Module 9 - Supporting Mobile Devices

Which of these network connections would allow your smartphone to sync your photos to your online account? Choose all that apply.

a. Wi-Fi

b. Bluetooth

c. GPS

d. Cellula

a,d

While visiting a coffee shop, you see a poster advertising a concert for a music group you'd love to see. You notice there's an NFC tag at the bottom with additional information about the concert. Which of the following devices would likely be able to read the NFC tag?

a. GPS

b. Smartphone

c. E-reader

d. VR headset

b

Which of the following mobile device OSs are open source? Choose all that apply.

a. iOS

b. Windows 10 Mobile

c. Chrome OS

d. Android

c,d

Which Chromebook security feature ensures that malware can't change the OS's system files? Choose all that apply.

a. Quick updates

b. Power washing

c. Sandboxing

d. Verified boot

c,d

You work for a company that provides dozens of the same smartphone model for its employees. While troubleshooting one smartphone that won't connect to the cellular network, you call the provider's tech support number for some assistance. The technician asks for the device's IMEI. What is she trying to determine?

a. The OS version on the phone

b. The specific device you're calling about

c. The SIM card installed in the device

d. The IP address of the phone on the cellular provider's data network

b

Which encryption protocols might be used to secure a VPN connection? Choose all that apply.

a. L2TP

b. SSH

c. PPTP

d. IPsec

a,c,d

You're at the store to buy a car charger for your dad's iPhone. There are several options with many different types of connectors. Which of these connectors should you choose?

a. USB-C

b. microUSB

c. Lightning

d. VGA

c

Your company has recently been hired to install a smart security system for a large office building. The system will include security cameras, voice-controlled lights, smart locks, and smart thermostats. Some of the security cameras will be installed outdoors throughout the parking lot. Which wireless IoT protocol should your company use for the installation?

a. Wi-Fi because it is always encrypted

b. Zigbee because it is always encrypted

c. Z-Wave because it is the fastest wireless standard

d. Bluetooth because it is easiest to configure

b

You're trying to cast a video presentation from your tablet to a projector for a training session with some new hires. Although you tested it successfully yesterday, today the connection is not cooperating. You've closed apps you're not using, and you've checked that the projector and the tablet are working otherwise. Of the following troubleshooting steps, which should you try first? Second?

a. Restart the projector.

b. Restart the tablet.

c. Reinstall the presentation app.

d. Verify that you have Internet access on the tablet.

a,b

An app that cost you $4.99 is missing from your Android. What is the best way to restore the missing app?

a. Go to backup storage and perform a restore to recover the lost app.

b. Purchase the app again.

c. Go to the Play Store where you bought the app and install it again.

d. Go to the Settings app and perform an application restore.

c

Suppose you and your friend want to exchange lecture notes taken during class. She has an iPhone and you have an iPad. What is the easiest way to do the exchange?

a. Copy the files to an SD card and move the SD card to each device.

b. Drop the files in OneDrive and share notebooks with each other.

c. Send a text to each other with the files attached.

d. Transfer the files through an AirDrop connection.

d

You have set up your Android phone using one Google account and your Android tablet using a second Google account. Now you would like to download the apps you purchased on your phone to your tablet. What is the best way to do this?

a. Set up the Google account on your tablet that you used to buy apps on your phone and then download the apps.

b. Buy the apps a second time from your tablet.

c. Back up the apps on your phone to your SD card and then move the SD card to your tablet and transfer the apps.

d. Call Google support and ask them to merge the two Google accounts into one.

a

Of the 10 devices shown earlier in Figure 9-46, how many of them are assigned IP addresses?

a. Four: two phones, a web server, and a router

b. Three: two phones and a web server

c. Seven: a thermostat, a router, two phones, two bridges, and a web server

d. All 10 are assigned IP addresses.

c