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When a system has both online transaction processing as well

题目
单选题
When a system has both online transaction processing as well as large batch processing， which of the following common procedures will best help to improve system performance？（）
A

 Boost the priority of batch jobs.

B

 Schedule batch runs to reduce contention with OLTP.

C

 Schedule OS maintenance such that it includes frequent application of PTFs.

D

 Perform incremental backups of transaction processing and full backups of batch processing.

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相似问题和答案

第1题：

For GMDSS，when may a compulsory vessel not be allowed to leave port ________．

A.When the vessel is in an overloaded condition

B.When the vessel has arranged for both duplication of equipment AND shore-based maintenance

C.When the vessel has replaced a required piece of GMDSS-related equipment but its performance has not been verified or logged

D.When the vessel is carrying only two licensed GMDSS Radio Operators and is capable of performing all required functions


正确答案：C

第2题：

Which option is true when calculating round-trip delay in IP SLA operations？（）

  • A、The processing time on the end routers is only assessed for operations that involve the responder.
  • B、The processing time on the end routers is only assessed for operations that involve the transmitter.
  • C、The processing time on the end routers is only assessed for operations that involve both the responder and the transmitter.
  • D、The processing time on the end routers is not assessed for neither the responder nor the transmitter.

正确答案:A

第3题：

● The （71） has several major components, including the system kernel, a memory management system, the file system manager, device drivers, and the system libraries.

（71）

A. application

B. information system

C. operating system

D. information processing


正确答案：C

第4题：

The System Administrator has set up shared processors on three partitions in the p5 590 system. The shared processors have been set to uncapped. The system administrator notices that the logical partition is acting like it is capped. What is the most probable cause?（）

  • A、The uncapped weight has been set to 0.
  • B、The uncapped weight has been set to 128.
  • C、The processing unit for that partition was set to .1 processing units. A full processor was  assigned.
  • D、The processing unit for that partition was set to 0.50 processing units. A full processor was assigned.

正确答案:A

第5题：

When a system has both online transaction processing as well as large batch processing， which of the following common procedures will best help to improve system performance？（）

  • A、 Boost the priority of batch jobs.
  • B、 Schedule batch runs to reduce contention with OLTP.
  • C、 Schedule OS maintenance such that it includes frequent application of PTFs.
  • D、 Perform incremental backups of transaction processing and full backups of batch processing.

正确答案:B

第6题：

Online distance learning is an instructional system which connects learners with educational resources．Students work on their own at home,at work,or at school and communicate with faculty and other students by means of e-mail,electronic meetings,videoconferencing,chat rooms,instant messaging and other forms of computer-based communication．There are both advantages and disadvantages to online distance learning.
There are many benefits to using online distance learning environments．Online education is available all the time,anywhere and to all people．However,there are weaknesses for some learners．The online learner only has the written text and no other face-to-face hints．This may confuse the learner and cause misunderstanding．While distance learning allows for an openness,it is also difficult because it is done by e-mail messages and writing,and therefore may take more time than face-to-face learning．Sometimes the messages can be overwhelming for many online students.
Universities,colleges and schools use online distance learning environments．These are important for students who may be unable to attend classes for various reasons like illnesses or busy everyday schedules．Some learners just want to further their studies at home．They enjoy the convenience of home learning as they take regular programs or enrichment classes.
Online courses keep learners very occupied at all hours of the day．There are a great many messages and other online resources to read and respond to．Most learners have regular jobs or attend regular school classes on ground as well．However,the benefits are clear．Online distance learning is becoming very popular．Some online classes have become a profitable business as they replace regular traditional means of learning.

Which of the following is TRUE of the passage about online distance learning?

A.It has more disadvantages than advantage
B.It is a learning form based on interne
C.It is not available for some student
D.It has only enrichment classe

答案：B
解析：
从第一段可知，远程教育是以计算机为最基本的应用工具，通过电子邮件、聊天室等形式进行授课和听课。也就是通过网络。

第7题：

When an ICMP redirect is received， which of the following options is the most appropriate to conclude？（）

  • A、A routing table has changed
  • B、The IP address has changed
  • C、The system has become a gateway
  • D、A hacker is posing a threat to the system

正确答案:A

第8题：

The(71)has several major components, including the system kernel, a memory management system, the file system manager, device drivers, and the system libraries.

A．application

B．information system

C．operating system

D．information processing


正确答案：C
解析：操作系统包含以下主要部件：系统内核、内存管理系统、文件管理系统、设备驱动程序和系统库。

第9题：

A customer currently has five partitioned POWER4 systems and is adding new systems.  When the pSeries technical specialist introduces the first p5 system with CoD into this environment， how should the HMC be handled？（）

  • A、Order a new HMC to support the p5 system.
  • B、Attach the new p5 system to the existing HMC.
  • C、Upgrade the existing HMC to accommodate both the POWER4 and p5 systems.
  • D、Do nothing.  This system does not require an HMC.

正确答案:A

第10题：

What IBM pre-sale resource has technical information and general configuration details for System x， BladeCenter， Intellistation， System x storage products and options in both Adobe PDF， and online HTML？（）

  • A、ServerProven
  • B、System x Sales Configuration Aid （xSCA）
  • C、Configuration & Options Guide - （COG）
  • D、Standalone Solutions Configuration Tool （SSCT）

正确答案:C

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