A+ Chap 9 Quiz

What smartphone feature allows a user to turn her phone to change from portrait view to landscape view when she is watching a video? A) Accelerometer B) Wi-Fi connection C) Internet browser D) GPS

A) Accelerometer

Frank is traveling for work and has discovered that he forgot an important file. The good news is the file is in cloud storage. Unfortunately, Frank's laptop cannot connect to the airport's Wi-Fi. How can Frank download this important file? (Select all that apply.) A) Create a hotspot B) Use airplane mode C) Tether his Laptop to his smartphone D) Use a VPN to connect to cloud storage

A) Create a hotspot C) Tether his Laptop to his smartphone

Jerry is in the process of setting up a Bluetooth device. He has enabled Bluetooth, paired the device, and located the correct device. What is the next step in the Bluetooth connection process? A) Enter the pin code. B) Discover the device. C) Sign in to Bluetooth. D) Test the connection.

A) Enter the pin code

Angela recently purchased a new Android smartphone. While purchasing the phone, Angela was told that she would need to set up a new email account for the phone. Which commercial email provider should Angela use for her new Android phone? A) Gmail B) Yahoo! Mail C) Microsoft Exchange Online D) iCloud

A) Gmail

Mark has been asked to set up several smartphones to connect to his company's email server. The company wants Mark to set them up so they can be synchronized between multiple email clients on multiple devices. What protocol should Mark use to set up the company smartphones? A) POP3 B) IMAP C) VPN D) Bluetooth

B) IMAP

A user called the help desk to report that her mobile device has apps on it that she does not remember installing. Several times throughout the day, she receives alerts in the notification bar from apps she does not recognize asking for permission to download and upload data. Which of the following is the most likely cause for this behavior? A) The mobile device has malware on it. B) The company has pushed these apps to the device. C) The anti-malware software is detecting and deleting infected apps. D) The device is performing an OS update.

A) The mobile device has malware on it.

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? A) The device is running low on available storage space. B) The battery is failing and will need to be replaced. C) The device needs an operating system update. D) The device is infected with malware.

D) The device is infected with malware.

A user is troubleshooting a mobile device app that is displaying errors and has contacted the app manufacturer's technical support team for assistance. The support technician needs specific information from the device about how the app is responding and what is happening to cause the errors. How can the technician retrieve the requested information from the user's device? A) All apps automatically send information about errors to the device manufacturer. B) The device will automatically email this information to the tech. C) The user needs to take a screenshot and send it to the tech. D) The method for retrieval is dependent on the specific app or device's operating system.

D) The method for retrieval is dependent on the specific app or device's operating system.

A smartphone user entered an incorrect passcode on his phone several times in a row, which locked the device. Which of the following steps should the user take first? A) Turn off multifactor authentication. B) Perform a reset on the device. C) Disable full device encryption. D) Wait a few minutes for the phone to automatically unlock.

D) Wait a few minutes for the phone to automatically unlock.

Which of the following operating systems can be modified and the source code redistributed? A) Android B) iOS C) Windows Mobile D) Chrome OS

A) Android

A mobile device is freezing almost daily. The device remains powered on and the screen illuminated. The user restarts the device, and it operates for another day or so. This problem has been occurring for several weeks. Which of the following steps should the user take next to resolve this issue? A) Check for OS updates. B) Factory reset the device. C) Delete all user data. D) Return the device to the manufacturer.

A) Check for OS updates.

Derek is planning a camping trip and wants to be able to listen to music at the campsite. Derek currently has a smartphone but does not like the sound coming from the speakers. What will help Derek improve the sound coming from his smartphone's speakers while he is at the campsite? A) Connect to a Bluetooth speaker. B) Tether to his laptop. C) Create a hot spot. D) Use his smartphone speakers; this is the only way Derek can listen to music on his smartphone.

A) Connect to a Bluetooth speaker.

Bryson has contacted you because he needs to know what kind of data he can synchronize from his iPad to his PC. What can Bryson synchronize from his iPad to his PC? (Select all that apply.) A) Contacts B) E-books C) Photos D) Music E) Notes F) Location Data G) Calendar

A) Contacts B) E-books C) Photos D) Music E) Notes G) Calendar [All except F) Location Data]

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. Which of the following describes the security method being used? A) Multifactor authentication B) Full device encryption C) Biometric authentication D) Fingerprint unlock

A) Multifactor authentication

John has subscribed to a cloud-based service to synchronize data between his smartphone, tablet, and PC. Before allowing the data to be synchronized, this service uses a process in which the cloud service and the client on the smartphone will verify the security of all devices' security certificates. What type of security does the cloud-base service employ? A) Mutual authentication B) VPN C) IMAP D) Tethering

A) Mutual authentication

A mobile device user is having problems keeping malware off his device. The user is continuously removing offending apps and regularly running a check for OS updates. After a short period of relief, the malware continues to be a problem. Which of the following are the best actions for the user to take? (Select TWO.) A) Perform a factory reset. B) Disable full device encryption. C) Install an anti-malware app. D) Remove unused apps. E) Jailbreak or root the device.

