Chapter 9

Mobile devices can connect to the internet and other devices using a variety of connection types. Drag the connection type on the left to the appropriate description on the right.

A physical location where you can obtain wireless internet access using a WLAN. Hotspot A connector used to emulate cryptographic smart card functionalities. NFC Provides mobile devices with access to network resources and software applications on their home network when they connect using other wireless or wired networks. Mobile VPN Allows you to share the internet connection of a phone with a laptop. Tethering A wireless technology standard for exchanging data over short distances. Bluetooth

A manufacturing company has customized a computer application that supervisors will 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 would 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

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

Biometric authentication

What is the surest way to prevent the loss of important information on your mobile device if it is lost, stolen, destroyed, or there is a natural disaster?

Configure your device to remotely back up important data to the Cloud.

A user hibernates a laptop after giving a video presentation. Now, when it resumes, the display flickers for a moment, but remains blank. A technician suspects a bad graphics processing unit (GPU). Which of the following troubleshooting steps should be completed? (Select TWO).

Connect an external display device. Toggle the dual display function key.

Which of the following input devices uses a stylus?

Digitizer

Which component lets 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 just purchased a new laptop with built-in 802.11 wireless and Bluetooth capabilities. When you boot into Windows, you do not see a Bluetooth adapter listed in Device Manager. Which of the following would be BEST to perform first?

Enable Bluetooth in the BIOS/UEFI configuration.

You want to use Hibernation on your Windows notebook. What does it need to have?

Enough free hard drive space

Why is it important to have your mobile device charger plugged in while it is receiving an operating system update?

If the battery dies during the update, the operating system could become corrupted.

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

MicroDIMM

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

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

Pointing stick

A user needs to use her laptop to give a presentation using a video projector. She called asking you how to switch the display to the external monitor port on her laptop. What should you tell her?

Press and hold the Fn key; then press the monitor function key (image of a monitor on it).

You're troubleshooting a notebook system that uses a digitizer pad and stylus for user input. The user has complained that the digitizer pad registers stylus registers taps about one inch to the right of where the taps actually occur. Which of the following actions would MOST likely fix this issue?

Recalibrate the digitizer pad.

Which of the following will improve the security of sensitive information on your device if it is lost or stolen? (Select THREE.)

Remote wipe A screen lock Locator applications

Your iPad is configured to do remote backups everyday to iCloud. Which conditions are required for the iCloud backup to take place? (Select THREE.)

The iPad has to be plugged into a power source. The iPad screen has to be locked. The iPad has to have an internet connection.

When a presenter at a conference connects a laptop to a projector, the projector mirrors the laptop's display. The presenter would like it 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.

A user calls the help desk stating that the touchpad on a laptop does not work. Which of the following actions would BEST help the technician diagnose the problem?

Toggle the touchpad function key.

Joe, a user, is walking through a shopping mall. His phone frequently displays a message that additional information is needed to log in. Which of the following is the MOST likely cause of these messages?

Unintended Wi-Fi connections

A user opens a help desk ticket to replace a laptop keyboard. The user reports that the cursor randomly moves when typing using the laptop keyboard, causing the user 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 would mitigate the problem?

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

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

Using Mobile Device Management (MDM).

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

Match each notebook Fn key icon labels on the left to the corresponding key on the right.

1.Touchpad (on/off) 2.Screen orientation 3.Wireless (on/off) 4.Bluetooth (on/off) 5.Dual displays 6.Play/Pause media

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

180 degree rotating touchscreen

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

2.5"

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 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 would BEST meet these requirements?

A laptop docking station

You are currently managing a few Apple iPad devices that run the iOS operating system. Which of the following BEST describes the architecture used by this device?

ARM

When a user rotates a mobile device, the operating system changes the screen orientation so that the display remains upright to the user. Which of the following technologies is uses to detect this device movement? (Select TWO).

