Free Practice Quiz Question List

4 Mobile Connectivity Online Quiz Questions

Use this free practice quiz with 20 questions to review 4 Mobile Connectivity, test your knowledge, and prepare for your next test or exam.

20 questions

True or false

1 point

True or false: A phone connected to a Wi-Fi network is not necessarily able to access the internet.

A
True
B
False

True or false

1 point

True or false: Turning on airplane mode always prevents you from turning Wi-Fi or Bluetooth back on separately.

A
True
B
False

Fill in the blank

1 point

When joining a hidden Wi-Fi network, enter its and manually.

Choose one

1 point

A person wants to use a phone for contactless payments. Which condition best describes what is needed beyond the phone having NFC capability?

A
NFC is enabled; no other setup is needed.
B
NFC is supported, and the payment service and card are set up; any required screen lock or authentication is satisfied.
C
The phone is connected to a Bluetooth accessory.
D
The phone is connected to a Wi-Fi network, so payment setup is unnecessary.

Written response

1 point

What abbreviation identifies the Wi-Fi network name that a user selects when joining a network?

Choose one

1 point

A Bluetooth keyboard does not appear in a phone’s list of available accessories. Which action best addresses common reasons it may not appear?

A
Restart the phone’s cellular service and change the selected SIM.
B
Enable a VPN on the phone.
C
Make sure the accessory is powered on, nearby, in pairing mode, and not connected to another device.
D
Turn off Wi-Fi and remove the phone’s saved Wi-Fi networks.

Written response

1 point

What is the broader technical term for sharing a device’s internet connection over Wi-Fi, Bluetooth, or a cable?

Fill in the blank

1 point

On a dual-SIM phone, cellular data is enabled but internet access is not using the plan the user intended. Check that the is selected for data.

Choose all

1 point

A user plans to let a laptop connect to a phone’s mobile hotspot. Select all accurate statements the user should consider.

A
A mobile hotspot commonly shares a device’s internet connection over Wi-Fi.
B
A hotspot guarantees that connected devices will have unlimited data without affecting the plan.
C
Connected devices can use the plan’s data allowance.
D
Carrier support or fees may apply, so a user should check the plan and use a strong hotspot password.

Choose one

1 point

Someone has a working Wi-Fi connection but weak cellular reception at home. Which statement best describes whether Wi-Fi calling could help?

A
Any phone can make calls over Wi-Fi without carrier support or setup.
B
Wi-Fi calling may carry calls over Wi-Fi when the device and carrier support it; setup and availability vary.
C
Wi-Fi calling uses NFC to connect a phone to a nearby router.
D
Wi-Fi calling works only when cellular data roaming is enabled.

Choose all

1 point

A phone has no cellular internet while away from Wi-Fi. Select all useful checks grounded in common causes of cellular-data availability or cost.

A
Confirm cellular/mobile data is enabled.
B
Verify service is active and the intended SIM or eSIM line is selected for data.
C
Forget every saved Bluetooth accessory.
D
Check coverage, plan limits, and roaming settings.

Choose one

1 point

A coworker suggests using a VPN to make every online activity safe. Which response accurately describes a VPN’s function and limitation?

A
It guarantees that every website and online activity is safe.
B
It automatically provides cellular service when the carrier signal is unavailable.
C
It replaces the need to protect Wi-Fi passwords and device access.
D
It routes some or all network traffic through a configured service, but does not make every online activity safe.

Open ended

1 point

A laptop is connected to a phone’s Wi-Fi hotspot but cannot access the internet. Describe a practical troubleshooting sequence, including checks on both the phone and laptop and one carrier-related consideration.

Choose one

1 point

After turning on airplane mode, a user needs to use Wi-Fi. Which statement best describes what may be possible?

A
Airplane mode always disables every wireless feature until it is turned off.
B
Airplane mode disables wireless radios, but Wi-Fi or Bluetooth may be turned back on separately.
C
Airplane mode only disables cellular data and leaves all other radios unchanged.
D
Airplane mode automatically connects the device to the strongest available Wi-Fi network.

Choose one

1 point

A user joins a Wi-Fi network with a data limit. Which setting may help manage data use?

A
Disable the device's screen lock.
B
Turn on data roaming.
C
Forget every saved Wi-Fi network.
D
Enable a metered or low-data setting if available.

Choose one

1 point

A phone shows that it is connected to Wi-Fi, but websites will not load. Which explanation is consistent with how Wi-Fi works?

A
The phone's Bluetooth pairing has blocked internet access.
B
The phone must be connected to a mobile hotspot instead.
C
The router or service provider may be offline, even though the device is connected to Wi-Fi.
D
The Wi-Fi network name must be hidden for internet access to work.

Choose one

1 point

A laptop joins a phone's mobile hotspot while the phone is using cellular data. What should the user expect?

A
The laptop's use may count against the phone's cellular data allowance.
B
The laptop can only use the hotspot if it has its own active SIM plan.
C
The hotspot creates unlimited data that is separate from the phone's plan.
D
The laptop must pair with the phone over NFC before joining the hotspot.

True or false

1 point

On a supported device, USB tethering can share a phone's connection through a cable when Wi-Fi is unavailable.

A
True
B
False

Written response

1 point

When connecting manually to a hidden Wi-Fi network, what acronym identifies the network name?

Written response

1 point

What is one setting a user may enable, if available, to help manage data use on a Wi-Fi network with data limits?