Chapter 08 - Discovering Computers Fundamentals, 2011...

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Unformatted text preview: Discovering Computers Fundamentals, 2011 Edition Living in a Digital World O bjectives Over view {A89EB14C-147F-453B-8A33-0D3DC807C7A9} {303004EE-886C-4D04-8187-F1A0D1F84B46} {8728E5B5-572A-4379-BFD8-34EE1349A140} {F9022B54-68C2-4973-9A00-460029290542} s messaging services, wireless Internet access points, cybercafés, global po es of networks:purpose MANs, and WANs software Explain the LANs, of communications of the components required fo Discuss the purpose • See Discovering Computers 22 O bjectives Over view {D106D101-98E2-4ADD-B050-08FB6FD9C7E3} {28F3CC85-875D-4982-955E-6A035C41B842} {0DBE317E-6473-4E8E-B003-9A3E62800C9A} {F5CE0C6D-97F0-4B85-A15F-6B0360AB281F} s for communications over the telephone network Describe commonly used communications devices transmission up a h Describe various physical and wireless ways to set media Discuss different • See Discovering Computers 33 C ommunications {59BA7ACC-E9DF-49BA-8532-9AB20073C825} {0138B112-B3C4-4EBA-89DD-CDDDECD15DEE} Communications channel Receiving device • Page Com Discovering Computers {25D78B53-A3F9-4AD5-9A26-37471F3273FE} Sending device 44 C ommunications • Page Discovering Computers 55 U ses of Computer C ommunications {7B3DF310-5919-409E-9CEB-78168F05B2CD} {D020948C-160C-4F88-B9D6-F603C0040363} {3F2AD896-5E5E-4B1F-8C78-27A073A5283C} {CA8C38F3-1C27-4556-BF79-C2B7014B8213} {910E125A-CEC2-4071-98B8-4A4AC0475287} {A52A10AB-DAEF-4ECB-8CE7-6748D063D3CB} {C447C2B5-5BF7-419E-8EBF-DD694B5BAB63} {12141673-DD4E-4CAB-AEEA-11E722C3D393} {475F3E8D-7F7C-48C3-B3F3-26A2608E44A5} {62F41540-EC4D-42B2-A3A9-7814D8861455} {8B1800AE-AA5A-4986-9E84-8ABD9CB8EB5D} {4821E1A4-AF7A-4A3E-B926-D10603EAB49A} {D8F71D07-E92E-48BE-A77B-5CFF26184E98} {5CF2288F-D546-4A5A-B3A6-D63423BD05BA} {A26B5C5C ideoInstant messaging Fax VoIP rooms RSS folders conferencing Internet Newsgroups Chat FTP Web Wikis 2.0 Web Web Blogs E- • Click to view Web Link, click Chapter 8, Click Web Link from left navigation, then click Wikis below Chapter 8 Page Discovering Computers 66 U ses of Computer C ommunications • Page Users Discovering Computers 77 U ses of Computer C ommunications {D1A74DB9-8C97-44F8-B13E-B89EC9FAE735} {2D8E1C51-6879-412B-A0D7-76FB49D01605} {164106D4-CCD6-4A48-8AFB-34ED96E81A25} {CD569442-58F1-45C3-8E5A-70022B1989B7} Video text messages on amessagingother users to device or to exchange real short messaging instant users to allows mobile send pictures and sound f Wireless allows phone or allows wireless users computer Picture messaging send short video clips • Click to view Web Link, click Chapter 8, Click Web Link from left navigation, then click Video Messaging below Chapter 8 Page Discovering Computers 88 U ses of Computer C ommunications • • Page Discovering Computers 99 U ses of Computer C ommunications • Page A Discovering Computers 10 10 U ses of Computer C ommunications {AE722D5C-FBF0-440B-9741-44365C8E9B29} {6E939734-8349-45FE-AB95-8DFAFCFEEC83} {E4C8DC80-55E5-486A-9E29-6BA1F49ACB7F} Available as a handheld device Built into many mobile deviceswith new vehicles Available • • Click to view Web Link, click Chapter 8, Click Web Link from left navigation, then click GPS below Chapter 8 A Page Discovering Computers 11 11 U ses of Computer C ommunications • Page Discovering Computers 12 12 U ses of Computer C ommunications {6AE2ECEC-5C41-4DB4-B5C5-A3889E6980FD} {81FE4BD7-9D34-4F2F-B6FC-6033C461511D} {28D30D62-EFE4-4CF5-A2DC-30D80B630A4F} Document