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What is the correct answer?

4

The term DDA in the DDA algorithm stands for:

A. Digital difference analyzer

B. Direct differential analyzer

C. Digital differential analyzer

D. Data differential analyzer

Correct Answer :

C. Digital differential analyzer


DDA stands for Digital differential analyzer which is use to draw a line.

Related Questions

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4

A graphic systems core hardware components are,

A. Display Processor and CPU

B. Output device and Input

C. Display devices, recorder

D. None of above mentioned

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4

A line can be seen by,

A. Two points

B. One point

C. Four points

D. Three points

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4

What is the range of the pixels in a Grayscale images?

A. 0 - 1

B. 0 - 255

C. 0 - 210

D. None of the above

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4

Which display device allows a user to move around an object and can be shown it from different angles?

A. Flat Panel Display Devices

B. Direct View Storage Tubes

C. 3D Devices

D. CRT

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4

The inside of the Cathode Ray Tube is coated with what material?

A. Fluorescent powder

B. No coating

C. Phosphorus

D. None of the above

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4

___ is a method of moving an entity from one coordinate point to another into a straight-line path is known as positioning.

A. Shearing

B. Reflection

C. Translation

D. Transformation

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4

Which of the following methods is the fastest pixel position calculating method?

A. Bressenham's line algorithm

B. DDA line algorithm

C. Mid-point algorithm

D. None of the above

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4

The RGB image is known as the true color image. What does RGB stand for?

A. Real grey Black Image

B. Red greyed Background Image

C. Red Green Blue image

D. None of the above

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4

An efficient transformation method in which an object may shift form one coordinate position to any other coordinate position in a three-dimensional plane -

A. Rotation

B. Translation

C. Scaling

D. All of the mentioned above

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4

Who among the following developed the CRT (Cathode Ray Tube)?

A. Charles Darwin

B. Ferdinand Barun

C. Thomas Alva Edison

D. None of the above

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4

In which of the following parts of the cathode ray tube, is a huge amount of heat released to the cathode by directing a current through a coil of wire?

A. Electron gun

B. Phosphorus coated tube

C. Filament

D. Anode and cathode

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4

Raster scan systems generally use ___ to display an image.

A. Frame buffer

B. Display controller

C. Display file program

D. None of the These

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4

The ___ between the strong regions equal to the duration of the dashed lines.

A. Very short dashes

B. Inter dash spacing

C. Both A and B

D. None of these

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4

Which of the following line algorithms best balances the processing load among all the processers?

A. Parallel line algorithm

B. DDA line algorithm

C. Both a. and b. balances the load equally

D. None of the above

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4

A display controller converts 0s and 1s to the ...

A. Display Devices

B. Video signal

C. Text wrapping

D. None of the above mentioned

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4

Which of the following options is correct in accordance with the cathode ray tube?

A. CRTs are brighter than LCDs.

B. CRTs can operate at any resolution and at any aspect ratio.

C. CRTs are the most expensive display device till current date.

D. None of the above

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4

Can we represent multiple scenes from a real-world coordinate system on the viewport? If yes, how?

A. By using multiple viewports

B. By using multiple window ports

C. Both a. and b.

D. No, we cannot represent multiple scenes from a real-world coordinate system on the viewport

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4

Which lights form the viewing colors that we see on the screen?

A. Red

B. Blue

C. Green

D. All of these

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4

The colour transformation is performed in the centre of the process___

A. Dual color model

B. Single color model

C. Rotation color model

D. None of these

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4

In ___ a beam of the electron is directed only to the screen areas where any picture has to be displayed or drawn on the screen.

A. Video Display

B. Raster Scan Display

C. Random Scan Display

D. All of the above mentioned

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4

An efficient transformation method which produces a parallel mirror image of an object is also referred as,

A. Rotation

B. Reflection

C. Shear

D. All of the mentioned above

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4

Which among the following is a part of the Cathode Ray Tube?

A. Control Electrode

B. Electron Gun

C. Focusing System

D. All of the Above

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4

Which of the following defines the mapping of points from some domain to bits?

A. Pix-map

B. Graph

C. Bitmap

D. All of the mentioned

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4

A two-dimensional point is transformed by inserting.

A. Translation vector

B. Shift vector

C. Translation distances

D. Both A and B

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4

The main role of a frame buffer is the ___ of the video signals that drive the display device.

A. Storage, conditioning, and output

B. Same speed

C. Different speed

D. None of the mentioned above

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4

Which of the following options is not correct according to the definition of Computer Graphics?

A. Computer Graphics is used for animation purposes.

B. Computer graphics can be used to provide better user interface.

C. Computer graphics can improve the sound quality of a video

D. None of the above

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4

What is the pixel range for an RGB image?OrWhat is the minimum and maximum possible value for each of the pixels of an RGB image?

A. 0 - 23

B. 0 - 224

C. 0 - 1

D. None of the above

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4

The term DDA in the DDA algorithm stands for:

A. Digital difference analyzer

B. Direct differential analyzer

C. Digital differential analyzer

D. Data differential analyzer

What is the correct answer?

4

Which of the following best defines Scan Conversion in computer graphics?

A. It is a process of representing graphics objects as a collection of pixels

B. It is a process of converting colored images to grayscale images.

C. It is a process of converting handmade drawing to computer pictures through a scanner

D. None of the above

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4

In a graphics system, the most prominent output device is,

A. VDU (Visual Display Unit)

B. Printer

C. Joystick

D. None of the above mentioned