Domain 1: Mobile Devices

A user has configured their mobile device to unlock with facial recognition. Which of the following methods for securing the mobile device is being used?

Biometric authentication

You have just purchased a smart watch to track your fitness statistics and health. To change the interface or update the firmware, you need to use an app on your smartphone. Which of the following connection technologies will you MOST likely use to communicate between your watch and the app?

Bluetooth

In order to edit print server properties in Windows 11, which section do you need to select from the Settings menu?

Bluetooth & devices

Which of the following components allows a tablet to provide a screen interface that recognizes multiple finger touches at the same time?

Capacitive touchscreen

You have just set up a food truck business, and you need to find a device that allows you to accept credit card and debit card payments through your smartphone. Which of the following devices do you need?

Credit card reader

You are in charge of putting together the display design for a new conference center at your organization. The conference center will be in a large auditorium with 500 or more seats. Which of the following technologies will provide a large display for such a group and also provide very high resolutions?

DLP projector

Which component is designed to let you use a notebook system as a desktop system by making it possible to connect a normal-sized external mouse, keyboard, monitor, and speakers?

Docking station

You have recently been hired by a course development company to develop online simulations, and you have been given permission to work at home. The company has given you a laptop computer, two external displays, and a wireless mouse and keyboard. However, you also want to connect several of your own personal devices to the laptop, including a printer, headset, webcam, a third external display, and a drawing pad. You also want to be able to boot your laptop with all these devices without opening up the laptop. Which of the following items should you request from your company to help connect all these devices in the EASIEST and most EFFECTIVE way possible?

Docking station

You are a trainer for your company and often teach courses in a classroom located on campus or in a hotel conference room. In your office, which is separate from the classroom, you have two external monitors connected to your laptop, and you are able to display different content on each monitor. However, when teaching, you only have your laptop and a projection unit. To make teaching easier, you want the same content to show on both the laptop monitor and the projection screen. Which of the following multiple display options would be BEST to select when you are teaching?

Duplicate these displays

You have purchased an external speaker to play music from your mobile phone over a wireless connection. Which of the following actions do you MOST likely need to perform to connect the speaker?

Enable pairing

You need to replace the video card in a laptop. Which of the following is the first step?

Find a service manual with correct disassembly procedures.

You are putting together a gaming system and need to make sure that you find a display that meets your needs. The display needs to have a very good response time, and you would prefer that it be affordable and power-efficient. Which of the following display types will MOST likely meet these needs?

LCD display with TN panel.

Which of the following is true of modern LCD monitors in regards to backlighting?

LEDs are used to backlight the screen.

Which of the following battery types is the MOST expensive?

Lithium Ion - Li-Ion

Which type of interface is typically used for internal wireless networking cards in laptops?

Mini-PCI

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

You have recently purchased a new, foldable smart phone. Which of the following types of mobile device display technologies is MOST likely being used for the foldable display?

OLED

While using the touchpad on a laptop computer, you notice that the mouse is not responding very well, making it difficult to move the mouse around the screen. Which of the following actions would MOST likely fix this problem?

Recalibrate the touchpad

Your older notebook LCD display often goes dim or sometimes blank. Which of the following would be the BEST first step to resolve this issue?

Replace the CCFL inverter.

Best action to take when you notice Lithium Ion battery swelling?

Replace the battery

Which of the following connects the internal laptop keyboard to the laptop's system board?

Ribbon cable

Which of the following protocols can encrypt emails on a mobile device?

SSL

A company is considering providing smartphones to their employees and is investigating the interaction of the phones with iCloud, Google Drive, Dropbox, and OneDrive. Which of the following data synchronization methods is the company considering?

Synchronization to the cloud

A technician is tasked with replacing an internal laptop hard drive. Which of the following hard drive standards is of MOST concern when selecting a replacement that is compatible with the laptop?

The hard drives form factor

When a presenter at a conference connects a laptop to a projector, the projector mirrors the laptop's display. The presenter wants to extend the laptop's desktop instead. Which of the following options is the QUICKEST way to make the change?

Toggle the dual display function key on the laptop

You are walking through a shopping mall. Your smartphone frequently displays a message that additional information is needed to log in. Which of the following is the MOST likely cause of this message?

Unintended Wi-Fi connections

After replacing a laptop touchpad, a technician finds that the touchpad does not move the cursor. However, the attached USB mouse does. Which of the following actions should the technician perform before opening the laptop case to re-check the connection?

