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4

A line can be seen by,

A. Two points

B. One point

C. Four points

D. Three points

Correct Answer :

A. Two points


Two points may be found on a line to mark it. It is represented symbolically by an overhead bar of two letters referring to a dot on the line at either end.

Related Questions

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4

Consider the following statement:
The boundary is specified in a single color, and the algorithm proceeds pixel by pixel until the boundary color is encountered.
The above statement defines which of the following algorithms?

A. Scan-line fill algorithm

B. Boundary-fill algorithm

C. Entire fill algorithm

D. Slide curve algorithm

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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 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

DVST stands for

A. Direct View Storage Tube

B. Digital View Storing Time

C. Direct Visual Storing Tube

D. Digital View Storage Tube

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4

A beam of electron moves through each row, its intensity is alternatively turned ___ which helps to create a pattern of spots that are illuminated.

A. On and off

B. Power interrupt

C. Up and down

D. All of the above mentioned

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4

PPI stands for,

A. Pixel per inch

B. Photos per instruction

C. Pixels per image

D. None of the above

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4

A video display device with the smallest height, lowest power usage, and lightest weight is -

A. LED display device

B. CRT display device

C. Flat panel display device

D. None of the above mentioned

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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

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 of the following sentence used in application software to specify line-type attributes?

A. SETLINE ()

B. SETLINE TYPE (lt)

C. Both of the above mentioned

D. None of the above mentioned

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4

Can a dotted line be seen by generation using,

A. Short dash spacing

B. Long dash spacing

C. Inter dash spacing

D. Dots

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4

What value of the rotation angle rotates the object in clockwise direction?

A. Positive Value

B. Negative value

C. Value less than 180 degree

D. All of the above

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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 translation of a specified picture description into a series of pixel-intensity values for storage in the frame buffer is known as digitization, it is also known as ...,

A. Scan conversion

B. Randomization

C. Rasterization

D. Encoding

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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

The transformation of the entity in relation to an axis is called the reflection image.

A. Reflection

B. Translation

C. Only A

D. Only B

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4

Which among the following is best suited for a smooth line drawing on the screen?

A. Random Scan Display Algorithm

B. Raster Scan Display Algorithm

C. Both a. and b.

D. None of the above

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4

What is a necessary to specify to generate rotation?

A. Specific distances between dx and dy

B. Rotation angle ?

C. Scaling

D. Repositioning

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4

Which of the following line-generating algorithms is the most effective and efficient?

A. Midpoint algorithm

B. Bresenham's Line algorithm

C. DDA algorithm

D. None of the mentioned above

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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

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 among the following is best suited for a realistic shaded image drawing on the screen?

A. Random Scan Display Algorithm

B. Raster Scan Display Algorithm

C. Both a. and b.

D. None of the above

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4

The process of transforming a 2D world-coordinate object to device coordinates is termed as:

A. Window to Viewport Transformation

B. Viewing Transformation

C. Windowing Transformation

D. All of the above

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4

GUI stands for,

A. Graphical Usable Interface

B. Graphical User Interface

C. Graph Users Interface

D. Graphic User Interface

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4

A line segment of a polygon may also be referred as,

A. Line

B. Vertices

C. Edges

D. All of the mentioned 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

Which among the following objects can be scan converted?

A. Point, Line, Sector, Arc

B. Characters

C. Ellipse, Rectangle, Polygons

D. All of the above

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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

What are the fundamental characteristics of a straight line?

A. Width

B. Color

C. Type

D. All of the mentioned above

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4

Which devices provide the graphics framework with positional data?

A. Output devices

B. Storage devices

C. Input devices

D. Both B and C