A. rate limiting of ICMP
B. RADIUS authorizations
C. source address validation
D. stateful firewall on the router
第1题:
A.protocol
B.source-address
C.port
D.application
E.attacks
第2题:
以下程序段的输出结果为( )。 int j=2 switch (j){ Case 2: system.out.print("two."): Case 2+1: System.out.println("three."); break: default: System.out.println (“value is”+j): Break }A.B.two
A.two.three.
B.two
C.three
D.value is 2
第3题:
A.错误
B.正确
第4题:
You will want two trees about ten feet apart, from _____ to suspend your tent.
(A) there (C) which
(B) them (D) where
选择D
可改写为you will want two tress about ten feet apart, to suspend your tent from.
只要有介词摆在空格之前,选项是which, them ,there ,where肯定是which
介词+which+动词不定式,整体做定语
第5题:
A.ping
B.Telnet
C.FTP
D.TCP
E.IP
第6题:
A.“bounce_protect_margin”参数取值范围是0~127
B.“bounce_protect_margin”现网主流设置是8
C.“bounce_protect_margin”现网主流设置是15
D.“bounce_protect_margin”现网主流设置是5
E.“bounce_protect_margin”现网主流设置是9