A. Mantraps B. Fingerprint scanners C. CCTV systems D. Retina scanner E. Proxy card readers
A.网关地址 B.SNA服务器 C.邮件服务器 D.Web服务器 E.子网掩码
A. Optical mouse B. Handheld digitizer C. Barcode reader D. Touchscreen E. Document scanner F. Keyboard G. External USB drive
A. the SCSI adapter. B. each device. C. the first device. D. the last device. E. the server's parallel port.
A. Set the clear password jumper on the motherboard B. Enter the BIOS setup and select the clear password setting C. Remove the power cord from the power supply and then plug it back in D. Power cycle the PC E. Remove the CMOS battery for 15 minutes