Unplug the USB mouse and re-check touchpad movements.

A user opens a help desk ticket to replace a laptop keyboard. The user reports that the cursor randomly moves when typing, causing them to make frequent typing corrections. The problem does not occur when the laptop is attached to a docking station and an external keyboard is used. You want to find a more affordable solution than replacing the keyboard. Which of the following actions BEST mitigates this problem?

Use the special function key to disable the touchpad when the laptop keyboard is used.

A technician is tasked with configuring a mobile device to connect securely to the company network when the device is used at off-site locations where only internet connectivity is available. Which of the following should the technician configure?

VPN

The human resources department wants to give gifts away at the company's summer party. They would like to have an assortment of fitness tracker wristbands, smartwatches, smart glasses, and virtual reality headsets. They have been trying to locate these on the internet, but have been unsuccessful. Which of the following types of mobile devices should you tell them to search for?

Wearable devices

You currently use the Exchange email client on your desktop PC. You use the Exchange email client to connect to an email server, which utilizes the IMAP and SMTP protocols. You recently purchased an iPad, and you want to configure its Mail app to connect to your email server. Which of the following BEST describes whether you can accomplish this task?

You can configure the Mail app on an iPad to connect to an email server using the IMAP and SMTP protocols.

Lithium Ion (Li-Ion)

offers greatest storage capacity in the smallest amount of space

Which of the following display technologies suffer from motion blur?

- LCD projector

Which of the following are considered input devices? (Select three.)

- keyboard - scanner - microphone

Which of the following mobile device components are often installed under the bezel of a mobile device display? (Select three.)

- microphone - webcam - wifi antenna wires

Which feature makes it possible to close some notebook computers and still use the touchscreen?

180-degree rotating touchscreen

A sales person typically carries a laptop computer to several off-site customer meetings each day, but needs the flexibility to quickly attach other peripherals and charge the laptop battery while at their office desk. Which of the following laptop feature BEST meets these requirements?

A laptop docking station

Ida, one of the employees in the sales department, needs a way to display her PowerPoint sales presentation to a large group of potential customers. She has asked you to set up the conference room in preparation for her presentation. You will need to purchase a display system for the conference room. Which of the following display systems would be the BEST to purchase?

A large screen and a projector

You are a technician tasked with replacing the processor in a client's laptop. The laptop has been experiencing overheating issues and the client suspects the processor might be the cause. After opening the laptop, you notice that the processor is soldered onto the motherboard. What which of the following would be the BEST next step?

Advise the client to purchase a new laptop.

You have removed the bezel from a notebook display that has stopped functioning. You see a DC-to-AC power inverter at the base of the screen. Which of the following BEST describes the type of display that you are working with?

An LCD display that uses CCFL backlighting.

Which of the following display technologies require backlighting? (Select two.)

- LED - LCD

What are the disadvantages of plasma display technology? (Select two.)

- The gasses inside the cells are sensitive to air pressure fluctuations. - They generate much more heat than other display types.

Which of the following devices authenticates users based on their physical features?

- biometric scanner

A manufacturing company has customized a computer application that supervisors use to track line worker efficiency. Supervisors will interact with the application while walking within and between work areas and will also use the laptop while sitting at their desks. Which of the following laptop features will BEST minimize the awkward movement of carrying a bulky laptop with a hinged display while providing the flexibility to use the device at a desk?

A rotating or removable screen

Which of the following devices would you add to a computer if you needed to take inventory at a retail store by scanning the UPC symbols on products?

Bar code reader

You want to be able to use a high-quality, noise-cancelling headset with your mobile phone to make conference calls and to listen to music. However, your new mobile phone does not have an earphone jack. Which of the following technologies allows you to wirelessly connect your headset to your new phone?

Bluetooth

You work as the IT administrator for a small news station. Jill, an employee in Building 2, works in the audio-video editing department and would like to increase her productivity. For example, she would like to be able to run multiple programs simultaneously and be able to compare video clips side by side. Which of the following configuration changes would provide the BEST solution for Jill?

Configure Jill's computer with dual monitors.

Which of the following MOST accurately describes a touch pen?

Includes features such as tilt and pressure sensitivity.

Which of the following is a 172-pin DIMM that is often used in laptops?

MicroDIMM

Which of the following is an extra button or knob on a laptop keyboard that moves the mouse cursor?

