎﻥ ﻭﻛﺘﺐ ﺍﻟﺪﻋﺎﻳﺔ ﺍﻹﻟﻜﺘﺮﻭﻧﻴﺔ ﺍﻟﱵ ﻻ ﲢﺘﺎﺝ ﺇﱃ‬‫ﻃﺒﺎﻋﺔ ﻭﲣﺰﻳﻦ ﻭﺗﻮﺯﻳﻌﻬﺎ ﻋﻠﻰ ﺍﻟﻌﻤﻼﺀ
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‬‫ ﺃﺗﺎﺡ ﻟﻠﻤﺴﺘﻬﻠﻜﲔ ﺍﻟﺘﻌﺮﻑ ﻋﻠﻰ ﺍﻟﺒﻀﺎﺋﻊ ﻭﺃﺳﻌﺎﺭﻩ ﻋﻠﻰ ﻣﺪﺍﺭ 42 ﺳﺎﻋﺔ ﺩﻭﻥ ﺃﻱ ﻣﻘﺎﺑﻞ ﻭﺑﺪﻭﻥ ﺃﻱ ﺟﻬﺪ
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ﻋﻤـﺮ اﻟﻨﺤـﺎل‬

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‫3002‬

‫051 ‪   ‬‬

‫‪:142 ‬‬

‫&? 051‬

‫ﻛﻴـﻒ ﺗﺘـﻢ ﺗﻮﻇﻴـﻒ ﺍﳋﺪﻣـﺎﺕ ﺍﻹﻟﻜﺘﺮﻭﻧﻴـﺔ ﰲ ﺍﻟﺘﺴﻮﻳـﻖ ؟‬

‫1- ﺗﺒﺎﺩﻝ ﺍﻟﺒﻴﺎﻧﺎﺕ ﺇﻟﻜﺘﺮﻭﻧﻴﺎ
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‫2- ﺍﻟﱪﻳــﺪ ﺍﻹﻟﻜﺘﺮﻭﱐ
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‫3- ﻟﻮﺣﺎﺕ ﺍﻹﻋﻼﻧﺎﺕ ﺍﻹﻟﻜﺘﺮﻭﻧﻴﺔ
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‫4- ﺧﺪﻣـﺔ ﺍﻟﻌﻤـﻼﺀ ﺇﻟﻜﺘﺮﻭﻧﻴﺎ
...


‫‪:143 ‬‬

‫ﻣﺎ ﻫـﻲ ﺃﻗﺴــﺎﻡ ﺍﻟﺘﺠــﺎﺭﺓ ﺍﻹﻟﻜﺘـﺮﻭﻧﻴــﺔ ؟‬

‫ ﺷﺮﺍﺀ ﻭﺑﻴﻊ ﺍﳌﻨﺘﺠﺎﺕ ﻭﺗﺴﻮﻳﻘﻬﺎ
...


‫‪:145 ‬‬

‫ﻣـﺎﺫﺍ ﻳﻘﺼـﺪ ﺑﺄﻧﻈﻤـﺔ ﺍﳌﻌﻠﻮﻣـﺎﺕ ﺑﻴـﻦ ﺍﳌﺆﺳﺴـﺎﺕ ؟‬

‫ﻫـﻮ ﻧﻈـﺎﻡ ﻳـﺮﺑﻂ ﺑﲔ ﻋﺪﺓ ﺟﻬﺎﺕ ﲡﺎﺭﻳﺔ ﻭﻏﺎﻟﺒﺎ ﻣﺎ ﺗﻜﻮﻥ ﺷﺮﻛﺔ ﻣﺎ ﻭﻣﺰﻭﺩﻫﺎ ﻭﻣﺴﺘﻬﻠﻜﻬﺎ ، ﻭﻣﻦ ﺧﻼﻝ ﻫﺬﺍ ﺍﻟﻨﻈﺎﻡ‬
‫ﹰ‬
‫ﻳﺴﺘﻄﻴﻊ ﺍﻟﺒﺎﻋﺔ ﻭﺍﳌﺸﺘﺮﻭﻥ ﺗﻨﻈﻴﻢ ﻭﺗﺮﺗﻴﺐ ﺍﳌﻌﺎﻣﻼﺕ ﺍﻟﺘﺠﺎﺭﻳﺔ ﺍﻟﺮﻭﺗﻴﻨﻴﺔ ﻭﻫﻜﺬﺍ ﻳﺘﻢ ﺗﺒﺎﺩﻝ ﺍﳌﻌﻠﻮﻣﺎﺕ ﺑﲔ ﺍﳌﺆﺳﺴﺎﺕ
...
Electronic Data Interchange‬‬‫ ﺍﻟﺸﺒﻜﺔ ﺍﻹﺿﺎﻓﻴﺔ ‪
...
Electronic Funds Transfer‬‬‫م
...


