ภInternet ŕ¸
ก ก
ภ! " #$% &' ( ) *& +ภ, " - " ) . - . /0 1 2 - "& ภ3 " #( ) 4 1 5 5 ( 5 - .varunyu_butrin@yahoo.com " )&=>5 5 1( ) ?& +ภ, #
Internet Inter 5 @+* #5 ) *ภInternational ภ"& ) - . %) #5 ) *ภInternet 4) (net) - . %) #5 ) *ŕ¸
Internet
Intranet Intra "& ) ! * Intranet 1+*"& ) 4) ! * ภ- . (&( ) @ (
Homepage IJ 1ภ5 5 ? ) ภ- .5 IJ 1 .1# (K ภ/ 5 . * . +* % 1$%
Web Page ( ) ) 5 (5 - .( ) )5 " ก4 * ?(K 1# ก ) # $%# & " ) IJ 11# ก ) # $%# & ก( #IJ 1 5 " ก -) " ) ? 1 -/ก333333 5
Web Site
Home Page + Web Page = Web Site
Home Home Page Page
Web Web Page Page
Web Web site site
Browser Microsoft Internet Explorer
Domain Name .com .co.th .org .net .ac.th
= = = = =
commercial ? , -- .1 -# ? ภ4 *(- Organization * ภ- .( )" *$ ภ( Government 5 ) * ` @ 2+ภ,
ISP ISP = Internet Service Provider ภภ) * &b - *ภ) c$% 5 ? ภ- d
' ()* + , )-(.%/0 (Search engine)
5 ภภ? 4 % Search Engine &b ?(K - . ? ) * 3 - . I ภ" #- 5 - . 5 4 % - .$% *ภ5 ภภ- * 4 * Search Engine ภ-) *(& ? ) * 3 " #1 ภ?4 % 4 * ? %& . $% ) 4 - . *ภ" # *ภ? - .1 ภ?( ภ1#" * ?(K " #4 % ภ5 $%
ภ5 4 % Search Engine Search Engine "?)* ภ&b 3 & # !- 1. Keyword Index 2. Subject Directories 3. Metasearch Engine
1. Keyword Index 5 >ก ?ก * ?4 % ก) -5 * ก " ) # ก 1 " ก 5 5 %)4 *4 % ) 4 * $% *ก " - *"??ก *3 4 *4 % " # ก 5
)
www.altavista.com www.altavista.com
www.google.com www.google.com
2. Subject Directories 1 #5 5 # 4 *" ) # ? 1 ) 5 ภ. ภ? #( ภ1 5 5 %) 4+ %)ภ? 1 0> 04 * 1 5 5 %)" ) # ) 1#1 ภ?4 % 3 %) 4) 4 % #( Search Engine & # !- 1#@%ภ1 "?)* 5 ภ) " 1+* &b ` 4 % ภ5 ) (& ภ5 ) 4 *1# *ภ? *ภ4 *$% " # @%ภ* ภ5 %*
)
www.yahoo.com www.yahoo.com
www.sanook.com www.sanook.com
3. Metasearch Engines 1/ ) 4 * Search Engine k ภ1#( ) ` 4 % &b 4 * *1# . I *(& * Search Engine . " # * 5 ภ5 4 *4 % ) * ?(K & # !- ( "ภ) Y ER U Q
QUERY MetaSearch Engine COMBINDED RESULT
Search Engine
LT SU E R
RES U
QU ER Y
LT
Search Engine
www.dogpile.com www.dogpile.com
www.mamma.com www.mamma.com
5 ก >- . ก ? 1. 2. 3. 4. 5.
? 1 ก . ?(K "5 )* URL ? 1 ก - . %) . . * ? 1 ก > ? 1 ก ) >- . k ? 5 ? ก ก,0# ? 1 ก - . %) 5 4 * ?(K
' ()* + , )-(.%/0 (Search engine) by
+9 &ก ;ก .; !!! Google searches are NOT case sensitive george washington = George Washington = gEoRgE wAsHiNgToN
AND Google 1# and (" #) %) & #I ) 5 Vacation " # hawaii 4 % 1#5 t # - . ) vacation " # hawaii %)?-
and and Google Google
AND AND
Vacation Vacation AND AND hawaii hawaii
OR . *ภ5 5 +.*5 - * 2 5 ( 9- ,G HI.H ; %% ,ภH )
OR ) Computer 5 Network
or or Google Google
OR OR
Computer Computer OR OR network network
Common word ( ) the, to, of) Google 1# # - . 3(& ( ) the, to, of) " # ภ, . #1#- 5 5 * " )@ ภ@ ) 5 5 4 % *) 4+ ภ* . *5 + ) I (& %)5 ( * ภ) ) ) back +to nature
Back Back to to nature nature
Back Back +to +to nature nature
- .( ) *ภx (Negative terms) ) ) bass 5 5 Bass = ภ. ภ? ภ& Bass = . * 5 )
Bass - . ภ. ภ?&
Bass Bass == 21,000,000 21,000,000
Bass Bass -music -music == 11,400,000 11,400,000
Phrase searches ภ5 "??- * ( ภ5 - *ภ/) ) 5 . *5 " " 5
bangkok university
Bangkok Bangkok university university == 2,340,000 2,340,000
“Bangkok “Bangkok university” university” == 30,000 30,000
5 (z %&"?? . 3- .( ) ) HTML ( k filetype: ภ/ 4 *(z ภ/ 4 *(z ) Adobe Portable Document Format = pdf } Microsoft Excel = xls } Microsoft PowerPoint = ppt } Microsoft Word = doc
) Business filetype:ppt 5 ) ภ4 * business - . &b PPT " # * @ %(z 5 ) %&"??4 * HTML (
Business Business filetype:ppt filetype:ppt
) 5 ! tulip by google
tulip tulip
ŕ¸
ŕ¸
! ! " "ภภ#$% #$%Google Google
*+ ,
" "กก
" "กก
**+ , + ,
- - ก. ก.// " " " "** ก0ก0 ก ก ก ก
" "กก * * ก
ก
% ก1$ % ก1$ ++ , $ " , $ "
" "กก $ $ ++ , $ " , $ "
$ ก1 $ ก1 %2 %2, , ก. ก.//
ก Save?
3 3 1 1 * * 0 0ภภ,0,0ภภ! ! * ภ4 * ภ4 **Disk Disk " "ภภDisk Disk , , Save Save
&=>5 4 *ก 5 4 % 1 ก 1. 2. 3. 4. 5. 6.
( )( *"$ ก 5 ( 4 % # ก (& ( ) % - ก 5 ( 4 % ( ) *ก ? *ก ก ?ก ) 4 % - .( ) ก . 4 * $ ก 5 ก & . "& *
/ ภภภInternet ŕ¸
#$%.. . 0<= /> " 3