Pointing stick

A user wants to utilize her laptop to give a presentation on a video projector. She has called, asking you how to switch the display to the external monitor port on her laptop. Which of the following should you tell her?

Press and hold the fn key. Then press the monitor function key (with an image of a monitor on it).

A user wants to use a laptop to display a presentation on a large TV monitor that has an HDMI connection. Which of the following laptop ports or connections can they use to add this display device? (Select two.)

- DisplayPort using a DisplayPort-to-HDMI cable. - USB port using a USB-to-HDMI adapter.

When a user rotates a mobile device, the operating system changes the screen orientation so that the display remains upright for the user. Which of the following technologies detects this movement on a mobile device? (Select two.)

- Gyroscope - Accelerometer

Which of the following LCD display technologies is the BEST choice for use on touchscreen displays?

- In-plane switching (IPS)

You have a notebook computer with a built-in wireless network card. One day, the network card stops working. Because the network card is integrated onto the motherboard, you do not want to replace the entire motherboard. What can you use to connect to the wireless network? (Select two.)

- Insert a wireless USB network card. - Insert an ExpressCard wireless network card.

You are a technician for a company. Additional funds have been allocated to the sales department, and they have asked you to upgrade the memory modules in each employee's notebook computer. Which of the following are the MOST common methods to access these memory slots? (Select two.)

- Open a panel on the bottom of the notebook. - Remove the keyboard

Which of the following are considered computer hardware? (Select two.)

- Printer - Motherboard

Listen to exam instructions Which computer function takes data through a series of procedures as defined by a set of instructions?

- Processing

Jamie has been tasked with designing a solution for the paralegals in his office. They need to review old documents that are on paper files and create word processor documents from them that can be searched and cross-referenced. Which of the following devices should Jamie use to create the solution? (Select two.)

- Scanner - Digitizer

Which of the following medical devices utilize Bluetooth or Wi-Fi technology to communicate with a mobile phone? (Select two.)

- Fingertip EKG - CGM (continuous glucose monitoring)

You need to replace a broken monitor on a desktop system. You decide to replace it with a spare monitor that wasn't being used. Even though the monitor is made by a different manufacturer than the desktop computer, it still works with the computer. Which computer design concept makes this possible?

- Standardization

Which of the following statements about cleaning LCD monitors and display devices is true?

- You should power off your monitor and clean it with a lint-free dry cloth.

You need to replace the hard disk in your laptop computer. Which of the following hard drive sizes should you choose for the laptop?

2.5"

A technician is tasked with replacing a Wi-Fi antenna in a laptop computer. Which of the following places is the antenna MOST likely to be located in?

Around the laptop's bezel

Which of the following input devices uses a stylus?

Digitizer

You have ordered and are about to replace an LCD screen on a laptop device. You have already placed the laptop on a static mat, attached a static wristband, and unplugged the laptop. What is your next step in replacing the LCD screen?

Remove the battery.

Match each battery type with its characteristics.

- Takes up the most physical space - Nickel Cadmium (NiCad) - Takes up the least physical space - Lithium Ion(Li-Ion) - Most expensive of Nickel batteries - Nickel Metal Hydride (NiMH) - Cannot be overcharged - Li-Ion - Suffers from swelling and catching fire - Li-Ion

Which of the following are advantages of using an OEM replacement LCD display? (Select two.)

- The LCD display is the same quality as the screen you are replacing. - The LCD display is guaranteed to work as a replacement.

You are troubleshooting a malfunctioning notebook computer system. The user has indicated that the LCD screen suddenly became dark and difficult to read while they were downloading a large file through the wireless network while the system was plugged in at their desk. You have checked the system and determined that the backlight has stopped working. Which of the following are the MOST likely causes? (Select two.)

- The inverter in the LCD assembly has malfunctioned. - The cold cathode fluorescent lamp (CCFL) has burned out and needs to be replaced.

You have recently been given an older laptop to use for performing basic tasks such as sending emails and editing documents. However, when the display changes from one color to another, you notice that there is some distortion in the image. Which of the following LCD technology types is MOST likely being used for the LCD display?

- Vertical alignment (VA)

You just purchased an iPad tablet device. You want to synchronize your photos, music, email, and contacts from your Windows 11 PC to the device. Which of the following can you use to connect the device to your PC? (Select two.)

- Wi-Fi wireless connection - USB cable

You are removing the bezel from a laptop's LCD display screen. After several attempts to pry up the bezel and remove it, you have not separated the bezel from the case. Which of the following is the MOST likely reason for your inability to remove the bezel?

