1 Flashcards

1
Q

What is the primary purpose of a smartphone?

A

To combine computing, communication, and multimedia functions.

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2
Q

What is the primary operating system for Apple mobile devices?

A

iOS.

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3
Q

Which operating system is widely used on most non-Apple smartphones?

A

Android.

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4
Q

What is the purpose of airplane mode on a mobile device?

A

It disables cellular, Wi-Fi, and Bluetooth connections.

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5
Q

What is the most common charging port for modern Android devices?

A

USB-C.

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6
Q

What charging port is used by Apple devices?

A

Lightning port.

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7
Q

What technology allows mobile devices to make contactless payments?

A

Near Field Communication (NFC).

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8
Q

What is a hotspot in the context of mobile devices?

A

A feature that shares mobile data as Wi-Fi to other devices.

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9
Q

What is tethering?

A

Using a mobile device’s internet connection to provide internet to another device via USB.

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10
Q

What does IMEI stand for?

A

International Mobile Equipment Identity.

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11
Q

What does an IMEI number identify?

A

It uniquely identifies a mobile device.

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12
Q

What does the term ‘MDM’ stand for?

A

Mobile Device Management.

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13
Q

What is the purpose of MDM software?

A

To manage, secure, and monitor mobile devices within an organization.

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14
Q

What is the typical size of a microSD card?

A

15mm x 11mm.

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15
Q

What is the purpose of a microSD card in mobile devices?

A

To expand storage capacity.

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16
Q

What component is responsible for the display on mobile devices?

A

LCD or OLED screen.

17
Q

What does GPS stand for?

A

Global Positioning System.

18
Q

What is the function of GPS on mobile devices?

A

It provides location tracking and navigation.

19
Q

What is the typical resolution of a Full HD smartphone display?

A

1920 x 1080 pixels.

20
Q

What does the accelerometer do in a smartphone?

A

It detects the orientation and movement of the device.

21
Q

What component allows a smartphone to sense light for display brightness adjustments?

A

Ambient light sensor.

22
Q

What is the purpose of biometric authentication on mobile devices?

A

To provide secure access via fingerprints or facial recognition.

23
Q

What is the function of a gyroscope in mobile devices?

A

To detect rotation and angular movement.

24
Q

What is the purpose of Bluetooth on a smartphone?

A

To enable short-range wireless communication.

25
What is the most common Bluetooth version used today?
Bluetooth 5.0 or newer.
26
What is the purpose of a mobile device’s SIM card?
To identify and authenticate the subscriber to the cellular network.
27
What does LTE stand for?
Long Term Evolution.
28
What is LTE in the context of mobile networks?
A 4G wireless broadband standard for high-speed cellular internet.
29
What is a common cause of overheating in mobile devices?
Heavy use of the CPU/GPU, apps, or environmental heat.
30
What does the term BYOD mean?
Bring Your Own Device.