Which of the following is the MOST likely symptom of a dirty drum or roller in a laser printer?
Lines or splotches repeated at regular intervals on the print job.
Your company relocated you to their United Kingdom offi
...
Which of the following is the MOST likely symptom of a dirty drum or roller in a laser printer?
Lines or splotches repeated at regular intervals on the print job.
Your company relocated you to their United Kingdom office in London. You brought your personal computer with you and are in the process of setting it up. Your computer was previously configured to receive 110 V AC, but the electricity in London uses 230 V AC.
Which of the following would allow your computer to run on 230 V AC?
Toggle the voltage switch on the power supply to the different voltage.
Which type of network medium is used by an Integrated Services Digital Network (ISDN) adapter?
Copper telephone wire
Which of the following cloud computing solutions delivers software applications to a client either over the internet or on a local area network?
SaaS
A technician is unable to install virtualization software on a host computer. The host has more free disk space than required.
Which of the following is MOST likely to be the cause?
The motherboard UEFI/BIOS doesn't support hardware assisted virtualization
You are in a carpeted office lighted by fluorescent bulbs. You are preparing to add memory modules to a user's computer. The user has already unpacked the memory modules and stacked them on top of an old, unused CRT monitor.
In this environment, what is the greatest threat to these memory modules?
ESD
The marketing department has hired a new employee. Prior to the new employee's first day at work, you have set up and configured a new laptop computer. The computer and all of the peripherals were purchased from the same vendor. After the new employee begins work, you receive a phone call stating that the wireless mouse is not working.
Which of the following is the MOST likely reason the mouse isn't working?
The USB mouse receiver is not plugged into the computer
Which of the following will ensure optimal system cooling? (Select THREE).
Keep the ambient temperature below 80° F.
Bundle cables together and secure unused cables to the case.
Leave space between the case and any walls or obstructions.
The integrated mouse, the small monitor, and the compact nature of the keyboard are impeding your work when you use a notebook, but you still need a system that is portable if necessary. What is your best option?
Buy a docking station for your notebook.
You provide desktop support for a small company. The company has two locations in the same city, but they are several miles away. You get a call from a user who is having problems installing a new device. You try to tell the user how to update the driver for the device over the phone, but he is having a hard time understanding your directions and is becoming frustrated.
What should you do?
Establish a Remote Desktop connection and update the driver.
You need to create a virtualization environment on your Windows 10 system using Client Hyper-V to test potentially rogue applications that end users' downloads from the internet.
Because the applications may be malicious, you need to isolate the virtual machines from your production network and the host system; however, you need the virtual machines to be able to communicate with each other.
Which type of virtual network should you implement?
A private virtual network
A technician is replacing a SOHO router and has configured DHCP to assign private IP addresses to hosts on the local network. These hosts can communicate with each other, but users can't browse the internet.
Which of the following changes to the SOHO router is MOST likely to restore internet connectivity?
Configure the SOHO router for NAT
Which component in a laser printer applies toner to the drum, causing the toner to stick to the charged areas on the drum?
Developing roller
Steve, a computer technician, received a helpdesk ticket for a computer that will not start. When Steve powered the computer on, there was one long and two short beeps. Which of the following programs is reporting this error condition?
POST
A technician is replacing a hard drive in a laptop.
Which of the following is the FIRST action the technician should perform before opening the laptop case?
Review the laptop manufacturer's documentation.
Google Cloud, Amazon Web Services, and Microsoft Azure are some of the most widely used cloud storage solutions for enterprises. Which of the following factors prompt companies to take advantage of cloud storage?
Growing demand for storage
Need to bring costs down
Which connector is used with unshielded twisted pair (UTP) cable?
RJ45
A user generates printouts consisting of several pages of seemingly random characters every time he prints to a network printer. The printer seems to work fine for all other users. What is the most likely cause of the problem?
The user is using an incorrect printer driver.
You're responsible for ordering consumables for your organization's printers. Users print from these printers frequently and demand the utmost in reliability.
Which of the following would be the BEST option when ordering new toner for these printers?
Toner cartridges recommended by the printer manufacturer.
You are an IT technician for your company. Your boss has asked you to set up and configure a wireless network to service all of the conference rooms.
Which of the following features lets you allow or reject client connections by hardware address?
MAC address filtering
A technician must press a cable connector's retaining tab to remove a faulty fiber optic network cable. Which of the following connectors does the cable use?
LC
You have subscribed to a cloud-based service to synchronize data between your mobile device and your PC. Before allowing the data to be synchronized, this service uses a process where the cloud service and the client on the mobile device verify each other's security certificates.
What is this process called?
Mutual authentication
A user in the sales department cannot get his laptop to display through a projector. He sees the screen output on the built-in display, but the video is not being seen on the projector.
Which of the following steps would be BEST to try first?
Use the Fn key to redirect display to the external video port.
...
...
You would like to upgrade the processor in your system to a 64-bit processor. Which of the components will you most likely need to upgrade as well to take full advantage of the new processor?
Operating system
A SOHO's connection to the internet is through an antenna that sends and receives a microwave signal to the ISP's antenna. There can be no obstacles on the direct path between the two antennae.
Which of the following internet connection types is being used?
Line-of-sight wireless
Which type of VHD file allocates additional physical disk space in the file as virtual disk storage is used?
Dynamically expanding
A user calls to report that she is experiencing intermittent problems while accessing the wireless network from her laptop computer. She can access the network from her usual office, but today, she is trying to access the wireless network from a conference room, which is across the hall and next to the elevator.
Which of the following is the MOST likely cause of her connectivity problem?
Interference is affecting the wireless signal.
You are trying to troubleshoot a desktop power supply issue using a voltmeter.
Which of the following options are the MOST common voltages produced by the power supply?
+/- 5v
+/- 12v
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?
Rubber scraper
Fluorescent lamp
A few of your employees have complained that their computers sometimes shut down spontaneously. You have noticed that these employees all work in a part of the building where the air condition does not adequately cool the room. These employees also use CPU-intensive programs. You suspect that the spontaneous shutdowns are caused by overheating.
Which of the following is the SIMPLEST way to monitor the temperature of the computer's CPU?
...
The CEO of your small company has asked you to connect his laptop computer to the small conference room LED TV. The CEO will be showing a new promotional video that demonstrates the new company strategy through images and sound.
Which of the following cable types would work BEST for connecting his laptop to the display?
HDMI
Drivers for a small trucking company rely on a smartphone navigation application. When the smartphone loses internet connectivity, the maps don't update properly. Also, the company pays extra for a premium data service plan to support the application.
Which of the following mobile devices could replace the smartphone navigation application, could provide map coverage when internet connectivity is lost, and does not require a data plan?A GPS-enabled personal navigation device
A GPS-enabled personal navigation device
Which of the following are antenna types that are commonly used in wireless networks?
Omnidirectional antenna
Directional antenna
While investigating a network connectivity issue, a technician finds that the link light on a workstation is not lit, and there is no connectivity after replacing the patch cable with one that is known to be good. The wall jack is not labeled, and within the switch room, none of the cables or patch panel ports are labeled.
Which of the following tools would the technician MOST likely use next?
Tone generator
[Show More]
 JN21.png)
