CG: MCQs: 18-11-2020

  

(01) In Liang - Barsky Line Clipping Algorithm when Pk < 0 then

(A) Line proceeds from outside to inside

(B) Line proceeds from inside to outside

(C) Line lies parallel to clipping boundary

(D) line lies completely outside the boundary

 

(02) Which of the logical input device specifies picture component selection?

(A) STRING

(B) CHOICE

(C) VALUATOR

(D) PICK

 

(03) Mouse, Joystick, Trackball, Spaceball, etc., are examples of

(A) VALUATOR

(B) LOCATOR

(C) STRING

(D) CHOICE

 

(04) Style, Color & Pattern are the attributes of

(A) Line

(B) Area

(C) Text 

(D) Marker

 

(05) The transformation technique which is used to resize the object is

(A) Translation

(B) Scaling

(C) Shearing

(D) Rotation

 

(06) Which of the following points lies on the same sde of origin with reference to line 3x + 7y = 2?

(A) (3, 0)

(B) (1,0)

(C) (0.5,0.5)

(D) (0.5,0)

 

(07) A point P (5,1) is rotated by 90º about a pivot point (2,2). What is the new transformation point ?

(A) (3,5)

(B) (5,3)

(C) (2,4)

(D) (1,5)

(08) Shearing is also termed as

(A) Selecting

(B) Sorting

(C) Scaling

(D) Skewing

(09) The logical ___ of the endpoint codes determines if the line is completely inside the window

(A) AND

(B) OR

(C) NOT

(D) NOR

(10) Consider a line AB with A(0,0) and B(8,4). Apply a simple DDA algorithm and compute the first four plots on the line

(A) (0,0) (1,1) (2,1) (3,2)

(B) (0,0) (1,1.5) (2,2) (3,3)

(C) (0,0) (1,1) (2,2.5) (3,3)

(D) (0,0) (1,2) (2,2) (3,2)