Supporting Mobile Digital Devices Flashcards

1
Q

Accelerometer

A

Mobile technology that can determine the orientation of a device with a sensor that measures the acceleration of the device direction.

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2
Q

Backlight

A

The typical form of illumination used in a full-sized LCD display.

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3
Q

Baseband

A

A transmission scheme where a single signal sends data using the entire bandwidth of the transmission media. Compare with broadband.

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4
Q

Baseband RTOS (Baseband Real Time Operating System)

A

In a mobile device, memory that contains an operating system that is separate from the end-user operating system (for example, Android or iOS) and that controls all of the low-level timing-dependent functions of the mobile device.

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5
Q

Data Synchronisation

A

The process of automatically merging and updating common data that is stored on multiple devices.

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6
Q

Digitiser

A

On touch screen displays, a layer of sensors between the LCD display and a layer of glass that enables the translation of the analogue touch signal to a digital signal.

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7
Q

Discovery Mode

A

A device mode that will transmit a friendly signal to another device in close proximity.

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8
Q

Docking Station

A

Desktop devices that connect portable computers to standard desktop peripherals without the need to connect and disconnect the peripherals themselves when the user switches from stationary to mobile use.

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9
Q

EAS (Exchange ActiveSync)

A

Microsoft’s synchronisation protocol that enables mobile devices to connect to an Exchange Server to access mail, calendar, and contacts.

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10
Q

ExpressCard

A

A mobile expansion card designed by the PCMCIA to replace traditional PC Cards to provide PCI Express and USB 2.0 connectivity.

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11
Q

Frontlight

A

A form of lighting devices from the front of the display.

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12
Q

Ghost Cursor

A

A cursor that jumps around on the screen randomly, or moves too slow, or opens windows and menus on its own.

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13
Q

IMAP4 (Internet Mail Access Protocol)

A

A protocol used to retrieve email messages and folders from a mail server.

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14
Q

IMEI Number (International Mobile Equipment Identity)

A

A number that uniquely identifies a mobile device.

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15
Q

IMSI Number (International Mobile Subscriber Identity)

A

A number that uniquely identifies a mobile subscriber.

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16
Q

Inverter

A

A laptop component that converts DC power to AC power for the display.

17
Q

IPS (In-Plane Switching)

A

An LCD panel technology designed to resolve the quality issues inherent in TN panel technology, including strong viewing angle dependence and low-quality colour reproduction.

18
Q

Laptop

A

A complete computer system that is small, compact, lightweight, and portable.

19
Q

MicroDIMM (Micro Dual Inline Memory Module)

A

A memory module standard used in some laptops.

20
Q

Mini-PCIe (PCI Express Mini Card)

A

An extremely small expansion card, often just a few centimetres in length, used to increase communication abilities by providing network adaptors or modems and supports various connections and buses.

21
Q

Multitouch

A

The technology used on the surface of the touch screen on tablets and other mobile devices that can recognise more than one contact on the surface at once.

22
Q

OLED Display (Organic Light Emitting Diode)

A

A type of LED flat panel display device that uses organic compounds that emit light when subjected to an electric current.

23
Q

Pairing

A

The process two devices use to establish a wireless connection through Bluetooth.

24
Q

Plastics

A

The hard surfaces that protect the internal components of a laptop.

25
Q

Pointer Drift

A

A situation where the mouse pointer moves across the screen without the user touching the touchpad or mouse.

26
Q

POP3 (Post Office Protocol version 3)

A

A protocol used to retrieve email from a mailbox on the mail server.

27
Q

Port Replicator

A

A scaled-down version of a docking station with only the standard ports available.

28
Q

PRI (Preferred Roaming Index)

A

An index that works with the PRL to provide the best data/voice quality to a phone while roaming.

29
Q

PRL (Preferred Roaming List)

A

A database built by CDMA service carriers to indicate which radio bands should be used when connecting to a cell tower.

30
Q

Radio Firmware

A

In a mobile device, memory that contains an operating system that is separate from the end-user operating system (for example, Android or iOS) and that controls all of the low-level timing-dependent functions of the mobile device.

31
Q

Smart Camera

A

A digital camera that includes a processor, memory, cellular and Wi-Fi support, and a mobile operating system.

32
Q

Smart Watch

A

A multipurpose device that runs computing applications and that is worn on a person’s wrist.

33
Q

Smartphone

A

A mobile digital device that combines the functionality of a portable phone with that of media players, GPS navigation units, personal digital assistants, and cameras.

34
Q

SODIMM (Small Outline Dual In-Line Memory Module)

A

Memory that is half the size of DIMMs, are available in 32- or 64-bit data paths, and are commonly found in laptops and iMac systems.

35
Q

Soldered

A

A means of securing electronic components to a circuit board by using a combination of lead, tin, and silver (solder) and a tool called a soldering iron,

36
Q

TFT (Thin Film Transistor)

A

A display type commonly used in laptops.