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When scaling Coheren

题目

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
参考答案和解析
正确答案:B
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Whichtwotriggersaremousemovementtriggers?()

A.When-Mouse-Up

B.When-Mouse-Move

C.When-Mouse-Down

D.When-Mouse-Click

E.When-Mouse-Leave


参考答案：B, E

第2题：

Acompanywantstorunmultipleapplicationsonanx445toservetheiruserbase.OSandapplicationlicensingcostisafactor.WhichTWOquestionswillhelpthespecialistdecideontheoperatingenvironmentandthenumberofprocessorsperserver？（）

A.Whataretheapplications’scaling（multi-threading）capabilities？

B.HowdoesL3cachesizeimpactapplicationperformance？

C.Howmanyserversarerunningtheapplicationstoday？

D.WhatistheexpectedsizeofthedataattachedtotheserverinGB’s？

E.WilltheapplicationsdisabletheHyperthreadingontheXeonprocessor？


参考答案：A, C

第3题：

当VNF实例状态为failed时,可通过人工干预的方式,删除实例或者将实例状态变成()状态

A、manual_scaling

B、terminating

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答案：B

第4题：

A customer wants to improve the availability of a web application and provide more predictable scalability when scaling out the application.    Which Feature of WebLogic should you recommend to help solve this problem?（）

  • A、Oracle Web Grid
  • B、ActiveCache
  • C、Coherence Grid Edition
  • D、WebLogic Session Replication
  • E、Coherence Web Edition

正确答案:C

第5题：

A bypass line provided around a waste heat auxiliary boiler in a diesel engine exhaust system, may be used to avoid boiler ______.

A.corrosion at low engine loads

B.erosion at high engine loads

C.overload at high engine loads

D.scaling at all exhaust temperatures


正确答案：A

第6题：

When does the warranty of the XIV Storage System start? ()

A. when the order is placed

B. when the product is shipped

C. when the product is delivered

D. when the product is installed


参考答案：D

第7题：

Which three of these are important when determining NAS Server scaling? ()

A. interface bandwidth

B. rescan timer interval

C. total number of network devices

D. number of new user authentications per second

E. which operating system is loaded on the client

F. number of checks performed in a posture assessment.


参考答案：B, D, F

第8题：

_____, water turns into ice.

A、When freezing

B、When frozen

C、When it has been frozen

D、When freezes to it


参考答案：B

第9题：

Which three of these are major scaling， sizing， and performance considerations for an IP secdesign？ （）

  • A、 connection speed
  • B、 number of remote sites
  • C、 features to be supported
  • D、 types of devices at the remote site
  • E、 whether packets are encrypted using 3DES or AES
  • F、 number of routes in the routing table at the remote site

正确答案:A,B,C

第10题：

You are evaluating a Windows Azure application. The application uses one instance of a web role. The role instance size is set to Medium. The application does not use SQL Azure.   You have the following requirements for scaling the application：   - Maximize throughput.  - Minimize downtime while scaling. - Increase system resources.   You need to recommend an approach for scaling the application.  What should you recommend？（）  

  • A、 Set up vertical partitioning.
  • B、 Set up horizontal partitioning.
  • C、 Increase the number of role instances.
  • D、 Change the role instance size to large.

正确答案:C

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