单选题Things have been changed by the following EXCEPT______.A the use of radar systems and automated instrumentsB the use of communication satellites and modern computersC the joint work of meteorologists and computer scientistsD weather information volume

题目
单选题
Things have been changed by the following EXCEPT______.
A

the use of radar systems and automated instruments

B

the use of communication satellites and modern computers

C

the joint work of meteorologists and computer scientists

D

weather information volume is large enough to compile and analyze

相似考题

1.I was () work last week, but I changed my mind.A.to startB.to have startedC.to be startingD.to have been starting

2.Things have been _________ badly for them.A、goneB、goingC、happenedD、happening

3.It‘s quite ______ me why such things have been allowed to happen. A. for B. behind C. against D. beyond

4.Not only the switches but also the old wiring ______ changed.A. haveB. areC. have beenD. has been

更多“Things have been changed by the following EXCEPT______.”相关问题

  • 第1题：

    We ______ very close，but things have changed recently. A. used to be B. are used to being C. are used to be D. were used to being


    正确答案：A

  • 第2题：

    Things have changed a lot since I was a child.

    A:greatly
    B:gradually
    C:suddenly
    D:frequently

    答案：A
    解析：
    本句意思：从我是小孩时，事情改变了很多。a lot意为“很多”，与greatly（大量地）意思 相近。gradually逐渐地；suddenly突然；frequently频繁地。

  • 第3题：

    Things have changed a lot since I was a child.

    A:gradually
    B:suddenly
    C:frequently
    D:greatly

    答案：D
    解析：
    本句意思：从我是小孩时，事情改变了很多。a lot意为“很多”，与greatly（大量地）意思 相近。gradually逐渐地；suddenly突然；frequently频繁地。

  • 第4题：

    Companycom has been performing scheduled backups of their data to tape using "tar" in a script for over one year with no problems. Recently, the tar command is returning a non zero return code during the backup phase, causing the script to fail. What is the primary cause of this problem?（）

    • A、The files have grown to over eight gigabytes in size
    • B、The file systems are corrupt, and fsck should be run
    • C、The tape block size has been changed from the default
    • D、The user’s limit has been changed to less than eight gigabytes

    正确答案:A

  • 第5题：

    A customer reports the optical drive is no longer responding. Which of the following questionsshould be asked FIRST?（）

    • A、“Did you log in with an administrator account?”
    • B、“Have you been to any inappropriate websites?”
    • C、“What have you changed since the optical drive worked properly?”
    • D、“What has changed since the optical drive worked properly?”

    正确答案:D

  • 第6题：

    Which of the following is required to ensure the completion of all tests within the automated procedure of thecluster test tool？（）

    • A、Application monitoring has been configured
    • B、Only disk heartbeat networks have been used
    • C、Cluster nodes are attached to two IP networks
    • D、Resource Group dependencies have been configured

    正确答案:C

  • 第7题：

    You are managing an Oracle Database 11g database with the following backup strategy：1） On Sunday， an incremental level 0 tape backup is performed.2） Monday through Saturday， a cumulative incremental level 1 tape backup is performed. Which twostatements are true regarding the backups performed（）

    • A、The backup performed in step 1 backs up all blocks that have ever been in use in the database.
    • B、The backup performed in step 2 copies all the blocks changed since the most recent level 0 backup.
    • C、The backup performed in step 1 backs up all the blocks changed since the most recent level 1 backup.
    • D、The backup performed in step 2 backs up all blocks that have changed since the most recent incrementalbackup at level 1

    正确答案:A,B

  • 第8题：

    单选题
    A machine has just been installed with AIX, and no system parameters have been changed. In order to enable routing function, which of the following "no" options should be changed?（）
    A

     set bcastping to 1 

    B

     set ipforwarding to 1 

    C

     set rfc1323 to 1 

    D

     set directed_broadcast to 1


    正确答案： B
    解析： 暂无解析

  • 第9题：

    单选题
    A customer reports the optical drive is no longer responding. Which of the following questionsshould be asked FIRST?（）
    A

    “Did you log in with an administrator account?”