- You missed a screw

Which of the following help to improve the security of sensitive information on your mobile device if it is lost or stolen? (Select three.)

- a screen lock - remote wipe - locator applications

Listen to exam instructions Which type of authentication would require a user fingerprint or facial recognition for a user to get past the screen lock on a mobile device and gain access?

- biometric authentication

Which of the following terms describes the difference between white and black in an LCD monitor?

- contrast ratio

Which peripheral device is best for capturing a customer's signature when they check out at a convenience store or supermarket?

- signature pad

As a technician, you have been tasked with increasing the RAM memory on a laptop by adding a SO-DIMM module to an empty memory slot. Which of the following processes seats the module in the slot?

Align the notch on the long side of the memory module with the rise in the memory slot. Insert the module pins into the slot at a 45-degree angle. Rotate the module by pressing down until the side hold-down clips snap into place.

You have a mobile device that provides a touchscreen, but does not have touchscreen technology embedded into the display. Which of the following mobile device display components provides the touchscreen functionality?

Digitizer

Which of the following mobile connection types can enable other mobile devices to connect to the internet?

Hotspot

While traveling in a car, a user who has an unlimited data plan on a smartphone opens a wireless connection to share the internet with other passengers. Which of the following connection types is the user MOST likely using?

Hotspot

Which of the following mobile device display components provides the required power for a mobile device's screen?

Inverter

Why are plasma displays smaller than 32 inches not typically sold?

It's too cost-prohibitive to manufacture plasma screens under 32 inches.

You are putting together a system for a graphic artist and need to make sure that you find a display that meets their needs. The display needs to have very good color reproduction quality and viewing angles. The display also needs to have proper cooling and be power-efficient. Which of the following display types will MOST likely meet these needs?

LCD display with IPS panel.

A new laptop was delivered to your home and left on the porch while you were at work. It is very cold outside, and you don't know how long it has been there. You unpack the laptop. You would like to know if it is working properly. Which of the following is the BEST action to take?

Let the laptop warm up to room temperature before turning it on.

Which of the following is a disadvantage of using a Lithium Ion (Li-Ion) battery over a Nickel Metal Hydride (NiMH) battery?

Li-Ion batteries have a shorter lifespan than NiMH batteries.

Listen to exam instructions As an IT technician, you are often asked to work on laptop computers that included internal wireless network cards. Which of the following is the MOST commonly used type of card for these internal wireless adapters?

Mini-PCI

A technician is tasked with implementing a solution that will allow the IT department to push OS updates to mobile devices in order to keep them updated and secure. Which of the following solutions provides that capability?

Mobile device management (MDM)

Which of the following connectivity technologies allows you to tap your credit card rather than swipe it or insert it into a chip reader?

NFC

You have recently issued new mobile phones to the sales team in your company. Each phone has the ability to store and transmit encrypted information for such things as making payments at a checkout counter. Which of the following technologies is being used in these phones?

NFC chips

Which of the following battery types has the greatest need to be completely drained before being recharged?

Nickel Cadmium - NiCad

A company is purchasing new laptops for their graphic artist division. Which of the following display technologies provides better contrast and deeper blacks, resulting in better picture quality?

OLED

Lloyd works for a graphic design company. His monitor recently failed, and you have been asked to purchase a new one for him. Lloyd would like a monitor with a fast pixel refresh rate, low energy consumption, and accurate color representation. Which of the following types of display devices will BEST meet the requested requirements?

OLED

You recently replaced a malfunctioning video card on your laptop. After you reassemble the laptop, everything works well except for the wireless network connection. The wireless adapter functioned correctly before you replaced the video card. Which action can MOST likely resolve this problem?

Reconnect the antenna connections.

You are a computer technician. A user reports that an older laptop is having trouble connecting with newer wireless networks. Which of the following actions should you consider as an alternative to replacing the laptop?

Replace the internal wireless card.

A technician is tasked with adding a valid certificate to a mobile device so that encrypted emails can be opened. Which of the following email protocols is best for the technician to use?

S/MIME

Which of the following is considered a computer input device?

Touchscreen

You've just purchased an Ethernet adapter for your Android tablet. Which of the following USB connector types would you MOST likely use to plug in to the adapter?

USB-C connector

Which of the following laptop features is specifically designed to facilitate online meetings, take still pictures, and record videos?

Webcam