Video Output Devices Quiz

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What term is used to describe the smallest unit of a digital image or graphic?

Resolution

Pixel (correct)

DPI

Frame

Which aspect ratio commonly describes the correlation between width and height?

DPI

PPI

4:3 (correct)

Saturation

What term describes the number of dots found within a one-inch line of a scan or print?

Frame

DPI (correct)

Pixel

Resolution

In video and animation, what are individual pictures in a sequence of images called?

Frames Signup and view all the answers

What term describes the depth or intensity of color present within an image?

Saturation Signup and view all the answers

What is the purpose of dithering in computer graphics?

To mix different colored pixels to create a new color illusion Signup and view all the answers

How does a plotter differ from a traditional printer?

A plotter draws continuous lines from vector graphics files Signup and view all the answers

Which display technology uses a phosphor-coated screen and an electron beam?

CRT Signup and view all the answers

What is the function of the frame buffer in raster-scan displays?

Maintaining the image description and depth per pixel Signup and view all the answers

What is the term for the frequency at which a picture is redrawn on a CRT monitor?

Refresh rate Signup and view all the answers

What is the function of an Electromagnetic tracker in a 3D input device?

Attaches to head, hands, joints, and objects Signup and view all the answers

What is the purpose of Polhemus FASTRAK™ in Brown's Cave?

Attaches electromagnetic trackers Signup and view all the answers

What is the role of Pinch gloves in relation to the CAVE environment?

Enable 'pinch' gesture interactions Signup and view all the answers

What does a Display Processor do in computer graphics?

Digitizes picture definitions into pixel intensity values Signup and view all the answers

What is the function of 3D Display Graphics Software?

Enable manipulation of images on a computer Signup and view all the answers

What is contrast in computer graphics?

The description of tones, specifically the relationship between the darkest and brightest parts of an image Signup and view all the answers

How is rasterization defined in computer graphics?

The method of transforming a vector graphics format into pixels for screen output Signup and view all the answers

What is foreshortening in the context of computer graphics?

Representing an object to create an illusion of projection or extension in space Signup and view all the answers

What does aliasing refer to in computer graphics?

The process by which smooth curves become jagged due to low resolution Signup and view all the answers

How is dithering used in graphic applications?

To simulate continuous tone imagery through dots Signup and view all the answers

What does the resolution of a frame buffer refer to?

The number of pixels in the display Signup and view all the answers

How many colors can a 24-bit depth frame buffer display simultaneously?

16 million colors Signup and view all the answers

What does bit planes or bit depth determine in a frame buffer?

The color resolution of the buffer Signup and view all the answers

What is the purpose of interlaced scanning in video displays?

To reduce flicker Signup and view all the answers

What distinguishes flat-panel displays from CRT monitors?

They convert electrical energy to light energy Signup and view all the answers

Which video output device is known for its impressive picture quality and is commonly used in Sun Lab workstation displays?

CRT Signup and view all the answers

What type of display technology is used in Organic Light-Emitting Diode (OLED) arrays?

Field Emission Devices (FEDs) Signup and view all the answers

Which traditional input device is known for being pressure-sensitive and allowing absolute positioning?

Pen-based devices Signup and view all the answers

What type of immersive display device requires the use of stereo shutter glasses?

Head-mounted displays (HMD) Signup and view all the answers

Which type of display technology is commonly found in tablet computers?

OLED Signup and view all the answers

What technology involves filling the region between two glass plates with a mixture of gases?

Plasma Panel Display Signup and view all the answers

Which display technology commonly uses thin-film transistor technology with a transistor at each pixel location?

Active-matrix LCD Signup and view all the answers

What type of display technology uses a refresh buffer to store picture descriptions?

Plasma Panel Display Signup and view all the answers

In which display technology is the voltage applied to intersecting conductors for light twisting of molecules?

Passive-matrix LCD Signup and view all the answers

Which type of technology is capable of bringing depth perception to the viewer?

3D Display Signup and view all the answers

Which display technology is often used for 3D gaming and 3D TVs?

3D Display Signup and view all the answers

Video Output Devices Quiz

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Questions and Answers

What term is used to describe the smallest unit of a digital image or graphic?

Which aspect ratio commonly describes the correlation between width and height?

What term describes the number of dots found within a one-inch line of a scan or print?

In video and animation, what are individual pictures in a sequence of images called?

What term describes the depth or intensity of color present within an image?

What is the purpose of dithering in computer graphics?

How does a plotter differ from a traditional printer?

Which display technology uses a phosphor-coated screen and an electron beam?

What is the function of the frame buffer in raster-scan displays?

What is the term for the frequency at which a picture is redrawn on a CRT monitor?

What is the function of an Electromagnetic tracker in a 3D input device?

What is the purpose of Polhemus FASTRAK™ in Brown's Cave?

What is the role of Pinch gloves in relation to the CAVE environment?

What does a Display Processor do in computer graphics?

What is the function of 3D Display Graphics Software?

What is contrast in computer graphics?

How is rasterization defined in computer graphics?

What is foreshortening in the context of computer graphics?

What does aliasing refer to in computer graphics?

How is dithering used in graphic applications?

What does the resolution of a frame buffer refer to?

How many colors can a 24-bit depth frame buffer display simultaneously?

What does bit planes or bit depth determine in a frame buffer?

What is the purpose of interlaced scanning in video displays?

What distinguishes flat-panel displays from CRT monitors?

Which video output device is known for its impressive picture quality and is commonly used in Sun Lab workstation displays?

What type of display technology is used in Organic Light-Emitting Diode (OLED) arrays?

Which traditional input device is known for being pressure-sensitive and allowing absolute positioning?

What type of immersive display device requires the use of stereo shutter glasses?

Which type of display technology is commonly found in tablet computers?

What technology involves filling the region between two glass plates with a mixture of gases?

Which display technology commonly uses thin-film transistor technology with a transistor at each pixel location?

What type of display technology uses a refresh buffer to store picture descriptions?

In which display technology is the voltage applied to intersecting conductors for light twisting of molecules?

Which type of technology is capable of bringing depth perception to the viewer?

Which display technology is often used for 3D gaming and 3D TVs?

What type of display technology has a crystalline arrangement of molecules that flow like a liquid?

What is used in Active-matrix LCDs to align the liquid crystal molecules?

What technology uses a mixture of gases between two glass plates?

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