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Tech Support Concepts > Chapter 11 > Flashcards

Chapter 11 Flashcards

1
Q

The ability to connect to video cards together to render a single display more quickly

is known as Dual-____________ Scene rendering ( use acronym )

A

GPU

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2
Q

What change in processing 3D graphics occurred in the late 1990s and boosted overall system performance?

A

Rendering of 3D images moved from the system processor to the graphics chipset

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3
Q

The number of images that can be drawn per second on a screen is called the

vertical __________ rate.

A

refresh

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4
Q

What does the author say can be the cause of a color shift in a monitor?

A

Loose connection

Bent Pin

Old cable that needs replacing

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5
Q

all of the signals below that HDMI supports

A

HDCP copy protection

uncompressed digital audio

compressed digital audio formats

CEC one-button remote control

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6
Q

Select all of the improvements listed below that can result from installing more memory in a video adapter

A

generate more colors

move 3D processes to cache memory

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7
Q

Video adapters from different manufacturers can often use the same driver if their chipsets (graphics processors) are the same.

A

True

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8
Q

How is the size of a display measured (side-to-side, top-to-bottom, corner-to-corner)?

A

corner-to-corner

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9
Q

Which of the video adapters below generally provides the highest performance?

A

Discrete plug-in video card

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10
Q

Which is more important for realistic computer graphics, the number of colors displayed or the number of pixels used to create the picture?

A

Number of colors displayed

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11
Q

What are the characteristics of the DisplayPort video interface standard?

A

It is an open industry standard that requires no royalty payments.
It can replace both DVI and HDMI digital standards and the VGA analog standard

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12
Q

What is the name for main memory in a computer system that is used for video memory?

A

unified memory architecture

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13
Q

DVI transmits __________ (serial, parallel) __________ (digital, analog) data between an adapter and a monitor

A

serial, digital

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14
Q

A friend has given me a flat panel display with a VGA connector. The video card in my computer has only a DVI connector available. Is there a way that I can use this monitor with my computer?

A

Yes

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15
Q

PPI (pixels per inch) and dot pitch (pixel pitch) are inversely proportional

A

True

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16
Q

What are the benefits of LCD and LED panels over CRTs? Select all the statements below that apply

A

No concerns about VLF and ELF emissions

No convergence errors(halos around the edges)

No barrel distortion

17
Q

What is a stuck pixel in an LCD display

A

A subpixel (red, blue, green) that is permanently turned on

18
Q

Current Video displays use PCIe. _______________ is an older video port standard that is still relatively common.

A

AGP

19
Q

It is possible to use the DVI standard for both digital and analog monitors.

A

True

20
Q

A higher PPI produces a sharper image than a low PPI monitor

A

True

21
Q

What is the purpose of the RAMDAC?

A

Converts digital images in the video RAM into analog signals to send to the monitor

22
Q

Which of the following are advantages of LCD monitors over CRT monitors? Please select all that apply.

A

LCDs require less power than CRTs.

LCDs have no distortion in the displayed image.

23
Q

16:___________ is the aspect ratio of wide screen broadcast television.

A

9

24
Q

An ___________ is a program that provides an application with a means to perform a service rather than requiring the application to directly communicate with the OS or the hardware itself. (Use acronym)

A

API

25
Q

Many problems with video systems can be solved by installing drivers that are designed for the monitor and adapter.

A

False

26
Q

Many problems with video systems can be solved by installing drivers that are designed for the monitor and adapter.

A

True

27
Q

What test does the author suggest performing on a computer to check its ability to draw images without distortion?

A

Draw a circle on the screen by using a graphics program

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Tech Support Concepts (14 decks)

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