wang shengjie computer networks de wang sheng (1 resultados)

paperback. Condición: Good. Ship out in 2 business day, And Fast shipping, Free Tracking number will be provided after the shipment.Paperback. Pub Date :2002-05-01 Publisher: Unknown title: computer networks and data communications Original Price: $ 29.00 Author: Wang Shengjie ed Publisher: Publication Date :2002-5-1ISBN: 9787113047290 Words: Page: Revision: Binding EXECUTIVE SUMMARY 1. complete description of the computer network knowledge. the explanation of both communication principle and practicality of an orderly and gradual manner to give readers a variety of data communication technology and application. chapter: Editor's Choice: Folio: size and weight the Reserve exercises. illustrated as computer-related professional network Textbook Table of Contents Chapter 1 communication standards and protocols Introduction 11-1 Why application brief review of learning communication 21-1-1 21-1-2 41-1-3 focus the 61-2 standards and 71-2-1 on Organization for Standardization standard demands 71-2-2 standard-setting bodies 71-3 open systems and the OSI model 91-3-1 the model outlined 111-3-2 physical layer 131-3-3 data link layer 171-3-4 the network layer 181-3-5 transport layer 231-3-7. 191-3-6 session layer. said layer of 261-3-8 application layer 281-4 IEEE802 Committee 291 -4-1 IEEE and ISO-Fi model comparison 301-4-2 IEEE 802.3 Subcommittee of 311-4-3 each device's physical address are different 351-4-4 36 jobs which media 36 Chapter 2 Communication foundation 392-1 communication transmission media 402-1-1 of metal conductor 412-1-2 optical fiber 432-1-3 wireless communication 472-1-4 transmission media comparing 562-2 communications services and communications equipment 572-2-1 telephone system 572-2-2 602-2-3 integrated services digital network cellular telephone 602-2-4 fax 622-3 encoding the 632-3-1 ASCII code 632-3-2 EBCDIC code 672-3-3 Bo Germany codes. Moores code. and BCD 712-4 analog and digital signal 732-4-1 digital encoding schemes 732-4-2 analog signal 752-4-3 bit rate 792-5 modulation and demodulation 822-5 - a digital-to-analog conversion 842-5-2 analog-to-digital conversion 87 90 Chapter 3. job data communication 913-1 transmission mode 923-1-1 serial and parallel transmission 923-1-2 asynchronous and synchronous transmission 933-1-3 single 963-2 interface standard. duplex and full-duplex communication 963-2-1 RS-232 interface 973-2-2 RS-232's use 993-2-3 null modem 993-2-4 RS-449 interface 1003 -2-5 X.21 interface 1023-3 multiplexed 1043-3-1 frequency division multiplexed 1063-3-3 1053-3-2 division multiplexed statistical multiplexer 1073-3 -4 T-1 lines 1093-4 competition agreement the 1113-4-1 ALOHA agreement 1123-4-2 carrier detect multiple access 1143-4-3 the conflict detection 1163-4-4 token transfer 1183-4-5 agreement Conclusion 1223-5 data compression 1223-5-1 the Huffman coding 1233-5-2 run-length encoded the 1263-5-3 relative coding 1273-5-4 Lempel-Ziv coding 1283-5-5 image compression 1323-5-6 JPEG 1333-5-7 MPEG 1393-5-8 compression technology 142 jobs 143 4th chapter LAN and WAN the network overview 1454-1 computer network functions. the definition of the structure and classification of the 1464-1-1 computer network 1464-1 -2 computer network function 1474-1-3 computer network in classification 1484-2 LAN and WAN definition of historical events of 1524-3 LAN and WAN's history 1554-3-1 guide LAN and WAN invention. briefly 1564-3 - 167 Chapter 5 LAN 2 LAN and WAN history 1584-4 LAN and WAN connections 1634-5 using bridges. routers and gateways and network connection between 1644-6 LAN and WAN data conversion 166 job WAN 1695-1 communication between protocol layers the the 1705-2 application of the OSI model bus topology of 1735-3 network type 1735-3-1 1745-3-2 ring topology 1755-3-3 star topology 1765-3-4 star wiring bus network 1775-4 LAN transmission methods 1785-4-1 Ethernet (Ethernet: IEEE802.3) 1785-4-2 token ring network (Token Ring: IEEE802.5) 1805-4-3 FDDI 1835 - 5 WAN communication 1845-5-1 the telecommunications WAN 185.