Accelerometer Gyroscope

A technician is assisting Ann, who reports that the display on her company-issued smartphone is too dim to read in a dark room, even after she adjusts the brightness setting. Which of the following actions should the technician perform FIRST? (Choose TWO).

Adjust the adaptive or automatic brightness control. Adjust the battery saver setting.

Joe, a frequent visitor to a branch office, attempts to connect his tablet to the office wireless network, but is unable to connect to the internet, even though he has verified that the SSID and password are correct. Joe attempts to connect to a coworker's hotspot, but is still unable to connect to the internet. Which of the following is the MOST likely cause of this issue?

Airplane mode has been set on the tablet.

A technician is tasked with increasing the RAM memory on a laptop by adding a SODIMM module to an empty memory slot. Which of the following processes will seat 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 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 you are working with?

An LCD display that uses CCFL backlighting.

A company executive has just bought a new Android mobile device. She wants you to help her make sure it is protected from malware threats. What options are available and important to use to protect Android devices? (Select TWO.)

App reviews and ratings will help you choose an effective anti-virus app. Anti-virus apps are available for purchase from Android app stores.

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

Around the laptop's bezel

A mobile device has poor performance and is slow to respond to screen inputs. After troubleshooting, a technician decides to perform a factory reset. Which of the following actions should a technician take before doing so?

Back up all data to an attached computer or a cloud backup service.

The integrated mouse, the small monitor, and the compact nature of the keyboard are impeding your work when you use your notebook, but you still need a system that is portable if necessary. You currently own a spare USB mouse and keyboard, as well as a nice monitor. Which option will give you the portability you need while at the same time save money and not impede your work?

Buy a docking station for your notebook.

A technician installs a new touch screen on a laptop. Directly touching on an on-screen button doesn't depress or activate the button, but touching near the button does. Which of the following actions will correct the misalignment?

Calibrate the touchscreen.

Vera has brought her notebook computer to you for repair. After listening to her describe its symptoms, you hypothesize that the notebook may have a malfunctioning keyboard. Which of the following steps can you take to BEST determine whether the keyboard needs to be replaced? (Select TWO).

Check for special keyboard features that could be enabled that may cause some keys to perform alternate tasks. Connect an external keyboard.

Joe has been issued a company-owned tablet. He finds that the performance decreases after a few hours of use. After he power-cycles the tablet, performance returns, but the tablet begins to slow again after an hour of use. Which of the following is the BEST action to troubleshoot the problem?

Check the number apps that are running.

A technician is tasked with configuring a user's personal tablet to connect to the corporate network. Which of the following should be performed before configuring access?

Check the tablet for unauthorized root access.

Match the mobile operating systems on the left with the descriptions on the right. Each mobile operating system may be used once, more than once, or not at all.

Closed source and second most popular mobile device operating system. iOS Device manufacturers are countless. Android Open source and most popular mobile device operating system. Android Device manufacturers include Microsoft, Samsung, and HTC. Windows Devices solely designed and developed by Apple. iOS Closed source and third most popular mobile device operating system. Windows

A technician is troubleshooting a company cell phone that is overheating. Which of the following is the FIRST action the technician should perform?

Determine whether the battery is warped or swollen.

You use productivity apps on your iPad tablet device while traveling between client sites. You're concerned that you may lose your iPad while on the road and want to protect the data stored on it from being compromised. Currently, your iPad uses a 4-digit PIN number for a passcode. You want to use a more complex alpha-numeric passcode. You also want all data on the device to be erased if the wrong passcode is entered more than 10 consecutive times. What should you do? (Select TWO. Each option is part of the complete solution.)

Enable the Erase Data option. Disable the Simple Passcode option.

You need to replace the video card in a laptop. What is the first step?

Find a service manual with correct disassembly procedures.

You have just purchased a used laptop, and you want to configure it to hibernate when you press the power button. You edit the Power Options settings and enable hibernation, then you configure the power button to trigger hibernation. Everything works fine for several weeks. However, one day when you press the power button, the laptop does not hibernate. Which of the following will BEST resolve this issue?

