单选题A technician needs to replace a computer’s hard drive. Which of the following should thetechnician do FIRST?（）A Remove network connectionsB Remove the RAMC Self ground on the computer caseD Disconnect power to PC

第1题：

第2题：

Which of the following should the technician do FIRST when replacing a motherboard?（）

• A、Use a benchmarking tool
• B、Use anti-static wrist band
• C、Remove the CPU
• D、Remove the power supply

第3题：

A technician installs a CD-RW drive with a feature that enables the drive to write labels directly onto the disk. The computer will burn disks but will not write labels. Which of the following should the technician do NEXT?（）

• A、Reboot the computer
• B、Remove the drive and reinstall
• C、Install the device driver
• D、Flash the BIOS

第4题：

A technician has installed a new motherboard in a workstation, but after hardware tests, themotherboard has failed. Which of the following should the technician do FIRST before replacingthe motherboard? （）

• A、Reseat all power connections.
• B、Remove the CMOS battery.
• C、Install the graphics card.
• D、Ground to the case.

第5题：

A technician has resolved a paper jam. After the jam is cleared, the display continues to indicate that the printer is jammed. Which of the following should be performed NEXT?（）

• A、Power cycle the printer
• B、Print a test page
• C、Remove all the paper trays and restart the printer
• D、Remove and replace the roller

第6题：

What is the FIRST step in diagnosing a completely dead computer that was working fine the day before？（）

• A、remove all peripherals and reinstall them one at a time
• B、replace the CMOS battery
• C、check the AC power cord and verify the power source
• D、back up the entire hard drive

第7题：

After installing a new SATA hard drive the technician notices the drive is hot to the touch and is giving off a slight odor. Which of the following should the technician do? （）

• A、Install a larger fan near the hard drive to cool the system.
• B、Clean the drive with compressed air and continue to use it.
• C、Remove and replace the drive.
• D、Apply more thermal compound and reseat the drive.

第8题：

Which of the following is the FIRST thing a technician should do before putting their hand inside a computer case?（）

• A、Acquire the appropriate tools that are going to be used.
• B、Touch the case to discharge static.
• C、Remove loose jewelry.
• D、Refer to manufacturer documentation.

第9题：

A technician is preparing to update the BIOS on a laptop. Which of the following should thetechnician do to prevent problems during the update?（）

• A、Remove all of the memory
• B、Plug in the AC adapter
• C、Remove the hard drive and optical drive
• D、Clear the partitions on the hard drive

第10题：

A technician needs to replace a computer’s hard drive. Which of the following should thetechnician do FIRST?（）

• A、Remove network connections
• B、Remove the RAM
• C、Self ground on the computer case
• D、Disconnect power to PC

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第13题：

Which of the following should a technician do FIRST to troubleshoot a users network connectivity problem？（）

• A、Run TRACERT from the users workstation.
• B、Start with the Last Known Good Configuration and reboot the computer.
• C、Replace the network interface card （NIC）.
• D、PING the users workstation.

第14题：

A technician turns on a PC and before the computer boots up, the technician is prompted for apassword. The technician does not know the password. Which of the following can the techniciando to allow access to the PC?（） (Select TWO).

• A、Set the clear password jumper on the motherboard
• B、Enter the BIOS setup and select the clear password setting
• C、Remove the power cord from the power supply and then plug it back in
• D、Power cycle the PC
• E、Remove the CMOS battery for 15 minutes

第15题：

A technician receives a computer for repair and observes that the fan on the power supply is not moving. Which of the following should the technician do？ （）

• A、Move the power supply voltage switch to 220 volts.
• B、Add an additional fan to help cool the computer.
• C、Replace the cable that attaches the power supply to the motherboard.
• D、Replace the power supply.

第16题：

A customer states their computer was fine until yesterday when they heard a pop noise and thecomputer stopped working. Which of the following components should the technician test FIRST?（）

• A、Main system board
• B、Processor
• C、Hard disk drive
• D、Power supply

第17题：

A user, Jill, is reporting her mouse is moving when Jill is not moving it, and the computer is running slower than normal. Which of the following is the FIRST action that Karen, a technician, should take?（）

• A、Run chkdsk.
• B、Run an antivirus program.
• C、Replace the faulty mouse.
• D、Remove any recently added hardware.

第18题：

A technician is troubleshooting a monitor displaying a blank screen and the power indicator light ison. Which of the following should the technician do next?（）

• A、Test the computer with a known-good monitor.
• B、Check if the monitor is still covered under the manufacturer’s warranty.
• C、Replace the monitor’s power cord with a known-good power cord.
• D、Swap out the computer’s video card.

第19题：

A technician has identified prohibited content on a user’s hard drive. Which of the following should be done NEXT?（）

• A、Warn the user
• B、Report through proper channels
• C、Wipe the drive
• D、Give the computer back to the user

第20题：

A user reports that their hard drive has failed and needs to be replaced. Which of the following should the technician do FIRST?（）

• A、Run the hard disk manufacturer’s diagnostic program
• B、Re-image the drive
• C、Replace the hard drive and load Windows
• D、Ask the user diagnostic questions

第21题：

A technician is working on a PC that may have malware. Which of the following should thetechnician try FIRST?（）

• A、Educate the end user about how a computer becomes infected.
• B、Perform a clean install of the OS.
• C、Boot the PC in Safe Mode.
• D、Quarantine all infected files.

第22题：

A technician is servicing the Human Resource director’s computer which contains payroll software and salary information. Which of the following should the technician do to ensure confidentiality of the payroll information?（）

• A、Backup the confidential data to the technician’s USB drive to ensure nothing is accidently deleted.
• B、Uninstall the payroll software to ensure confidentiality.
• C、Have the director remove sensitive data before the computer will be repaired.
• D、Perform needed repairs while avoiding sensitive data.

第23题：

第24题：