    B

    “Have you been to any inappropriate websites?”

    C

    “What have you changed since the optical drive worked properly?”

    D

    “What has changed since the optical drive worked properly?”


    正确答案： D
    解析： 暂无解析

  • 第10题：

    单选题
    Things have been changed by the following EXCEPT______.
    A

    the use of radar systems and automated instruments

    B

    the use of communication satellites and modern computers

    C

    the joint work of meteorologists and computer scientists

    D

    weather information volume is large enough to compile and analyze


    正确答案： C
    解析：

  • 第11题：

    单选题
    Laura would have been more considerate if she had changed a little bit, _____?
    A

    hadn’t she

    B

    hasn’t she

    C

    wouldn’t she

    D

    didn’t she


    正确答案： B
    解析：
    虚拟语气及反义疑问句题。一般来说，反义疑问句要与主句的主语和谓语相对应，主句的谓语部分为would have been…，主语为Laura，在反义疑问句中用she指代，所以本题应选C。

  • 第12题：

    单选题
    Initially， for the Automatic Workload Repository （AWR） statistics，the retention period is set to 7 days， the collection interval is set to 30 minutes and the collection level is set to Typical in your production database. You have been using the Memory Advisor for the last three months to generate recommendations for tuning memory components. However，when you observe the Memory Advisor on a Friday，you find that the statistics are available only for two days， Thursday and Friday，of that week. What would have caused the statistics to be removed？（）
    A

    On Wednesday， the statistics have been purged.

    B

    On Wednesday， the retention period has been set to zero.

    C

    On Wednesday， the collection interval has been set to zero.

    D

    On Wednesday， the collection level has been changed to All.

    E

    On Wednesday， the retention period has been set to one day.

    F

    On Wednesday， the retention period has been set to two days

    G

    On Wednesday, the collection level has been changed to Typical.

    H

    On Wednesday, the collection interval has been set to 1440 minutes.


    正确答案： F
    解析： 暂无解析

  • 第13题：

    Not only the students but also the old teacher ______ been changed. A. was B. were C. has D. have


    正确答案：C

  • 第14题：

    Planning so far ahead___________no sense, because many things will have changed by nextyear.

    A.made
    B.is making
    C.makes
    D.has made

    答案：C
    解析：
    句意为提前计划没有任何意义，明年很多事情都会改变。根据句意可知，现在提前计划没有意义，不表示动作正在进行，故选C项。

  • 第15题：

    I have been asked to draw your attention to the following points.

    A:withdraw
    B:divert
    C:attract
    D:enhance

    答案：C
    解析：
    本句意思：“我被要求让你注意以下几点。”attract：吸引，例如：The race organizers are trying to attract sponsors.比赛的组织者在想方设法吸引赞助者。withdraw：撤走，例如：Government troops were forced to withdraw．政府军队被迫撤走了。divert：转移注意力，例如: Don't divert the subject into a side issue．别把话题转向枝节问题。enhance：增强，例如：This is an opportunity to enhance the reputation of the company．这是提高公司声誉的机会。

  • 第16题：

    A customer is creating an Event Action Plan to monitor CPU utilization on their SQL server.  While creating a Simple Event Filter， the event type "Director.Director Agent.CPU Monitors" option is not available.  Which of the following is the most likely source of the problem？（）

    • A、The appropriate Hardware Status monitors have not been set.
    • B、The appropriate Resource Monitor thresholds have not been set.
    • C、The appropriate Windows Performance monitors have not been set.
    • D、The appropriate Process Management thresholds have not been set.

