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Mock Exam Ques-.No of String objectss creation

 
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Given:
11. public String makinStrings() {
12. String s = �Fred�;
13. s = s + �47�;
14. s = s.substring(2, 5);
15. s = s.toUpperCase();
16. return s.toString();
17. }
How many String objects will be created when this method is invoked?
A. 1
B. 2
C. 3
D. 4
E. 5
F. 6
Answer: C


I thought answer should be 5. Fred ,47,Fred47,ed47,ED47
How do we get 3 objects only
 
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This was discussed here
 
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ye its 5 only not 3., 4 of them lost only one is alive..if i am wrong please correct me
 
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