题目内容

对于锥度为50mm的硅砖焦炉来说,如果结焦时间为21小时之内,其机焦侧温差为()

A. 56-60℃
B. 40-50℃
C. ﹤40℃
D. ﹥50℃

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特种作业人员经过“三级安全教育”培训取得特种作业操作资格证书可上岗。()

A. 正确
B. 错误

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The Testking router is running RIP as the routing protocol, and the IP routing table is displayed below: Gateway of last resort is 10.1.2.2 to network 0.0.0.0 10.0.0.0/24 is subnetted, 2 subnets R 10.1.3.0 [120/1] via 10.1.2.2, 00:00:00, Serial0/0 C 10.1.2.0 is directly connected, Serial0/0 C 10.1.5.0 is directly connected, Serial0/1 C 10.1.6.0 is directly connected, FastEthernet0/0 R* 0.0.0.0/0 [120/1] via 10.1.5.5, 00:00:00, Serial0/1 Based on the output above, if an administrator pings host 10.1.8.5 from host 10.1.6.100, how will the router TestkingA process the ICMP packets?()

A. The packets will be discarded.
B. The packets will be routed out the S0/0 interface.
C. The packets will be routed out the S0/1 interface.
D. The packets will be routed out the Fa0/0 interface.
E. The packets will be routed through the 10.1.2.2 gateway.

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