You have discovered that a system on your network has been infected with a worm. Your top priority is to prevent the worm from spreading to other systems while you work on removing the worm.

Which of the following is the BEST next step to take?

• Update the anti-malware definition files on all computers.

• Quarantine the computer.

• Run a system scan on other computers.

• Close the firewall ports that the worm uses.

When you print from your laser printer, the paper contains faint images from previous printouts. Which of the following components is MOST likely the cause? (Select TWO).

• Fluorescent lamp

• Secondary corona wire

• Rubber scraper

• Primary corona wire

You have a workstation running Windows 10, 64-bit edition. A local printer connected to a USB port is shared so that other users can print to that printer. Users running 32-bit versions of Windows report that they can't install the driver for the shared printer. Users running a 64-bit version of Windows do not have any problems.Which of the following actions will MOST likely fix this problem? (Select TWO).

• Move the printer to a computer running a 32-bit operating system and share the printer.

• Configure one computer running a 32-bit operating system with the correct driver. Share the network printer and have all 32-bit computers connect to that computer.

• Manually install the correct driver on each computer that is having a problem.

• On your computer, add the x86 drivers.

Of the following choices, which action could be most physically harmful to you?

• Using a computer without a surge protector.

• Wearing a grounding strap while installing a modem.

• Force-ejecting a stuck DVD disc using a straightened paper clip.

• Looking into the end of a fiber optic cable.

You are filling out a change order form. Toward its end, you explain how you will return affected hardware and software to its original state if the change fails. What is this plan called?

• System image plan

• Rollback plan

• Risk analysis

• Backout plan

You have a computer that runs Windows 7, and you want to install Windows 10. You are not concerned about keeping any of the existing data currently on the drive, and you want to do a clean install. After placing the Windows 10 installation DVD in the optical drive, you restart the computer, but it does not boot to the DVD, and you are unable to install Windows. Which of the following are the BEST methods for installing Windows from the DVD? (Select TWO. Each choice is a complete solution.)

• While the computer is rebooting, press the Ctrl + Alt + Del keys.

• While the computer is rebooting, press the boot menu function key.

• While the computer is rebooting, press and hold the Windows + C.

• From the UEFI or BIOS firmware, change the boot order.

Which of the following protocols can your portable computer use to connect to your company's network via a virtual tunnel through the internet? (Select TWO).

• PPTP

• L2TP

• Remote Desktop Protocol (RDP)

• PPPoE

• VNC

You have booted your Windows workstation into Safe Mode and enabled Boot Logging. To which log file is the boot logging information now being written?

• Myboot.txt

• Bootlog.txt

• Ntbtlog.txt

• Boot.log

You need to back up user data on a Windows 10 system. The computer has a single SSD storage device installed that contains both the Windows operating system (in C:\Windows) and user profile data (in C:\Users). You plan to do the following:

• Use Backup and Restore to backup user data.

• Run the backup automatically every night at 11:00 p.m. • Store the backups in the C:\Backups folder.

• Include a system image in each backup.

• Yes. All of the requirements for using Backup and Restore have been met.

• No. System image backups can't be scheduled with Backup and Restore. They must be run manually.

• No. Windows 10 does not include the Backup and Restore utility. File History must be used instead.

• No. Backups created with Backup and Restore can't be stored on the drive that contains the information being backed up.

After removing the printed paper from your laser printer, the toner smudges and can be wiped off in places.

Which of the following is the MOST likely problem?

• Secondary corona

• Print drum

• Fuser rollers

• Primary corona