2. 50. . () . . 1. 2. 3. 4. 51. 4 3 3. 52. 1. 2. (web board)3. 4. 53. 1. Smart Card 2. Fingerprint3. Barcode4. Wifi54. . . . . HTML . . (Java) 1. . .2. . . 3. . .4. . .55. 1. Wifi IP2. Wifi Bluetooth3. 3G ADSL4. 3D Ethernet 4. 56. 1. 2. 3. 4. 57. 1.70 (4) 1. 53 .2. 80 .3. 53 .4. 80 .58. 1. 2. Network Interface Card3. Volatile4. ASCII EBCEDIC 8 ---------------------------------------------------------------------------------------------