Chapter 8 Mobile Devices

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

- Locator Applications - Remote Wipe - A Screen Lock

Device manufacturers are countless.

Android

Open source and most popular mobile device operating system.

Android

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.

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

Docking station

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

Enough free hard drive space.

You're troubleshooting a malfunctioning LED display on a notebook computer system. As part of your troubleshooting, you attach an external monitor and find that it displays the output from the notebook. Which of the following is MOST likely causing your LED display to malfunction?

Failed Backlight

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

Lithium Ion (Li-Ion)

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 to 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.

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

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 correctly. Which of the following would MOST likely fix this problem?

Recalibrate the touchpad.

You recently replaced a malfunctioning video card on your laptop. After reassembling the laptop, everything works well except for the wireless network connection. The wireless adapter functioned correctly before you replaced the video card. What would most likely resolve this problem?

Reconnect the antenna connections.

Applications for mobile devices fall into two categories; some have been reviewed, approved, and signed with a certificate by the app service while some have not. Which Category do apps fall into if they have been signed with a certificate? [Type Response] What category do apps fall into if they have not been reviewed, approved, and signed with a certificate? [Type Response]

Trusted Untrusted

Closed source and second most popular mobile device operating system.

iOS

Which of the following are characteristics of the ExpressCard /54 form factor. (Select two.)

- 34mm wide at the connector. - L shape.

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.

Your laptop has an ExpressCard /54 slot. Which of the following is true? (Select two.)

- Compatible ExpressCards for the laptop include cards which are rectangular-shaped. - You can use an ExpressCard /34 card or an ExpressCard /54 card in the laptop.

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

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

You use productivity apps on 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.)

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

You want to configure Power Plans on your Windows 7 laptop computer. Which of the following can do this? (Select Two).

- Go to Control Panel > System and Security > Power options. - In the Notification Area, double-click the battery icon. Click More Power Options

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

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.

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 all that apply.)

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

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 use to access these memory slots? (Select TWO).

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

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.

You're troubleshooting a malfunctioning notebook computer. Nothing appears on the LCD display when the system is powered on. When you connect an external monitor to the system, the Windows desktop is displayed properly on the monitor. Which of the following is MOST likely causing this problem? (Select TWO).

- The display output has been redirected to the external monitor port using a Fn key. - The LCD assembly is malfunctioning.

Your iPad is configured to do remote backups everyday to iCloud. What 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.

You just purchased an iPad tablet device. You want to synchronize your photos, music, email, and contacts from your Windows 7 PC to the device. How can you connect the device to the PC? (Select two.)

- Wi-Fi wireless connection - USB Cable

What 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"

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

ARM

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

Access the BIOS/UEFI configuration and disable the USB pointer option.

What type of authentication would require a user fingerprint or face recognition to get past the screen lock on a mobile device and get access to the device? [Type Response]

Biometric Authentication

A wireless technology standard for exchanging data over short distances.

Bluetooth

Six months ago, you purchased a new laptop. Since then, you have noticed that the battery life has been slowly going down. When it was new, a full charge lasted about 3 hours. Now you are lucky to get 2 hours before the battery charge drops below 5%. When trying to correct this issue, which of the following would be the BEST first step try?

Calibrate the battery.

What is the surest way to prevent 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 backup important data to the Cloud.

Which of the following input devices uses a stylus?

Digitizer

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're troubleshooting a malfunctioning LCD display on a notebook computer system. After confirming that the notebook is receiving AC power, you plug in an external monitor. The external monitor does not display the output from the notebook after pressing the Fn key to toggle the display. Which of the following is the MOST likely cause?

Failed video adapter.

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 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

Which component within a tablet device 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 physical location where you can obtain wireless Internet access using a WLAN.

Hotspot

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 corrupt

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.

Laptop memory uses SODIMM and UniDIMM packages with SDRAM and DDR/DDR2/DDR3/DDR4 memory. What are these modules sometimes called?

MicoDIMMs

At 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

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

Multi-Touch

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 connector used to emulate cryptographic smart card functionalities.

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 is the technology 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 (Ni-Cad)

You are troubleshooting a malfunctioning notebook 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.

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 gas complained that the digitizer pad registers stylus taps about 1 inch to the right of where the tap actually occurred. Which of the following actions would MOST likely fix this issues.

Re-calibrate the digitizer pad.

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

Ribbon cable

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

SSL

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 numbers to be sent from the keyboard instead of letters.

Which ACPI power state retains the contents in RAM, but turns all other components off?

Suspend

Allows you to share the Internet connection of a phone with a laptop.

Tethering

You're troubleshooting a malfunctioning notebook computer. The user has indicated that the screen is always dark and difficult to read even while the system is plugged into a wall outlet. You checked the system and determined that the backlight isn't working. Which of the following is MOST likely the cause?

The LCD cutoff switch is stuck in the OFF position.

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?

This is an LCD display that uses CCFL backlighting.

A user in sales 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 is the BEST to try first?

Use the Fn key to redirect display to the external video port.

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

Wearable devices

Close source and third most popular mobile device operating system.

Windows

Device manufacturers include Microsoft, Samsung, and HTC.

Windows

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 want to configure its Mail app to connect to your email server. Which of the following BEST describes whether this can be accomplished?

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

Devices solely designed and developed by Apple.

iOS