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CompTIA A+ Core 1 > 1.2 Display Components of Mobile Devices > Flashcards

1.2 Display Components of Mobile Devices Flashcards

1
Q

(LCD) stands for

A

Liquid crystal display

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2
Q

Liquid crystal display (LCD) works by

A

shining back light through liquid crystals

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3
Q

Liquid crystal display (LCD) Advantages

A

Lightweight, uses little power, & relatively inexpensive

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4
Q

Liquid crystal display (LCD) Disadvantages

A

getting true blacks can be quite difficult, different kinds
backlights can be used, & difficult to repair or replace

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5
Q

(TN) stands for

A

Twisted Nematic LCD

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6
Q

Twisted Nematic (TN) LCD Advantages

A

Fast response times

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7
Q

Twisted Nematic (TN) LCD Disadvantages

A

Poor viewing angles

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8
Q

(IPS) stands for

A

In-plane switching LCD

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9
Q

In-plane switching (IPS) LCD Advantages

A

best possible color representation

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10
Q

In-plane switching (IPS) LCD Disadvantages

A

More Expensive than (TN)

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11
Q

(VA) stands for

A

Vertical alignment LCD

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12
Q

Vertical alignment (VA) LCD Advantages

A

Good color comprise between (TN) & (IPS)

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13
Q

Vertical alignment (VA) LCD Disadvantages

A

Slower response times than (TN)

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14
Q

(OLED) stands for

A

Organic Light-Emitting Diode (OLED)

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15
Q

Organic Light-Emitting Diode (OLED) wors by

A

Organic material emits light when receiving electric current

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16
Q

Organic Light-Emitting Diode (OLED) Advantages

A

Very light, thin, & flexible

17
Q

Organic Light-Emitting Diode (OLED) Disadvantages

A

More expensive than LCD

18
Q

Wireless Antennas in laptops consist of

A

Multiple Wireless Antennas for wifi main, aux, and bluetooth

19
Q

Wireless Antennas are usually located

A

At the top of the laptops display

20
Q

Webcam is

A

Usually built in through a video capture card for meetings

21
Q

Inverters are used for

A

Converting the DC power from laptop to AC power for backlight LEDs

22
Q

Digitizers are used for

A

Converts analog input from stylus pens into digital form

23
Q

Touch Screen/Digitizers

A

Converts analog input from finger into digital form

CompTIA A+ Core 1 (29 decks)

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