A) Perform a factory reset C) Install an anti-malware app

You are troubleshooting a mobile device that will not pair with a Bluetooth headset. The device was functioning properly with the headset until a recent corporate-wide OS update. No other mobile devices in the organization are exhibiting this issue with Bluetooth headsets. Which of the following is the first step you will take to resolve this issue? A) Reset the network settings in the mobile device Settings app. B) Replace the Bluetooth headset with a new pair. C) Update the radio firmware in the mobile device. D) Forget all Wi-Fi networks on the mobile device.

A) Reset the network settings in the mobile device Settings app.

Spencer would like to purchase a wearable device that allows him to make phone calls and send text messages. Which type of wearable device should Spencer purchase? A) Smart watch B) Fitness monitor C) E-reader D) AR headset

A) Smart watch

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. Which of the following is the most likely reason for this behavior? A) The mobile device is on a different Wi-Fi network than the TV. B) The large screen TV is connected to the wrong network segment. C) The brightness control on the large screen TV has been set too low. D) The mobile device does not support display mirroring.

A) The mobile device is on a different Wi-Fi network than the TV.

Is it true or false that most smartphone devices have radio firmware that allows listening to FM radio frequencies? A) True B) False

A) True

Jerry recently purchased a new iPad. He needs guidance on setting it up and wants to find documentation to help with the setup. Where can Jerry find detailed steps on how to connect to a network, configure email, update the OS, sync, and back up settings and data, as well as what to do when things go wrong with his iPad or an iPhone? A) User guide for the device B) Troubleshooting FAQs C) The Apple store D) Settings on device

A) User guide for the device

Your company wants to use an IoT device but wants to make sure it does not interfere with other RF devices that use the 2.4 GHz RF band. The company also wants the device to be at least 50 meters away from the base station. What type of device should the company purchase? A) Z-Wave B) Zigbee C) Bluetooth D) NFC

A) Z-Wave

You want a method of authentication for company-owned mobile devices in which users are required to use two-step authentication. Which of the following will best assist you in meeting this requirement? A) Untrusted sources B) Authenticator apps C) Locator applications D) Failed login attempts

B) Authenticator apps

A mobile device user has tried to install a new app numerous times without success. She has closed all unused apps, disabled live wallpapers, and restarted the device in an attempt to get the app to install. Which of the following steps should the user take next? A) Back up all user data and perform a factory reset. B) Check for sufficient available storage space. C) Disable full device encryption. D) Generate a new public key.

B) Check for sufficient available storage space.

Which of the following symptoms is most likely related to leaked personal files/data on a mobile device? A) Frozen system B) Data transmission over limit C) Dim display D) Touch screen nonresponsive

B) Data transmission over limit

Henry must choose which type of smart speaker to use in his home. He asked you to help him decide which one will best suit his needs. He wants it to be connected to his Google account. Which smart speaker would you recommend? A) Echo B) Home C) Cortana D) HomePod

B) Home

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? A) IoT controller B) IP address C) App to control it over the Internet D) IoT bridge

B) IP address C) App to control it over the Internet

Which of the following is best practice to minimize the chance of infecting your mobile device with malware? A) Install apps only from untrusted sources. B) Install apps only from trusted sources. C) Keep the device fully charged. D) Perform regular backups.

B) Install apps only from trusted sources.

John just bought a used iPad from a friend who had lost the charging cable. John notices that the cable is like the charging cable for his Android smartphone, though it is not quite the same. What type of cable will John need to purchase to replace the iPad's charger cable? A) Micro USB B) Lightning C) USB C D) Mini HDMI

B) Lightning

A mobile phone user in your company is experiencing dropped phone calls. While interviewing the user, you determine the problem started after she checked her email this morning. No other mobile devices in the organization are dropping calls. Which of the following is the most likely reason for the dropped calls? A) Cellular service is weak in the office building. B) Malware is interfering with the calls. C) The user is connected to an unauthorized Wi-Fi network. D) The user has exceeded the limit on her data plan.

