A.无权要求退货赔偿,因为王某购买空调后久存不用
B.有权要求某商场或某冷气制造公司退货赔偿,因为经营者没有适当履行其质量保证义务,应当承担由此产生的民事责任
C.只有权向某商场要求退货,因为是某商场销售的
D.只有权向某冷气制造公司要求退货赔偿,因为是某冷气制造公司生产的
第1题
In a switched LAN network, what is the Spanning-Tree algorithm used for?
A. It is used to provide a mechanism for routing updates in switched environments.
B. It is used to prevent routing loops in networks with redundant routes.
C. It is used to prevent switching loops in networks with redundant switched routes.
D. It is used to manage, the addition, deletion, and naming of VLANs across multiple switches.
E. It is used to segment a network into multiple collision domains.
F. None of the above.
G. All of the above are functions of STP.
第2题
Which bend or knot is used to tie a small line to a larger one ________.
A.Becket bend
B.Bowline
C.Clove hitch
D.Lark's head
第3题
What is special about this new dictionary?
A.It is small and cheap.
B.It has a larger vocabulary.
C.It has 40% more examples.
D.It is designed for students and teachers.
第4题
A. The number of broadcast domains will be decreased.
B. It will make the broadcasting of traffic between domains more efficient between segments.
C. It will increase the number of collisions.
D. It will prevent segment 1‘s broadcasts from getting to segment 2.
E. It will connect segment 1‘s broadcasts to segment 2.
第5题
A.The number of broadcast domains will be decreased.
B.It will make the broadcasting of traffic between domains more efficient between segments.
C.It will increase the number of collisions.
D.It will prevent segment 1's broadcasts from getting to segment 2.
E.It will connect segment 1's broadcasts to segment 2.
第6题
A. all routers in a local segment
B. all routers in an autonomous system
C. all hosts in a local segment
D. all hosts in a particular multicast group
第7题
What is the purpose of the spanning-tree algorithm in a switched LAN?
A.To provide a monitoring mechanism for networks in switched environments.
B.To manage VLANs across multiple switches.
C.To prevent switching loops in networks with redundant switched paths.
D.To segment a network into multiple collision domains.
E.To prevent routing loops in networks.
第8题
What is the difference between larger classes and small classes?
A.Larger classes often have some group discussions under the assistant instructor.
B.Small classes often have some discussions on some assigned readings, etc
C.Larger classes' main work is to teach and small classes' main work is to discuss.
D.Larger classes sometimes have group discussions and small classes have both lectures and discussions.
第9题
What is the difference between larger classes and small classes?
A.Larger classes often have some group discussions under the assistant instructor.
B.Small classes often have some discussions on some assigned readings, etc.
C.Larger classes' main work is to teach and small classes' main work is to discuss.
D.Larger classes sometimes have group discussions and small classes have both lectures and discus sions.
为了保护您的账号安全,请在“上学吧”公众号进行验证,点击“官网服务”-“账号验证”后输入验证码“”完成验证,验证成功后方可继续查看答案!