A.NNTPB.NTPC.TFTPD.FTPWhich of the following protocols ……

单项选择题When the DHCP server is unavailable for a network, how will PCs attempt to configure their NICs?（）

A. PCs will attempt to use the last address assigned to them
B. PCs will pull from a static address pool
C. PCs will use APIPA
D. PCs will prompt the user for an address

单项选择题A user is trying to connect their new desktop to the network but is unable to get an IP address. The technician tests the cable and finds that there are too many open pairs. Which of the following wiring standards needs to be used in the replacement cable?（）

A. 568B
B.Crossover
C. 569-A
D. 607-A