P.3 1.1 1.2 P.4-6 2.1 2.2 P.7-8 3.1 3.2 3.3 3.4 3.5 P.9-14 4.1 4.2 P.15-29 5.1 5.2 5.3 5.4 5.5 P.30-42 6.1 6.2 P.1
6.3 ( ) 6.4 ( ) 6.5 6.6 6.7 6.8 P.43 P.44-48 8.1 8.2 P.49 P.50 P.51 P.2
1.1 1.2 P.3
2.1 i ) a. b. P.4
ii ) a. b. 1. a. b. P.5
2.2 ( ) P.6
3.1 3.2 (WEP) Wi-Fi (WPA) Wi-Fi (WPA) 3.3 P.7
3.4 5000 (PDA) 3.5 P.8
4.1 P.9
9 2 (PDA) PoE Aヽ B 4.2 3 4 A PoE ( ) 8-1 2 B Buy SmartDraw!- purchased copies print this document without a watermark. Visit www.smartdraw.com or call 1-800-768-3729. P.10
8 7 PoE N6 PoE A B 1 2 1 3 4 3 3 4 P.11
A PDA N6 A B A Buy SmartDraw!- purchased copies print this document without a watermark. Visit www.smartdraw.com or call 1-800-768-3729. (PDA) (PDA) 100 100 100 110 3000 200 (PDA) 200 3000 A 1500 (PDA) 1500 B P.12
400 ヽ800 ヽ4 100 ヽ4x400 (PDA) B N6 B B PDA Buy SmartDraw!- purchased copies print this document without a watermark. Visit www.smartdraw.com or call 1-800-768-3729. 3 1 (PDA) (PDA) (PDA) P.13
P.14
5.1 a.) 1. ( ) Wi-Fi (WWANs) 2. / 户 ( AC / DC 0.7 1.5 P.15
18-38 10x8 27x22cm13 15x11 39x28cm17 3 12 (1.4 to 5.4 kg) 3. UMPC Project OrigamiProject Origami 20 8-800 480 (UMPC) Windows XP Windows XP USB 2.0 256 MB 2 GB 30 160 GB AMD GPS Wi-Fi P.16
4. /. b.) ( www.cisco.com ) ( ) 5 2 3 5 (5= ) 3 5 2 3 (5= ) PDA P.17
4-5 9- c.) 1. AP 100 PoE Access Point P.18
2. N6 8 4 1 1 1 PoE 3. 11 4. NIC P.19
5.2 1. LAN 踪 XP Windows XP 2. LAN P.20
: Spreadsheet: Database and client software: 5.3 P.21
1. 1. 2. 2. 3. 4. 5. P.22
1. 1. 2. 2. 3. 4. P.23
5.4 / / 5.5 1. UTP STP 100 RJ - 45 P.24
1 2 4 MbpsLocalTalk 3 10 Mbps 4 20 Mbps 16 Mbps 5 Data to 100 Mbps (Fast Ethernet) / / a) BNC b) P.25
1. 2. 1. 1. 2. 2. 3. 4. 3. 1. 1. 1. 2. 2. 2. 5 UTP P.26
2. Wi - Fi IEEE 802.11a, IEEE802.11b, IEEE802.11g IEEE 802.11a IEEE 802.11b IEEE 802.11g IEEE 802.11b IEEE 802.11g IEEE 802.11b IEEE 802.11g IEEE 802.11a IEEE 802.11a (MAX)/(TYPICAL) 54 Mbps/ 25Mbps 11 Mbps/ 6.5Mbps 54 Mbps/ 25Mbps 5 GHz 2.4 GHz 2.4 GHz ( ) 30 50 30 1999 1999 2003 IEEE802.11g IEEE802.11g IEEE802.11b IEEE802.11g IEEE802.11b IEEE802.11g IEEE802.11b IEEE802.11g IEEE802.11g IEEE802.11a IEEE802.11g IEEE802.11a IEEE802.11g IEEE802.11g IEEE802.11g P.27
5.6 Wi-Fi WPA-PSK Wi-Fi WPA (WEP) Wi-Fi WEP WPA-PSK WEPWPA-PSK WEP WPA-PSK 24 48 (TKIP) 16.7 500 4 10 20 P.28
a b NOD RAID UPS RAID UPS UPS P.29
6.1 6:00 a.m. 6:05 a.m. 6:10 a.m. B A 6:20 a.m. 6:35 a.m. A A B 6:45 a.m. A B ( ) ( ) 7:05 a.m. ( ) 7:25 a.m. ( ) 8:00 a.m. 2 6 1 B A A B 725. P.30