management systems Web conferences Online meetings • • Page Discovering Computers 13 13 U ses of Computer C ommunications • Page Discovering Computers 14 14 U ses of Computer C ommunications rojects andvoice message intoover a network e n analog for one or more people form a message share information digital {3D030B2E-8730-4EEF-980E-FF04EF8528D2} {6B155B97-50C1-41E6-8359-1D606B240D61} Groupware {61336A2E-7110-4E94-A14D-A9B3A4B5DFB6} Voice mail {27503B07-E6EF-44EA-B388-C9239A959605} {2C6A7076-F992-43CA-BA57-CCE46BF565F3} Major feature is group scheduling a storage location on a hard disk in the A voice mailbox is Component of workgroup computing • Page Discovering Computers 15 15 U ses of Computer C ommunications • • Page Discovering Computers 16 16 N etwor k s {86D60753-8C6B-441C-8EA2-54D30174B40E} {4163DBCB-8936-4F51-B849-9E23F46F0A3E} {61F1253F-9190-46C1-94EF-E59B5382914D} {A1A2B8F9-330F-4D19-BCF9-8A54035B06E6} Sharing hardware communications Facilitating Sharing software and information Sharing data • Page A Discovering Computers 17 17 N etwor k s • Page A Discovering Computers 18 18 N etwor k s • Page A Discovering Computers 19 19 N etwor k s Client/server network • • The Page Peer-to-peer network Discovering Computers 20 20 N etwor k s • • Click to view Web Link, click Chapter 8, Click Web Link from left navigation, then click P2P below Chapter 8 Page Discovering Computers 21 21 N etwor k s Star network • • A Page Bus network Discovering Computers Ring network 22 22 N etwor k s {F3D7C17C-8D6B-48CD-AB23-5940C9E35F7D} {676D7679-559D-4BCA-907D-27C0B948D33B} s an internal network that uses Internet technologies suppliers to access pa An extranet allows customers or • Page Discovering Computers 23 23 N etwor k Communications Standar ds {C43F282D-BB16-4EF7-A6A2-A6633A90B930} {16897897-0ACA-422B-9F66-B5320B2B992C} {719AA5FA-A466-45F8-B195-38EC6BC15880} {72130512-71FB-4B0B-9302-A42E86E2F191} {890B74CE-8479-4F06-96DA-B80032B468BC} {5419FDE4-68E1-467B-B9D3-068C5C5D94DC} {B64677E5-F64B-41C6-B362-1D433C04FA56} {4205452E-54C6-4340-879B-F3099F310C07} {1874F76E-8317-4471-AE37-A2096E5E194E} {CA9C1543-CBAD-43E1-9FF4-AF5288D9323F} UWB Token ring Bluetooth TCP/IP WAP IrDA RFID Wi-FiEthernet WiMAX • Page Discovering Computers 24 24 N etwor k Communications Standar ds {D48CA669-DB9C-4A19-9A62-096B456A1CE2} {305FB2A0-0F1D-44FB-B7E7-05E0352537A8} {0C289E35-E95F-4AC9-BE1E-F5D745B6E117} dard specifies thatare routed from devices on that network share or pass a sp es how messages computers and one end of the specifies another Ethernet is a network standard a network to no computer con • Click to view Web Link, click Chapter 8, Click Web Link from left navigation, then click Ethernet below Chapter 8 Page Discovering Computers 25 25 N etwor k Communications Standar ds • • Page Discovering Computers 26 26 N etwor k Communications Standar ds • • Click to view Web Link, click Chapter 8, Click Web Link from left navigation, then click RFID below Chapter 8 Page Blueto Discovering Computers 27 27 N etwor k Communications Standar ds mail eb {90AEBE7E-AC08-4331-86E2-B15CE597A5BF} {563BFBB3-84B6-493C-AE10-ABB059F5C749} pplication Protocol (WAP) ) WiMAX (802.16 {9DC53543-F74A-4A38-B229-7CCC00FCA2AB} {E542673C-8483-4395-A697-006236A77562} {FF04B7E3-6AE9-4889-AA30-46ACF2286F8E} {E07D2E0A-7774-4A72-90CD-BE69FE280FC7} {7C4E90D0-1202-4FC0-A5A6-E8859517BBDA} {53699613-FB05-4D07-A83F-50D8862C43BE} me mobile devices can display the content of Internet services client/server network