题目内容

Refer to the exhibit. Which two statements are correct regarding the creation of a multicastdistribution tree? ()

A. Each router determines where to send the JOIN request.
B. The tree will be built based on the IP address of the E2 interface on router E
C. The best path to the source will be discovered in the unicast routing table on router B
D. The best path to the source will be discovered in the unicast routing table on router C
E. The best path to the source will be discovered in the unicast routing table on router E

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流感的确诊的主要依据是()

A. 发病季节
B. 呼吸道症状轻微而全身中毒症状重
C. 病毒分离
D. 流行规模

Refertotheexhibit.Whichrecommendedpracticeisapplicable?()

A. Ifnocorelayerisdeployed,thedesignwillbeeasiertoscale.
B. Ifnocorelayerisdeployed,therewillbefewercablingrequirements.
C. Ifnocorelayerisdeployed,thedistributionswitchesshouldnotbefullymeshed.
D. Adedicatedcampuscorelayerisnotneededforconnectingfewerthanfivebuildings.
E. Adedicatedcampuscorelayershouldbedeployedforconnectingthreeormorebuildings.

信息加工理论认为,尽管人的记忆同时出现一系列信息的能力是有限的,便如果把信息组织成(),不仅可以增加信息摄取量,而还有助于保持记忆。

A. 有意义的组块
B. 形象化内容
C. 相关问题
D. 软件形式

教育心理学家奥苏贝尔认为,()

A. “教学是教师引起的、维持或促进学生学习的所有行为。”
B. “教学是在教育目标的规定下,教师的教与学生的学共同组成的一种教育活动。”
C. “促进学是教的唯一的、固有的目的。学是教的成就的唯一可行的测量标瘁。只有当教本身能有效地操纵制约着学习的那些心理学变量时,教才会有效。”
D. “所谓教学乃教师教、学生学的统一活动;在这个活动中,学生掌握一定的知识和技能,同时,身心获得一定的发展,形成一定的思想品德。”

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