B) Malware is interfering with the calls.

Which of the following symptoms can be attributed to malware infection on a mobile device? (Select TWO.) A) Inaccurate touch screen response. B) Slow data speeds. C) Weak cellular service throughout a building. D) Dim display while viewing in bright sun. E) Battery drains faster than normal.

B) Slow data speeds. E) Battery drains faster than normal.

Your mobile device appears to be contacting a remote server to upload your personal data. Which of the following should be performed first to protect your personal data? A) Install anti-malware software. B) Switch to airplane mode. C) Verify you are on the correct Wi-Fi network. D) Perform a factory reset.

B) Switch to airplane mode.

A mobile device user is having problems launching apps and texting. The user touches an app to launch it, but the app icon next to the desired app launches instead. When the user types a text message, every word in the message is misspelled. What is the most likely cause for this behavior? A) The device is overheating and causing touch screen failure. B) The screen protector is interfering with touch response. C) The device is experiencing high resource usage. D) The device has an unintended Wi-Fi connection.

B) The screen protector is interfering with touch response.

Randy is concerned about his company's data security on the Internet. Because cellular signals are not encrypted, he is concerned that the new smartphones given to the sales department will allow a breach. Randy has decided the company needs a more secure way to allow the sales department to connect to the company network over the Internet. What should Randy deploy to allow the sales department to connect to the company network securely over a cellular data signal? A) SSH B) VPN C) IMEI D) POP3

B) VPN

Tracy is in a meeting with an important client and wants to know how she can keep her smartphone from interrupting the meeting. She does not want to receive notifications, emails, text messages, or phone calls, but would like to leave her phone on so that she can take notes on the phone. What setting can Tracy use on her phone to make sure she is not interrupted during the meeting? A) Silent mode. B) Vibrate mode. C) Airplane mode. D) No setting will prevent interruptions while Tracy is in the meeting.

C) Airplane mode.

A mobile device you are troubleshooting is experiencing a sharp decrease in performance after an hour of operation. The user powers the device off each evening, and when it is powered on, performance returns to normal. After an hour of operation, performance degrades. Which of the following is the best action to take to resolve this issue? A) Reset the device to factory defaults. B) Update the mobile device firmware. C) Close or disable all unused running apps. D) Adjust the brightness control.

C) Close or disable all unused running apps.

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? A) Reset the network settings on the mobile device. B) Reset the network settings on the wireless router. C) Determine if any other devices are experiencing the same issue. D) Back up the data on the device and perform a factory reset.

C) Determine if any other devices are experiencing the same issue.

A user is complaining that her mobile device is too dim to read when in a dimly lit room. Which of the following actions should you take first? A) Remove the display protector. B) Replace the battery. C) Disable the auto-brightness option. D) Disable unused apps.

C) Disable the auto-brightness option.

Benjamin recently issued new mobile phones to the marketing team at his company. Each phone can transmit encrypted information for payments made 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? A) Bluetooth B) Tethering C) NFC D) Hotspot

C) NFC

The touch screen on a mobile device is not responding to input. Which of the following is the best step to take to resolve this issue? A) Remove and replace the screen. B) Use the Settings app to recalibrate the touch screen. C) Perform a factory reset on the device. D) Close all unresponsive apps.

C) Perform a factory reset on the device.

Jordan likes to use his smartphone in his car. He uses it as a navigation device and connects it via Bluetooth to listen to music. He has purchased accessories that allow him to see his smartphone while he is driving. On a very cold day, and after driving for several minutes, Jordan receives a warning from his smartphone that it is overheating and needs to shut down. When he touches his smartphone, it is hot. What might cause Jordan's smartphone to overheat? A) Bluetooth receiver is causing the smartphone to overheat. B) The GPS receiver is causing the smartphone to overheat. C) The smartphone is located too close to the car's heat vent. D) The screen has been active too long.

C) The smartphone is located too close to the car's heat vent.

A manager in your company wants to standardize all mobile device applications across different operating systems. Some users have Android mobile devices, some users have iOS devices, and some users have Windows Mobile devices. How can you best answer the manager in regard to his request? A) No apps will run on all operating systems. B) All mobile apps will run on all mobile operating systems. C) Some apps will work on different OS platforms, but many will not. D) The manager must settle on using a single mobile operating system.

C) Some apps will work on different OS platforms, but many will not.

