UGC NET PAPER 2 June 2019 Question 28 (Shift-I)

28. Consider the following statements regarding 2D transforms in computer graphics:

S1: M is a 2x2 matrix that reflects (mirror) only 2D point about the x-axis.
S2: A 2x2 matrix which mirrors any 2D point about the X-axis, is a rotation matrix. What can you say about the statements S1 and S2?

A Both S1 and S2 are true

B Only S1 is true

C Only S2 is true

D Both S1 and S2 are false

ANS. B

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UGC NET CS 2018 July - II Question 27	UGC NET CS 2018 July - II Question 29