1.10 Flashcards

(65 cards)

1
Q

What is a LCD display?

A

Light shine through liquid crystals

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2
Q

Does LCD require a backlight?

A

Yes

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3
Q

What is a positive for Twisted Nematic (TN) LCD? (2)

A

Fast response times, low power draw

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4
Q

What is a negative for Twisted Nematic (TN) LCD?

A

Poor viewing angles

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5
Q

What is the most common type of LCD display?

A

Twisted Nematic (TN)

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6
Q

What is the two types of LCD displays?

A

Twisted Nematic (TN), In Plane Switching (IPS)

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7
Q

What is a positive for In Plane Switching (IPS) LCD? (2)

A

Excellent color representation, No tailing when touched

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8
Q

What is a negative for In Plane Switching (IPS) LCD?

A

More expensive than the TN LCD

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9
Q

What is the two different types of LCD backlights?

A

Cold Cathode Fluorescent Lamp (CCFL) and LED

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10
Q

What is a Plasma display?

A

A display of tiny noble gas and mercury where voltage is powered to them to form a plasma

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11
Q

What is a positive for a plasma display?(2)

A

Very fast response times, Great color representation

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12
Q

What is common in digital projectors?

A

LCD

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13
Q

What is a OLED display?

A

Organic compounds emit light when receiving an electric current

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14
Q

Does an OLED display need a backlight?

A

No

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15
Q

What is a negative for OLED displays?

A

The organic compounds degrade overtime so it has a short life span

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16
Q

What is a refresh rate measured in?

A

Hz

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17
Q

What is the common refresh rates for LCD? (3)

A

60, 120, 144 hz

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18
Q

What is the display resolution?

A

Width X Height in pixels

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19
Q

What is an aspect ratio?

A

The ratio of width to height

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20
Q

What is a the standard monitor aspect ratio?

A

4:3

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21
Q

What is the aspect ratio of a wide screen monitor?

A

16:10

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22
Q

What is a HD aspect ratio?

A

16:9

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23
Q

What could cause distortion on a monitor?

A

The monitor isn’t set to it’s native resolution

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24
Q

What is native resolution?

A

It is the resolution the monitor was designed to be at (1920 x 1200)

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25
How is the display brightness of a monitor measured?
Lumens
26
How is analog signals transmitted?
As a continuous signal
27
How are digital signals transmitted?
As discrete values (1 or 0)
28
What is a privacy filter for a monitor?
A film that you put on a monitor that will fade the screen if it is viewed from an angle
29
What is it called when you have two monitors that display two different things?
Extending the desktop
30
What is it called when you have two monitors that display the same thing?
Mirroring the desktop
31
What does extending the desktop to two monitors do?
Two monitors with different things on them
32
What does mirror the desktop to two monitors do?
Mirrors what is on one monitor to another
33
What is 16:9 aspect ratio called?
HD
34
What is 16:10 aspect ratio called?
Wide Screen
35
What is 4:3 aspect ratio called?
Standard
36
What is lumens?
How the brightness on a display is measured
37
Which type of signal send it as discrete values?
Digtial
38
Which type of signal send it as a continuous signal?
Analog
39
What is the resolution called that monitor is designed to be at?
Native resolution
40
What is it called that is width x height in pixels?
Aspect ratio
41
What is a random access memory digital-to-analog converter (RAMDAC)?
Converts digital to analog video signal from the GPU
42
What converts digital to analog video signal from the GPU?
Random access memory digital-to-analog converter (RAMDAC)
43
What is a DB-15 connector also called?
HD-15
44
What is the display of XGA?
1024 x 768 (4:3)
45
Which type of display is 1024 x 768 (4:3)?
XGA
46
What is the display of SXGA?
1280 x 1024 (5:4)
47
What type of display is 1280 x 1024 (5:4)?
SXGA
48
What type of display is 1600 x 1200 (4:3)?
UXGA
49
What is the display of UXGA?
1600 x 1200 (4:3)
50
What type of display is 1920 x 1200 (16:10)?
WUXGA
51
What is the display of WUXGA?
1920 x 1200 (16:10)
52
What does the Accelerated Graphic Port (AGP) run at?
32 bit at 66 Mhz
53
What is the max Mhz of a Single link DVI?
165 Mhz
54
Which type of DVI runs at a max of 165 Mhz?
Single Link DVI
55
Which type of PCIe does a video card use?
PCIe x16
56
What is Video RAM?
Can read and write at the same time
57
Which type of RAM can read and write at the same time?
Video RAM
58
Why use Cat5 for video?
Enabled the data to travel over longer distances
59
What is a Mini-DIN6 also called?
S-Video
60
What is S-Video also called?
Mini-DIN6
61
Where are mini-HDMI connectors used in?
Tablets
62
What type of HDMI does a tablet use?
Mini-HDMI
63
What are mirco-HDMI connectors used in?
Cars
64
What type of HDMI does a car use?
Mirco-HDMI
65
How many bits long is a MAC address?
48 bits