JK0-802無料問題集「CompTIA A+ Certification Exam (JK0-802)」

質問 1

Which of the following can be installed on a virtualized client to enhance user experience and provide closer integration with the host operating systems?

（A）USB pass-through

（B）Guest tools

（C）Virtual NIC

（D）Remote desktop

正解：B 解答を投票する

質問 2

Joe, a user, should be aware of his surroundings when Windows boots. Which of the following tools would BEST be used to disable some programs from automatically starting when the computer is booted?

（A）FIXMBR

（B）Performance Monitor

（C）MSCONFIG

（D）Fixboot

正解：C 解答を投票する

質問 3

A user reports their laptop battery will not charge. Which of the following would be checked FIRST in order to narrow down the issue?

（A）Check the AC voltage at the outlet using a multimeter.

（B）Use a multimeter to check the output voltage from the AC adaptor.

（C）Remove the battery and place it in another laptop to see if it works.

（D）Remove the battery and power the laptop using the AC adaptor.

正解：D 解答を投票する

質問 4

Joe, a customer, called and stated that since a virus was removed from his PC, Windows is now displaying errors about damaged system files. Which of the following tools should be used to correct the issue?

（A）TASKKILL

（B）SFC

（C）CHKDSK

（D）DISKPART

正解：B 解答を投票する

質問 5

Multiple users have reported that there are black dots on the conference room LCD when doing presentations. Which of the following is MOST likely the problem?

（A）The LCD needs to be recalibrated.

（B）The LCD has dead pixels.

（C）The video card displaying to the LCD is incompatible.

（D）The conference room PC is overheating.

正解：B 解答を投票する

質問 6

A technician receives a trouble ticket about intermittent wireless on a user's laptop while they are at home but not at work. Which of the following could be the cause of this issue?

（A）Cordless phone is interfering with signal at home

（B）Laptop's wireless is set to only work while at work

（C）Encryption is set differently at home then at work

（D）While at home, the user is too close to their access point

正解：A 解答を投票する

質問 7

A user wants to view and change the file name extensions. Which of the following options in the control panel should be used to accomplish this?

（A）Security Center

（B）System

（C）Folder Options

（D）User Accounts

正解：C 解答を投票する

質問 8

A technician has just updated a user's PC to Windows 7 and connected to a network printer through a print server. After finishing, the user reports that the printer will not print. Which of the following is the MOST likely reason for this issue?

（A）The PC's network connection is down.

（B）The server is using PCL instead of PostScript.

（C）The print server does not have the proper driver.

（D）The printer is not installed on the print server.

正解：C 解答を投票する

質問 9

A consultant is looking to consolidate six company servers onto one physical system. Which of the following requirements is MOST important on the new setup to ensure stable functionality of the virtual environment?

（A）Server software security requirements

（B）Network resources

（C）Client hardware requirements

（D）Server hardware resources

正解：D 解答を投票する

解説: (JPNTest メンバーにのみ表示されます)

質問 10

A technician would like to limit computer access to certain users. Which of the following should be configured?

（A）System configuration

（B）Local security policy

（C）Advanced security

（D）Boot.ini file

正解：B 解答を投票する

解説: (JPNTest メンバーにのみ表示されます)

質問 11

On a mobile device, enforcing a policy that erases a device after a number of failed login attempts is used to prevent which of the following?

（A）Brute forcing

（B）Man-in-the-middle attack

（C）Social engineering

（D）Unauthorized application installations

正解：A 解答を投票する

質問 12

Joe, an end user, has reported that his computer is extremely slow for several minutes after logging in. He has noticed that many unnecessary programs automatically start when he logs into his computer. Which of the following tools could the technician use to prevent the unnecessary programs from starting automatically when Joe logs into his computer?

（A）Windows Firewall

（B）Performance Monitor

（C）MSCONFIG

（D）Task Scheduler

正解：C 解答を投票する

質問 13

A user recently installed an application. Upon the next reboot, the system is displaying various errors relating to the system files and certain actions e.g. right-clicking no longer works. The user does not have time to reimage the computer, nor do they wish to remove and reinstall the application. Which of the following should the technician do FIRST?

（A）Open a command prompt and type REGSVR32 SYSMAIN.DLL - U

（B）Open up MSCONFIG and remove the application from the start-up tab

（C）Open up the command prompt and type SFC /SCANNOW

（D）Open Task Manager and stop all running SERVICES processes

正解：C 解答を投票する

質問 14

A technician is tasked with improving the security of a SOHO network. The office is comprised of a single wireless router located under the front desk where the office manager sits. All desktop computers are wired into the router which is configured with strong device credentials. Additionally, wireless is disabled on the router. Which of the following should the technician perform NEXT to improve the security of the SOHO network?

（A）Place the router in a locked room.

（B）Enable WPA2 wireless encryption.

（C）Disable the router's remote management feature.

（D）Change the router's default admin name and password.

正解：A 解答を投票する

解説: (JPNTest メンバーにのみ表示されます)

質問 15

Which of the following encryption standards is found on older wireless devices and provides minimal security?

（A）AES

（B）WEP

（C）WPA2

（D）WPA

正解：B 解答を投票する

解説: (JPNTest メンバーにのみ表示されます)

JK0-802 無料問題集「CompTIA A+ Certification Exam (JK0-802)」

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