Question

Given the following expressions : 

(a)  val = 3 

(b)  val = = 3

Answer the following questions.

i.  Are these two statements different ? If yes how? 

ii.  What will be the result of the two elements if the value of val is 5 initially?

Answer 1

(i)  Yes, the two statements are totally different. The statement val = 3 is an assignment statement and the statement val = 3 is a relational expression which tests for equality.

(ii)  The result of

(i)  will be val having value 3 and the result of 

(ii)  will be (0) false because 5 is not equal to 3.