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A user has reported that everyda

题目

A user has reported that everyday at 12:00 p.m. their workstation becomes sluggish with Internet access and overall performance. Which of the following will MOST likely resolve this issue?（）

  • A、Reschedule the antivirus scan to run after close of business.
  • B、Add an additional NIC with a connection to the network.
  • C、Adjust program filters on the workstations firewall.
  • D、Replace the processor with a known good processor.
参考答案和解析
正确答案:A
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相似问题和答案

第1题：

Several shoals______reported to exist in the area southwest of the Brothers．

A.have

B.have been

C.has

D.has been


正确答案：B
在Brothers的西南区域以被报告存在几个浅滩。

第2题：

The monitor has（ ）us of tomorrow’s meeting.

A.told
B.said
C.informed
D.reported

答案：C
解析：
本题考察近义词辨析，题目意为“班长已经通知我们明天开会。”C选项inform sb. of sth．“告知某人某事”。其他三个选项的正确搭配应为：tell sb. sth.；say sth.；report on/for。因此只有C能用在句中。
　　

第3题：

The instructor has ______ us of tomorrow's meeting.

A. told

B. said

C. informed

D. reported


正确答案：C
答案为C。老师已经通知我们明天开会。inform. sb. of sth．“告知某人某事”。其他三个选项的正确搭配应为：tell sb. sth.；say sth.；report on/for。因此只有C能用在句中。

第4题：

A web application uses the HttpSession mechanism to determine if a user is “logged in”. When a user supplies a valid user name and password， an HttpSession is created for that user.  The user has access to the application for only 15 minutes after logging in. The code must determine how long the user has been logged in， and if this time is greater than 15 minutes， must destroy the HttpSession.  Which method in HttpSession is used to accomplish this？（）

  • A、 getCreationTime
  • B、 invalidateAfter
  • C、 getLastAccessedTime
  • D、 getMaxInactiveInterval

正确答案:A

第5题：

It’s reported that by the end of this year the output of cement in the factory( )by about 30%.

A.will have risen
B.has risen
C.will be rising
D.has been rising

答案：A
解析：
考查将来完成时。句中的时间状语by the end of this year应与将来完成时连用，A项为将来完成时，符合要求。故本题选A。句意：据报道，截至本年底该工厂的水泥产量会上升约30%。

第6题：

A coworker has reported that someone has engaged in prohibited activity. The supervisor hasasked the technician to quarantine the PC until police arrive. Which of the following should the technician do?（）

A. Allow the user to continue working

B. Check for viruses

C. Re-image the hard drive

D. Document time/date for later reference

E. Prevent users from accessing the PC

F. Turn off PC


参考答案：D, E

第7题：

It______that 200 people died and over 5,000 lost their shelters after the flood.

A.reported
B.reports
C.has been reported
D.has reported

答案：C
解析：

第8题：

It ____ that the top quarter of a '53－metre－high statue of Buddha in Bamiyan, central Afghanistan has been blown down up by the country's ruling Taliban.

A、has reported

B、reports

C、reported

D、is reported


答案 D

解析： 本句中文意思: 据报道，阿富汗中部巴米扬一座53米高的佛像顶部四分之一已被该国执政的塔             利班炸毁。

           It is reported 是典型的it 做形式主语的句型结构，即 It+be+过去分词+主语从句，这类过去      分词有reported,announced, believed,expected, hoped, decided等。真正的主语是that从句。


第9题：

A user has changed their password using the passwd command， and notices that the change is only made tothe local node. When the administrator changes the user’s password from the command line using the passwd command thechange is made cluster-wide. What is the most likely cause of this problem？（）

  • A、The user has a UID less than 200
  • B、The user has been defined as an administrative user
  • C、The file /usr/es/sbin/cluster/clpasswd is not executable by the user
  • D、The user needs explicit authorization to change their password cluster-wide

正确答案:D

第10题：

A user has purchased a laptop that has no means to charge the battery. Which of the followingwould the user MOST likely purchase?（）

  • A、USB cable
  • B、AC adapter
  • C、PCMCIA card
  • D、Replacement battery

正确答案:B

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