Operators and Assignments - Programming

Q1:

Which two statements are equivalent?
  1. 16*4
  2. 16>>2
  3. 16/2^2
  4. 16>>>2

A 1 and 2

B 2 and 4

C 3 and 4

D 1 and 3

ANS:B - 2 and 4

(2) is correct. 16 >> 2 = 4 (4) is correct. 16 >>> 2 = 4 (1) is wrong. 16 * 4 = 64 (3) is wrong. 16/2 ^ 2 = 10