Module 2, Chapter 9: Supporting mobile devices

A mobile device user has entered her user ID and password to access an online account. The user immediately receives a text message with a unique PIN that must be entered before she is granted access to the account. What describes the security method being used?

Multifactor authentication

Benjamin recently issued new mobile phones to the marketing team at his company. Each phone can transmit encrypted information for making payments at a retail checkout counter. The technology also allows the marketing team to share data quickly. What technology is set up on the marketing team's phones?

NFC (near field communication)

NFC

Near field communication; a standard that allows 2 devices or accessories to communicate via radio frequencies in close proximity

Jennifer has an iPod that she has not used for six months. She wants to move the music and pictures from the iPod to her new iPhone. She tries to access the iPod using her four-digit code, but the passcode does not work. She tries to use two other codes, but neither work. Obviously, Jennifer does not remember the passcode. What solution does Apple provide that will help Jennifer recover the passcode for her iOS device?

Reset the device and restore the data from iCloud or iTunes

James wants to sync his Android phone to back up his pictures. However, he does not want to sync his data files. How can James select what to synchronize from his phone to Google storage?

Settings app

You're traveling across the country for a much-anticipated vacation. When you get there, your smartphone seems to be having trouble connecting to the local cellular network. You call the provider, and the technician suggests you update the PRL. Why might this help? Where would you find this option on your Android smartphone to perform the update?

The PRL tells your device which towers/frequencies to use, by updating while roaming, those towers and frequencies are replaced with an updated list for your current area. In settings app, tap system updates then tap update PRL

Your mobile device has gone over its subscribed data limit the past two months. During this time, you have noticed that the device runs hotter than normal and data speeds seem slower than usual. Which of the following should you consider as a cause for these issues?

The device is infected with malware

You are preparing to give a presentation at a client's location using your mobile device and a large screen TV. You have successfully connected to the company's guest Wi-Fi network, and you tap the screen mirroring option on your device but cannot locate an available TV, monitor, or projector. The previous presenter finished her presentation a few minutes earlier and had no issues using the TV. What is the most likely reason for this behavior?

The mobile device is on a different wifi network than the tv

Place the following information in the correct fields in Figure 9-65 to add an email account to a smartphone using port 143 for the incoming mail server and port 25 for the outgoing mail server (not all information will be used): imap-mail.sample.com p@ssw0rd pop-mail.sample.com [email protected] smtp-mail.sample.com Mary Jones

A. email [email protected] b. password p@ssword c. incoming mail server imap-mail.sample.com d. outgoing mail server smtp-mail.sample

What smartphone feature allows a user to turn her phone to change from portrait view to landscape view when she is watching a video?

Accelerometer

Congratulations! You just bought a new-to-you car, and it comes with a media system that can sync with your iPhone. You're concerned about data usage on your cell phone, so before you go pick up your car, you decide to download the necessary app at home while you're connected to Wi-Fi. What app do you need to download?

CarPlay

A user is experiencing problems connecting to a SOHO Wi-Fi network via her mobile device. Which of the following is the first step a technician should take in resolving this issue?

Determine if any other devices are experiencing the same issue

Dennis is driving a car with his family onboard. His children are sitting on the backseat. They have a tablet and want to watch a video on the Internet. What can Dennis do that will allow the children to watch a video on the Internet while in the car?

Enable a hotspot on his smartphone

Jackson is setting up an IoT thermostat in his home. He has set up the IoT controller on his phone to control the device. What else does Jackson need in order for the thermostat to be considered an IoT?

He needs an IP address and an app to control it over the internet

A smart speaker has no screen or keypad for changing its settings. Order three steps to configure the speaker.

1. Download the speaker's app to a smartphone 2. Connect the smartphone to the speaker's wifi hotspot 3. Enter the password to the speaker's wifi hot spot