44. The table shows that the non-work-related activities employees most often do was_______
A) going online
B) talking with each other
C) writing personal e-mails
D) making personal phone calls
查看答案
45. Why does the writer suggest that activity No. 3 should continue?
A) It can help employees increase motivation.
B) It can help managers to check on the work accounts.
C) It can show how much time employees actually work.
D) It can encourage young employees to work more efficiently.
IPv6中IP地址的长度为( )
A. 32
B. 64
C. 96
D. 128
IPv6基本报头的长度是固定的,包括( )个字节。
A. 20
B. 40
C. 60
D. 80
下列哪些地址是IPv6 link-local unicast地址( )。
A. FC80::FFFF
B. FE80::FFFF
C. FE88::FFFF
D. FE80::1234