Computer Graphics MCQ-10

Q.1 Reflection of a point about X-axis followed by a counter clockwise rotation of 90 degree is equivalent to reflection about the line?

• A) x = -y
• B) y = -x
• C) x = y
• D) x+y = 1

Q.2 Raster is a synonym for which of the following terms in computer graphics?

• A) Array
• B) Matrix
• C) Model
• D) All of the above

Q.3 How many K bytes does a frame buffer need for a 600 * 400 pixel monochrome display?

• A) 28.30 KB
• B) 29.30 KB
• C) 30 KB
• D) None of these

Q.4 For a 2D transformation viewing, in how many ways can a clipping algorithm be applied?

• A) 1
• B) 2
• C) 3
• D) None of these

Q.5 Two successive translations are considered to be?

• A) Multiplication
• B) Inverse
• C) Subtractive
• D) Additive

Q.6 The method of super-sampling is specifically associated with which technique?

• A) Boundary fill algorithm
• B) Gourand shading
• C) Antialiasing
• D) None of these

Q.7 Which of the following is considered an accurate and efficient raster line-generating algorithm?

• A) DDA Algorithm
• B) Mid-point algorithm
• C) Parallel line algorithm
• D) Bresenham's line algorithm

Q.8 What does the acronym CGA stand for in the context of computer graphics?

• A) Computer graphics array
• B) Color Graphics Adapter
• C) Computer graphics adopter
• D) Color graphics array

Q.9 Which transformation is used to alter the size of an object?

• A) Scaling
• B) Rotation
• C) Translation
• D) Reflection

Q.10 What is another term for the Shearing transformation?

• A) Selecting
• B) Sorting
• C) Scaling
• D) Skewing

Q.11 Super-sampling is a method used for?

• A) Boundary fills
• B) Ground shading
• C) Antialiasing
• D) None

Q.12 Which method is used interactively to construct and position straight lines, arcs, and circles?

• A) Rubber band method
• B) Gravity method
• C) Dragging
• D) None of these

Q.13 A symbolic representation of a computer object or process is called a(n)?

• A) Icon
• B) Menu
• C) List
• D) Label

Q.14 Which of the following is generally NOT categorized as a fundamental graphics object in computer graphics?

• A) Diagrams
• B) Text
• C) Pictures
• D) Charts

Q.15 What are the primary basic geometric transformations?

• A) Translation
• B) Rotation
• C) Scaling
• D) All

Q.16 If a circle is scaled in only one direction (e.g., along the X-axis), it becomes a(n)?

• A) Parabola
• B) Hyperbola
• C) Ellipse
• D) Circle

Q.17 In line clipping, a line with endpoint region codes of 0000 and 0100 is classified as?

• A) Partially invisible
• B) Completely visible
• C) Completely invisible
• D) None of these

Q.18 In standard 3-bit or RGB systems, the color code '000' typically represents?

• A) White
• B) Black
• C) Blue
• D) Green

Q.19 Where is color and pixel information primarily stored in a graphics system?

• A) Frame buffer
• B) RAM
• C) ROM
• D) Graphics Card

Q.20 Which searching/logic technique is effectively utilized in the Midpoint Subdivision algorithm?

• A) Linear search
• B) Binary search
• C) Heap sort
• D) Bubble sort