Your company has asked you to do research how it can provide smartphones to its employees. The company wants to give employees access to OneDrive in order to synchronize data. What type of synchronization will you recommend to the company? A) Synchronization to the desktop B) Mutual authentication for synchronization C) Synchronization to the cloud D) Synchronization using wired network connections

C) Synchronization to the cloud

Your company wants to purchase a device that will allow it to give customers a 3D tour of its facility. What kind of device would you recommend for this type of 3D tour? A) Mobile VR headset B) AR headset C) Tethered VR headset D) No current technology will allow a 3D tour.

C) Tethered VR headset

Sam cannot figure out why he can't get sound from his tablet's internal speakers and calls you asking for advice. You ask him to check to see if anything is stuck in the aux port. Sam assures you nothing is in the aux port. He also checks to make sure the sound is not muted. What might prevent Sam from getting sound from his tablet? A) Tablet is in airplane mode. B) Multiple apps are sending audio to the speakers. C) The audio output is being directed to a Bluetooth speaker. D) The battery needs to be charged.

C) The audio output is being directed to a Bluetooth speaker.

A user is asking her smartphone to recommend a restaurant, but the app cannot seem to find where the user is located. The device's cellular service is active and functioning. What is the first thing the user should check? A) The user should check the smartphone's battery for a low charge condition. B) The user should check the smartphone for a weak or dropped Wi-Fi signal. C) The user should verify location services is enabled on the smartphone. D) The user should contact her cellular provider and ask for an update.

C) The user should verify location services is enabled on the smartphone.

Several of the contacts in your mobile device are responding to test messages that you sent them. However, you don't remember sending any of the messages. Which of the following is the reason for this behavior? A) Someone else is sending text messages and signing your name. B) Your device is malfunctioning and sending these messages. C) Your device is sending spam messages to your contacts. D) Your device's touch screen is nonresponsive

C) Your device is sending spam messages to your contacts.

Dillion's company has decided it wants to find a way to do a better job of tracking clothing inventories. Dillon has been asked to research ways to use the wireless network and IoT devices to help when tracking the clothing inventories. What should Dylan recommend to his company to help track the inventories? A) NFC tags B) Bluetooth receivers C) 4G tracking receivers D) RFID tags

D) RFID tags

The back cover of a mobile device is warmer than usual, and the battery seems to lose its charge much quicker than normal. The user has scanned for malware, closed unused apps, and decreased the brightness level of the screen, but the symptoms persist. Which of the following is the most likely cause for this behavior? A) The firmware is out of date. B) The charger is defective. C) The AC power outlet is faulty. D) The battery is going bad.

D) The battery is going bad.

A technician is troubleshooting a mobile device that is experiencing very slow performance, and the decision has been made to perform a factory reset. Which of the following actions should the technician take before starting the reset process? A) Clear the screen lock properties. B) Wipe all confidential user data. C) Disable all unused apps. D) Back up all user data.

D) Back up all user data.

Your mobile device is displaying messages informing you that your device is infected with malware. The instructions tell you to install another app to properly remove the malware. What should you do? A) Back up all user data and perform a factory reset. B) Go ahead and install the app to clean the device. C) Follow the instructions in the message and verify the app site is legitimate. D) Disregard the message and check for a compromised app.

D) Disregard the message and check for a compromised app.

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? A) Tether his phone to the tablet. B) Enable wireless sharing. C) Set the tablet to airplane mode. D) Enable a hotspot on his smartphone.

D) Enable a hotspot on his smartphone.

A customer has several mobile device users who have a habit of misplacing their devices during the workday. Which of the following security methods will most benefit these users? A) OS updates B) Firewalls C) Trusted sources D) Locator applications

D) Locator applications

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? A) Call Apple support to reset the password. B) Go to iTunes and reset the password. C) Answer the two security questions when asked by Siri. D) Reset the device and restore the data from iCloud or iTunes.

D) Reset the device and restore the data from iCloud or iTunes.

Sara wants to set up her lights to turn on when she arrives home. She has heard that she might be able to do this using IoT. What should Sara be concerned about when setting up her IoT lights? A) Short lifespan B) Accessibility C) Availability D) Security

D) Security

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? A) Sync app B) Device maintenance C) Connections D) Settings app

D) Settings app

Sally has just purchased a new iPad. She wants to save all the pictures and files that she creates with her new iPad on the Internet. What service should Sally use to save her pictures and files seamlessly on the Internet? A) Google B) Yahoo C) OneDrive D) iCloud

D) iCloud