by Two types are fixed wireless and mobileawireles Developed wireless broadband Internet access cover 30-mi Provides IEEE Towers can {C94528B6-9CC9-483C-ABFC-781771F94FE3} Chat rooms • Page Discovering Computers 28 28 C ommunications Softwar e {7CDF04EA-1207-4BF3-A9C3-D202CEE88B96} {732FCAFF-3305-42D9-87D3-C69744A862BE} {9E582E46-9028-459A-BEFC-810712988B0D} smission of data, instructions, and information for users toor network Help users establish a connection to another computer communicate w Provide an interface • • Page Discovering Computers 29 29 C ommunications Over t he Telephone Networ k • Page The Discovering Computers 30 30 C ommunications Over t he Telephone Networ k {2B4E8536-E627-4896-9C3E-2B64D2184280} {D63B9E76-B0B3-4A9F-BA8E-74D7D0D6749C} {0D4C3F64-1FAC-4344-8477-A58282D895BC} ISDNDedicated line DSL • Page {5DD89D61-47BF-4CC4-B283-4FC335A3948A} {F8001EBD-3E1B-43E8-BE76-035732615DAC} {BC0CF20C-2722-4CCF-AD4B-DFDE2469AE8B} {8A6F3925-D40F-4950-9F43-233B5DFFC0F4} ATM T-carrier line Dial-up lines FTTP Discovering Computers 31 31 C ommunications Over t he Telephone Networ k • Page Discovering Computers 32 32 C ommunications D evices • Page A Discovering Computers 33 33 C ommunications D evices {25E15CBD-D8A0-4C80-9D9C-8F1D9B859B3A} Cable modem • Page A {E62ACE82-38C5-4B1D-AAC2-FB6121C09BDF} {D77D3F0F-32BE-491C-A073-D51BDDD37EB7} DSL modem Discovering Computers ISDN modem 34 34 C ommunications D evices • Page Discovering Computers 35 35 C ommunications D evices • Page A Discovering Computers 36 36 C ommunications D evices • Page A Discovering Computers 37 37 C ommunications D evices • Page A Discovering Computers 38 38 H ome Networ k s {14EEB6F2-8C37-42B2-9710-DE487497C862} {3F93DFAF-48E3-4F01-9685-8D2300989FF7} {B9B59114-FC5B-4217-91E6-C2A77A7ACBCE} {379C9622-D94C-4D6C-AA94-A950DC25DEB7} {CDFF4E9E-613D-4079-B330-DF94E4F0C3F0} {6335BCCC-989D-4BB2-B189-B6B6F4C1A6B3} {B1B6796F-5C72-4AC9-98FA-DF8B78B90828} nnect to the Internet at Share a use VoIPfilesthe Internet Share other compu multiplayer games Subscribethegamesingle high-speed programs on peripherals Connect and consoles to and Internet connection to same Access time • Click to view Web Link, click Chapter 8, Click Web Link from left navigation, then click Home Networks below Chapter 8 Hom Page Discovering Computers 39 39 H ome Networ k s • Page Discovering Computers 40 40 C ommunications Channel • Page The Discovering Computers 41 41 P hysical T r ansmission M edia Twisted-pair cable Fiber-optic cable Coaxial cable • Page Discovering Computers 42 42 Wir eless T r ansmission M edia {82170609-E023-42ED-891C-7B867A91A95A} {B02A14EA-7BA2-4BE8-9D90-608DF4484172} Infrared • {360485E8-0B89-4B5D-9443-F4B7C55EA46F} {F2E37C6B-073E-49F5-BDF2-7691C23039AA} Cellular radio Broadcast radio Communications Satellite Microwaves Click to view Web Link, click Chapter 8, Click Web Link from left navigation, then click Mobile TV below Chapter 8 Page {0932C819-322B-473A-AD9B-DB67BCD5FEF4} Discovering Computers 43 43 V ideo: Got Your Video Right H er e CL I CK T O ST ART Discovering Computers 44 44 Summar y {89A84145-BDF5-4E27-B06C-22E04C1040D9} {4BE61A80-F514-4E80-B78E-1A2FBAB1DD95} {9F74EFCD-35DB-49E3-9585-279D7B40095F} nications devices,of communications terminology join computers into a net Overview media, and procedures How to and applications • Page Discovering Computers 45 45 Discovering Computers Fundamentals, 2011 Edition Living in a Digital World Chapter 8 Complete ...
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