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单选题When scaling Coherence from one to two cache servers， it will not show the same scalability as two to four. Why？（）A  Coherence uses a more efficient TCMP algorithm going from two to four cache serversB  When going from one to two cache servers， object 

题目
单选题
When scaling Coherence from one to two cache servers， it will not show the same scalability as two to four. Why？（）
A

 Coherence uses a more efficient TCMP algorithm going from two to four cache servers

B

 When going from one to two cache servers， object backups are copied across servers so work is doubled，but going from two to four is a fixed amount of work

C

 Near cache is enabled with a larger quorum thus performance is improved

D

 all of the above

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相似问题和答案

第1题：

Which two benefits does the Juniper DX provide?() (Choose two.)

A. It compresses all images.

B. It protects servers from DDoS attacks.

C. It protects servers from SynFlood attacks.

D. It loads all content from web servers to flash.


参考答案：B, C

第2题：

The number and position of hydrants arranged on board shall be such that _______，one of which shall be from a single length of hose，may reach any part of the ship normally accessible to the passengers or crew while the ship is being navigated．

A.at least two jets of water which shall be from the same length of hose

B.at least two jets of water emanating from the same hydrant

C.at least two jets of water not emanating from the same hydrant

D.at least two jets of water not emanating from the same hydrant，one of which shall be from a single length of hose


正确答案：D

第3题：

From the passage, how many places have the name Valencia?

A. One.

B. Two.

C. Three.

D. Four.


正确答案：C
39．答案为C  此题为综合细节题。问题提出有几个地方的名字都是瓦伦西亚?在文章中数数可以知道一共是三处，故选C。

第4题：

In which two situations should you run the command sync group?（） (Choose two.)

  • A、when you enable Unified Failover
  • B、when you create an ActiveN group
  • C、when you synchronize the sticky table
  • D、when you require synchronization of the 3G Cache objects

正确答案:A,B

第5题：

As he is going to work in Holland for two years,he will be parted from his two children.

A: stayed
B: separated
C: far
D: worked

答案：B
解析：
句意：由于他要到荷兰去工作两年，所以他得同自己的两个孩子分开。四个选项中，A. stay的意思是“住、逗留”，人作主语时应该选用主动语态；C. far意思是“远的”; D. work的意思是“工作”;B. separate的意思是“分开、隔离”,be separated from表示“和……分离开”，题目中画线部分的意思是“分开、隔离”,be parted from的意思是“同……分开”，因此B选项符合题意。

第6题：

A customer has two single cluster IBM TS7700 Virtualization Engines at the same site. The customer wants to move one to a remote site and set up a grid configuration with the two clusters. The customer has fibre between the two sites. What is the most important factor to consider when planning the new configuration?（）

A. operator training

B. cache size of the two clusters

C. fibre bandwidth capability between the sites

D. number of stacked tape drives attached to each cluster


参考答案：C

第7题：

When I try to understand（ ）that prevents so many Americans from being as happy as one might expect,it seems to me that there are two causes.

A.why it does
B.what it does
C.what it is
D.why it is

答案：C
解析：
该题考查句子结构。根据题干，“that...might expect”在句中做understand的宾语。宾语从句可由连接词that引导，that仅起连接作用，常可省略。若连接词在句中兼起一个句子成分的作用，则应使用what,how,when,why,who,which,where等连词，但要用陈述语气，根据句意答案为C，连接词在句中做表语。

第8题：

Users can define policy to control traffic flow between which two components? ()(Choose two.)

A. from a zone to the router itself

B. from a zone to the same zone

C. from a zone to a different zone

D. from one interface to another interface


参考答案：B, C

第9题：

Which of the following is true when considering the Server load-balancing design within the E-Commerce Module of the Enterprise Campus network？（）

  • A、 Routed mode requires the ACE run OSPF or EIGRP
  • B、 Bridged mode switches a packet between the public and the private subnets when it sees itsMAC address as the destination
  • C、 Two-armed mode will place the SLB inline to the servers， with different client-side and a server-side VLANs
  • D、 One-armed mode， which uses the same VLAN for the client， the ACE， and the servers， requiresa traffic-diversion mechanism to ensure the traffic return from the server passes though the ACE

正确答案:D

第10题：

Which two benefits does the Juniper DX provide?（） (Choose two.)

  • A、It compresses all images.
  • B、It protects servers from DDoS attacks.
  • C、It protects servers from SynFlood attacks.
  • D、It loads all content from web servers to flash.

正确答案:B,C

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