Free up disk space.

A mobile device user is comparing methods for securing the device. Which of the following methods for securing a mobile device can affect the device's performance?

Full device encryption

Which function is commonly associated with the following icon? Other choices: Dual displays GPS (on/off) Bluetooth (on/off) Airplane mode Wireless (on/off)

GPS (on/off)

You want to configure Power Plans on your Windows 10 laptop computer. Which of the following can do this? (Select TWO.)

Go to Settings > System > Power & sleep. In the Notification Area, double-click the battery icon. Click Power Options.

Which component within a tablet device, senses rotation to measures acceleration horizontally and vertically at the same time?

Gyroscope

After arriving in a new city today, a traveling sales team member calls you stating that his wireless connection no longer works. He has checked the wireless configuration, and he knows it to be correct because it was working yesterday. What should you do first?

Have him verify that the wireless card's hardware switch is in the On position.

A technician is assisting a user with rebooting a frozen laptop that does not respond to keystrokes or mouse clicks. Which of the following is the SIMPLEST way to power down the laptop?

Hold down the power button for several seconds.

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 MOST likely being used?

Hotspot

You are updating the operating system on your iPad. Your iPad is connected to your computer and you are using iTunes to install the update. Which of the following BEST describes what would happen to your iPad if you disconnect it before the operating system update is complete?

If you disconnect during the update, the operating system could become corrupted.

You have a notebook computer with a built-in wireless network card. One day, it 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 an ExpressCard wireless network card. Insert a wireless USB network card.

A landscaping company's employees receive payment for their services using a credit card reader that physically attaches to an Apple mobile device. Which of the following connection types is being used?

Lightning

Which of the following battery types offers the greatest storage capacity in the smallest amount of space?

Lithium ion (LIB)

Which of the following are the BEST steps you can take to avoid having your mobile device exploited by a hacker or infected by a virus? (Select TWO).

Lock the screen with some form of authentication. Keep the operating system up to date.

A user complains that his notebook display has started to go dim intermittently. You suspect the backlight might need to be replaced, but you want verify that the backlight is failing before you replace it. Which of the following would be BEST to check before replacing the backlight?

Make sure that the dimming isn't being caused by a power saving method that has been configured to conserve notebook power.

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

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

Mini-PCI

You have an executive user who keeps sensitive information about the company on a company-owned mobile device. You want to be prepared to keep company information secure if he loses this device or if it gets stolen. Which of the following solutions should you use? (Select TWO.)

Mobile device management software that performs full device encryption. Mobile device management software that performs remote wipes.

Which feature allows a tablet to recognize multiple finger touches at the same time?

Multi-touch

After entering a user id and password, an online banking user must enter a PIN that was sent as a text message to the user's mobile phone. Which of the following digital security methods is being used?

Multifactor authentication

Recently, your laptop won't power on, and the battery is not charging. You suspect the block on the power cord (also known as a brick) no longer works. Which tool will help you troubleshoot this problem?

Multimeter

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)

You are troubleshooting a malfunctioning laptop computer. Nothing appears on the LED display when the system is powered on. Which of the following is the BEST step to try first?

Plug in an external monitor.

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

Replace the internal wireless card.

A technician is servicing a laptop that works properly when the power adapter is plugged in. Even though the battery icon shows that the battery is fully charged, when the laptop is unplugged, the laptop immediately shuts down. Which of the following actions should the technician perform?

Replace the laptop battery.

For the past few days, a mobile phone has stopped functioning and will not respond to touchscreen input. A soft reset no longer returns functionality. Which of the following is the BEST step the user can take to fix this problem?

Reset to factory default

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.

An internal laptop keyboard is generally connected to the laptop's system board using a:

Ribbon cable

A technician suspects that an app on a tablet device may be surreptitiously using the camera without permission. Which of the following would be the BEST way to troubleshoot this issue?

Run an anti-malware scan.

A technician is tasked to add a valid certificate to a mobile device so that encrypted emails can be opened. Which of the following email protocols is being used?

