A.0
B.1
C.5
D.100
第1题:
Refer to the exhibit. During the process of configuring a virtual link to connect area 2 with the backbone area, the network administrator received this console message on R3:*Mar 1 00:2 5:01.084: %OSPF -4- ERRRCV: Received invalid packet: mismatch area ID, from backbone area must be virtual link but not found from 20.20.20.1, Serial 0 .How should the virtual link be configured on the OSPF routers to establish full connectivity between the areas?()
A.R1(config - router)# area 0 virtual - link 1.1.1.1R3(config - router)# area 2 virtual - link 3.3.3.3
B.R1(config - router)# area 1 virtual - link 2.2.2.2 R3(config - router)# area 1 virtual - link 2.2.2.2
C.R1(config - router)# area 1 virtual - link 20.20 .20.2 R3(config - router)# area 1 virtual - link 30.30.30.2
D.R1(config - router)# area 1 virtual - link 30.30.30.3 R3(config - router)# area 1 virtual - link 20.20.20.1
E.R1(config - router)# area 1 virtual - link 3.3.3.3 R3(config - router)# area 1 virtual - link 1.1 .1.1
第2题:
A.[RTA-Ethernet0/0]vrrpvrid1virtual-ip10.1.1.254
B.[RTA]vrrpvrid1virtual-ip10.1.1.254
C.[RTA-Ethernet0/0]vrrpvrid1virtual-ip10.1.1.254mask255.255.255.0
D.[RTA]vrrpvrid1virtual-ip10.1.1.254mask255.255.255.0
第3题:
下列错误信息中,()是异常对象的名字。 Traceback (most recent call last): File "E:/教学/exp/异常/ex.py", line 1, in <module> 1/0 ZeroDivisionError: division by zero
A.ZeroDivisionError
B.NameError
C.IndexError
D.KeyError
第4题:
ThenetworksetupforthistroubleticketisshowninFigure3.
TroubleTicketStatement
DSW1andR4cannotpingR2’sloopbackorR2’ss0/0/0/0.12IPv6address.InitialtroubleshootingshowsandR2isnotanOSPFv3neighboronR3.
ConfigurationonR2
ipv6unicast-routing!
ipv6routerospf6
router-id2.2.2.2!
interfaces0/0/0/0.23
ipv6address2026::1:1/122
ConfigurationR3
ipv6unicast-routing!
ipv6routerospf6
router-id3.3.3.3!
interfaces0/0/0/0.23
ipv6address2026::1:2/122
ipv6ospf6area0
Figure3
OnWhichdeviceisthefaultconditionlocated?()
第5题:
第6题:
在一个模块里面定义的变量与函数,默认为私有的,如果要想对外暴露其内部的私有变量与函数,只能通过()实现
A.module.imports
B.module.exports
C.module.throws
D.module.public