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hello in problem 1.4 (review questions,chapter 1)in Khalid's book it is given that Thing is a class and how many objects and reference variables are created by the following code Thing item, stuff; item = new Object(); Thing entity = new Object(); According to me the answer should be no object is created and three reference variables are created as creating an object involves using the new operator togather with a call to constructor of the class(given on page 4 in book under topic "class instantiation") and 'Object()' is not a constructor of class Thing as constructor always has the same name as that of the class.But answers given in the book on page 623 shows that options b and f are true which shows that two objects and three reference variables are created.i could not understand this.please explain this if anybody knows.any help will be highly appreciated. Thanks Smriti Singla
Manfred Leonhardt
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Hi Smriti, You are correct in assuming that the Compiler will most likely complain about assigning instance Object to instance Thing. I think this was corrected in the book errata ... Correct problem:
Using the above corrected code, the results stated by Khalid are correct. Regards, Manfred.