6.2 6.3-10 3 2 2 1 1 3 A B 4 2 1 1 1 A P.31
B 6.4 UTP B A 4 1 1 8 2 2 A B A 2 B P.32
A ( ): P.33
B ( ): B ( ): 6.5 7 A B Windows XP A A P.34
A A 715 : : : P.35
6.6 a) 8 AB : b) ' ' P.36
c) A A 100 100MH110MH200 3000 B 3 B 400 800 4 4x400 1500 d) e) P.37
: 6.7 a) :// 'O' 112 2> 2 P.38
b) RAID CH5 UPS CH5 DVD DVD DVD c) (LAN messenger) 6.8 i) ii) UTP UTP ' '' ' P.39
iii) 1) : : 2) : 8 : 没 P.40
3 iv) 1 (active directory) 2) (LAN messenger) (LAN messenger) P.41
LAN messenger v) 1) 2) P.42
8 $200 x1 +$ 200 $250 x3 +$ 750 ( ) x2 ( ) x1 ( ) x9 ( ) ( )x1 $1000 x2 +$2000 ( ) $2 x9 +$018 (DVD) ( ) x6 8 $200 x1 +$ 200 ( ) x1 $250 x1 +$ 250 $3418 (PDA) P.43
8.1 1. 2. 3. 4. 5. 1. 2. 3. 4. 5. WPA-PSK 1. 2. Internet Explorer 3. admin password 4. 5. WPA - PSK (Wi-Fi Protected Access Pre-Shared Key) 6. 7. P.44
1. 2. Internet Explorer admin password 3. 4. 5. 6. MAC 7. 8. MAC 9. MAC P.45
? P.46
8.2 N = 0 N = N + 1 N>3?? P.47
2 4 2 11 1 9 1 8 2 (DVD) (4.7GB) 6 P.48
P.49
着 P.50
1) http://en.wikipedia.org/wiki/wi-fi_protected_access 2) http://en.wikipedia.org/wiki/mobile_device 3) http://www.price.com.hk/search.jsp?g=&q=pda 4) http://en.wikipedia.org/wiki/computer_networking_device 5) http://en.wikipedia.org/wiki/network_topology 6) http://en.wikipedia.org/wiki/star_network 7) http://en.wikipedia.org/wiki/ring_network 8) http://en.wikipedia.org/wiki/bus_network 9) http://en.wikipedia.org/wiki/twisted_pair 10) http://en.wikipedia.org/wiki/coaxial_cable 11) http://en.wikipedia.org/wiki/optical_fibre 12) http://hk.yahoo.com 13) http://www.google.com.hk 14) http://eclass.xxx.edu.hk 15) Lai, Cheng, Yau (2006), Computer and Information Technology for HKCEE Book 1, 2nd Edition, Longman Hong Kong Education 16) Lawrence Y.L., Wong Kit Chan (2003) Computer and Information Technology for HKCEE Module C Data Communications and Networking 17) http://en.wikipedia.org/wiki/umpc 18) http://en.wikipedia.org/wiki/laptop_computer 19) http://en.wikipedia.org/wiki/pda 20) http://en.wikipedia.org/wiki/tablet_computer 21) http://www.cisco.com/web/hk/learning/expo/images/pdf/9.pdf 22) http://hk.knowledge.yahoo.com/question/?qid=7007112505015 23) http://en.wikipedia.org/wiki/lan_messenger 24)http://www.softpedia.com/progScreenshots/Softros-LAN-Messenger-Screenshot-8 906.htm 25) http://www.soft3k.com/paltalk-p2918.htm 26) http://www.electronic-whiteboard.com/info-help.htm P.51