    正确答案:B

  • 第17题：

    Which of the following is a sign that a computer has been infected by a worm?（）

    • A、Screensaver changed on its own
    • B、Unauthorized outgoing emails being sent
    • C、Desktop background changed on its own
    • D、Left and right mouse buttons have been flipped

    正确答案:B

  • 第18题：

    A machine has just been installed with AIX, and no system parameters have been changed. In order to enable routing function, which of the following "no" options should be changed?（）

    • A、 set bcastping to 1 
    • B、 set ipforwarding to 1 
    • C、 set rfc1323 to 1 
    • D、 set directed_broadcast to 1

    正确答案:B

  • 第19题：

    Initially， for the Automatic Workload Repository （AWR） statistics，the retention period is set to 7 days， the collection interval is set to 30 minutes and the collection level is set to Typical in your production database. You have been using the Memory Advisor for the last three months to generate recommendations for tuning memory components. However，when you observe the Memory Advisor on a Friday，you find that the statistics are available only for two days， Thursday and Friday，of that week. What would have caused the statistics to be removed？（）

    • A、On Wednesday， the statistics have been purged.
    • B、On Wednesday， the retention period has been set to zero.
    • C、On Wednesday， the collection interval has been set to zero.
    • D、On Wednesday， the collection level has been changed to All.
    • E、On Wednesday， the retention period has been set to one day.
    • F、On Wednesday， the retention period has been set to two days
    • G、On Wednesday, the collection level has been changed to Typical.
    • H、On Wednesday, the collection interval has been set to 1440 minutes.

    正确答案:F

  • 第20题：

    多选题
    You perform differential incremental level 1 backups of your database on each working day and level 0 backup on Sundays， to tape.  Which two statements are true about differential incremental backups（）
    A

    The backup performed on Sundays contains all the blocks that have ever been used in the database.

    B

    The backup performed on Sundays contains all the blocks that have changed since the last level 1backup.

    C

    The backup performed on each working day contains all the blocks that have changed since the lastlevel 0 backup.

    D

    The backup performed on Monday contains all the blocks that have changed since the level 0 backup，and every other working day contains all the blocks that have changed since the level 1 backup.


    正确答案： C,D
    解析： 暂无解析

  • 第21题：

    单选题
    We can safely conclude that ______.
    A

    people in the 19th century were eager to eat sugar

    B

    if shipwrecked sailors had drunk fresh water, things would have been even worse

    C

    one or more scientists have been hired to cheat in regard to sugar

    D

    scientists can do nothing without the money subsidized secretly


    正确答案： B
    解析：
    文中倒数第二段提到“……reported to the House of Commons that a prize of twenty-five guineas had been offered to anyone who could come up with the most “satisfactory” experiments to prove that unrefined sugar was good for feeding and fattening oxen”，即那些能证明糖类有好处的人会得到奖赏，由此推断一些科学家是被收买了以证明糖类有好处，C项正确。

  • 第22题：

    单选题
    If the ordered spare parts have been modified by manufacturer, which of the following should be pay attention to?（）
    A

    quality

    B

    reliability

    C

    price fluctuating

    D

    applicability


    正确答案： B
    解析： 暂无解析

  • 第23题：

    多选题
    You are managing an Oracle Database 11g database with the following backup strategy：1） On Sunday， an incremental level 0 tape backup is performed.2） Monday through Saturday， a cumulative incremental level 1 tape backup is performed. Which twostatements are true regarding the backups performed（）
    A

    The backup performed in step 1 backs up all blocks that have ever been in use in the database.

    B

    The backup performed in step 2 copies all the blocks changed since the most recent level 0 backup.

    C

    The backup performed in step 1 backs up all the blocks changed since the most recent level 1 backup.

    D

    The backup performed in step 2 backs up all blocks that have changed since the most recent incrementalbackup at level 1


    正确答案： C,A
    解析： 暂无解析

  • 第24题：

    单选题
    You （）him so closely; you should have kept your distance．
    A

    shouldn’tfollow

    B

    mustn’tfollow

    C

    couldn’t have been following

    D

    shouldn’t have been following


    正确答案： B
    解析： 暂无解析

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