S/MIME

Which of the following protocols can be enabled so email is encrypted on a mobile device?

SSL

A technician finds that after restoring the operating system on a mobile device, the touch screen operates unpredictably. This happens in both the default orientation or when the screen is rotated. Which of the following would BEST correct the problem?

Screen calibration

Which function is commonly associate with the following icon? Other choices: Screen brightness (increase/decrease) Touchpad (on/off). Volume settings (up/down/mute) Screen orientation

Screen orientation

A user is trying to log into Windows on her notebook computer. She enters the correct password for her user account, but the system won't let her authenticate, claiming the wrong password has been entered. Which of the following is MOST likely causing this problem?

She has turned Num Lock on, causing the keyboard to register numbers instead of letters.

Travis, a long-haul truck driver, reports that when driving on remote highways, his smartphone battery drains faster than normal, and his phone calls often cut out. Which of the following is the MOST likely reason for the fast battery drain?

Signal drop or weak signal

Which ACPI power state allows a system to start where it left off, but all other components are turned off?

Sleeping

A technician is tasked with repairing a laptop keyboard with sticking keys. Which of the following actions should the technician perform before replacing the keyboard?

Spray compressed air between the keys.

A user is choosing a method to secure a mobile device. Which of the following types of screen locks is LEAST secure?

Swipe lock

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

Synchronization to the cloud

Sound isn't coming from the internal speaker on a tablet device, even after a user checks its volume settings and makes sure it is not muted. Which of the following is the MOST likely reason?

The audio output is being directed to a Bluetooth speaker.

You're troubleshooting a malfunctioning notebook computer system. The user has indicated that the LCD screen suddenly became dark and difficult to read while he was downloading a large file through his wireless network card while the system was plugged in at his desk. You've checked the system and determined that the backlight has stopped working. Which of the following is the MOST likely cause? (Select TWO).

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

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

The hard drive's form factor

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 be used to add this display device? (Select TWO).

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

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

Unplug the USB mouse and re-check touchpad movements.

In preparation to use your notebook on the airplane as you travel to a conference, you disconnected the external USB mouse. The cursor drifts consistently to the left side of the screen while using the built-in trackpad and mouse buttons on the notebook. Which of the following actions would MOST likely stop the mouse from drifting?

Update the trackpad drivers.

A user normally connects a laptop to a company's network using the laptop's internal wireless NIC. The laptop does not have an Ethernet port. The wireless network has failed, and the replacement part will take two days to arrive. Which of the following solutions will connect the laptop to the company's wired network?

Use a USB-to-RJ45 dongle and connect to a wall jack with an Ethernet cable.

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

From your laptop, you have been working on a large project that has required you to open a lot of items (programs, files, etc.). It is time to leave the office and make the two-hour journey home. You will be working on this project a bit more when you arrive at home. Your computer's battery is failing and only has a very short life span (about one hour) before your computer loses power. When you arrive home and open the lid of your laptop, nothing happens. After plugging in your computer and powering it on, you find that all of your programs and files have been closed. To troubleshoot this, you open Control Panel and navigate to the settings that control what your computer will do when the laptop lid is closed. Which of the following power settings MUST you choose to prevent the same problem in the future?

When I close the lid: Hibernate

Applications for mobile devices fall into two categories. Some have been reviewed, approved, and signed with a certificate by the app service, and some have not.

Which category do apps fall into if they have been signed with a certificate? Trusted What category do apps fall into if they have not been reviewed, approved, and signed with a certificate? Untrusted

You just purchased an iPad tablet device. You want to synchronize your photos, music, email, and contacts from your Windows 10 PC to the device. How can you connect the device to the PC? (Select TWO. Each option is a complete solution.)

Wi-Fi wireless connection USB Cable

You currently use the Exchange email client on your desktop PC. You use it to connect to an email server provided by a service provider using 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 this task can be accomplished?

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

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 to the device?

biometric authentication