‫‪:147 ‬‬

‫ﻣﺎ ﺍﻟﻔﺮﻕ ﺑﻴـﻦ ﺍﻟﺘﺠـﺎﺭﺓ ﺍﻹﻟﻜﺘﺮﻭﻧﻴـﺔ ﺍﻟﺒﺤﺜﻴـﺔ ﻭﺍﳉﺰﺋﻴـﺔ ؟‬

‫ﻫﻨﺎﻙ ﻋﺪﺓ ﺃﺷﻜﺎﻝ ﻟﻠﺘﺠﺎﺭﺓ ﺗﻌﺘﻤﺪ ﻋﻠﻰ ﺩﺭﺟﺔ ﺗﻘﻨﻴﺔ ﺍﳌﻨﺘﺞ ﻭﺍﻟﺘﻘﻨﻴﺔ ﺍﻟﻌﻤﻠﻴﺔ ، ﻓﺄﻱ ﺳﻠﻌﺔ ﳑﻜﻦ ﺃﻥ ﺗﻜﻮﻥ ﻣﻠﻤﻮﺳﺔ ﺃﻭ ﺭﻗﻤﻴﺔ ،‬
‫ﻓﺎﻟﺘﺠﺎﺭﺓ ﺍﻹﻟﻜﺘﺮﻭﻧﻴﺔ ﺗﻨﻘﺴﻢ ﺇﱃ ﺛﻼﺛﺔ ﺃﻗﺴﺎﻡ:‬
‫ ﲡﺎﺭﺓ ﺗﻘﻠﻴﺪﻳﺔ ﲝﺜﻴﺔ
...


‫‪:149 ‬‬

‫ﻣﺎ ﻫـﻮ ﺍﺷﻬـﺮ ﻣﻮﻗـﻊ ﻟﻠﺘﺠـﺎﺭﺓ ﺍﻹﻟﻜﺘﺮﻭﻧﻴـﺔ ؟‬

‫ﻣﻮﻗﻊ ‪ General Motors‬ﳛﺘﻮﻱ ﻋﻠﻰ ﺍﻛﺜﺮ ﻣﻦ 00042 ﺻﻔﺤﺔ ﻣﻦ ﺍﳌﻌﻠﻮﻣﺎﺕ ﻭﳛﺘﻮﻱ ﺃﻳﻀﺎ ﻋﻠﻰ ﺍﻛﺜﺮ ﻣﻦ )‬
‫000421( ﻭﺻﻠﺔ ﺇﱃ ﻣﻨﺘﺠﺎﺕ ﺍﻟﺸﺮﻛﺎﺕ ﻭﻭﻛﻼﺋﻬﻤﺎ
...

‫ﺍﻟﺘﺠﺎﺭﺓ ﺍﻹﻟﻜﺘﺮﻭﻧﻴﺔ ﰲ ﺍﻟﻔﺘﺮﺓ ﺍﻷﺧﲑﺓ ﻗﺪﻣﺖ ﺍﻟﻜﺜﲑ ﻣﻦ ﺍﻟﺘﺴﻬﻴﻞ ﻟﻠﻮﺻﻮﻝ ﺇﱃ ﺷﺮﻛﺎﺕ ﻭﻣﻨﺘﺠﺎﺕ ﱂ ﺗﻜﻦ ﻣﺘﻮﻓﺮﺓ ﺳﺎﺑﻘﺎ
...

‫ﲰﺤﺖ ﺍﻟﺘﺠﺎﺭﺓ ﺍﻹﻟﻜﺘﺮﻭﻧﻴﺔ ﺍﻻﺷﺘﺮﺍﻙ ﰲ ﺍﳌﺰﺍﺩﺍﺕ ﺍﻻﻓﺘﺮﺍﺿﻴﺔ
...

‫ﺗﺴﻤﺢ ﺍﻟﺘﺠﺎﺭﺓ ﺍﻹﻟﻜﺘﺮﻭﻧﻴﺔ ﻟﻠﺰﺑﺎﺋﻦ ﺑﺘﺒﺎﺩﻝ ﺍﳋﺒـﺮﺍﺕ ﻭﺍﻵﺭﺍﺀ ﲞﺼﻮﺹ ﺍﳌﻨﺘﺠﺎﺕ
...
ﻋﻤـﺮ اﻟﻨﺤـﺎل‬

‫14‬

‫3002‬

    150

150 ?&

  
A
: Asynchronous Serial Interface
B
BIOS : Basic Input / Output System
C
CRT : Cathode Ray Tube
D
DVD : Digital Video Disc
E
EPRM : Erasable Programmable ROM
F
FMD : Flash Memory Disk
G
GAN : Global Area Network
H
HDC : Hard Disk Controller
I
IDD : Integrated Drive Disk
J
JPGE : Joint Photographic Expert Group
ASI

K
KSR : Keyboard Send Receive

L
LCD

: Liquid Crystal Diode
M

MIDI : Musical Instrument Digital Interface

N
NIC
OEM

2003

42

: Network Interface Card
O

: Original Equipment Manufacturer
P
‫م
...
infoseek
...
com
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‫ﺣﻘــﻮﻕ ﺍﻟﻄﺒــﻊ ﳏﻔﻮﻇــﺔ ﻟﺪﻳﻨـــــﺎ‬

E -Mail:
omarsoft@yahoo
...
ﻋﻤـﺮ اﻟﻨﺤـﺎل‬


Title: حول المعلومات
Description: شكرا للكم