CompTIA认证考试

A technician notices a machine’s performance has degraded. The machine has constant errorswhen trying to read data from the drive. Which of the following should be used to repair the disk errors?（）A、DEFRAGB、MSCONFIGC、EDITD、CHKDSK

题目

A technician notices a machine’s performance has degraded. The machine has constant errorswhen trying to read data from the drive. Which of the following should be used to repair the disk errors?（）

  • A、DEFRAG
  • B、MSCONFIG
  • C、EDIT
  • D、CHKDSK
参考答案和解析
正确答案:D
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相似问题和答案

第1题：

A technician needs to ping a client’s machine that the technician is working on, to ensure that thenetwork card is functioning correctly. Which of the following IP addresses should be used?()

A.10.76.0.1

B.127.0.0.1

C.192.168.0.1

D.255.255.255.0


参考答案：B

第2题：

A technician needs to ping a client’s machine that the technician is working on, to ensure that thenetwork card is functioning correctly. Which of the following IP addresses should be used?（）

  • A、10.76.0.1
  • B、127.0.0.1
  • C、192.168.0.1
  • D、255.255.255.0

正确答案:B

第3题：

After a technician replaces a laptop display, the technician now notices that the wireless no longer works. Which of the following would be the MOST likely cause?()

A. The wireless switch was damaged during the display installation.

B. The network card has failed.

C. The new display is interfering with the wireless signal.

D. The antenna connector was not reconnected.


参考答案：D

第4题：

A technician is working on a SOHO wireless network and notices that the wireless adaptor in the laptop shows excellent connection at 11Mbps. The technician has a wireless N adaptor. Which of the following would BEST describe this connection speed?（）

  • A、The laptop is too far away from the WAP.
  • B、The WAP is using 802.11a frequencies.
  • C、The laptop is only set to allow 802.11n connections.
  • D、The technician is on an 802.11b network.

正确答案:D

第5题：

A virus has been removed from the user’s machine, but the user still cannot access the Internet.Which of the following should the technician check NEXT?（）

  • A、Disable port forwarding on the router.
  • B、Reboot to Safe Mode and see if the Internet is accessible.
  • C、Format the machine and reinstall the OS.
  • D、Check the web browser’s proxy settings.

正确答案:D

第6题：

The technician notices that one of the wires in a CAT5 cable is cut in half. Which of the followingconnectivity issues did the technician discover?()

A.Open pairs

B.Attenuation

C.Crosstalk

D.Interference


参考答案：A

第7题：

A technician purchases a new 120 GB IDE hard disk to use in an old server as a swap drive. After adding the drive to the server， the technician discovers that the operating system does not detect the drive.   After rebooting the server， the technician notices the drive is missing from POST and comes to the conclusion that the BIOS needs to be updated. The technician downloads the latest version of the BIOS update from the manufacturer website.   Which action should the technician take next？（）

  • A、 backup the BIOS configuration to use later
  • B、 install the BIOS update from a command prompt
  • C、 create a bootable floppy and copy the BIOS update tools to the floppy
  • D、 read the manufacturer’s guidelines and recommendations on installing the update

正确答案:D

第8题：

A technician is dispatched to a malware infected system. Upon arrival, the technician notices themalware’s pop－up on the screen. Which of the following boot methods would the technician utilize?()

A. Reboot in Safe Mode

B. Reboot in Recovery Console

C. Reboot in Last Known Good Configuration

D. Reboot in System Debug Mode


参考答案：A

第9题：

Which of the following default ports must be opened to allow a technician to telnet into a machine?（）

  • A、21
  • B、23
  • C、24
  • D、25

正确答案:B

第10题：

Which of the following tools would a technician use to map a drive to a user’s machine?（）

  • A、SSH
  • B、NETUSE
  • C、NETSTAT
  • D、SSL

正确答案:B

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