Q87
What one of the following is best practice to handle Null Pointer exception? i) int noOfStudents = line.listStudents().count; ii) int noOfStudents = getCountOfStudents(line); public int getCountOfStudents(List line) if(line != null) if(line.listOfStudents() != null) return line.listOfStudents().size(); throw new NullPointerException("List is empty");
A.
Option (i)
B.
Option (ii)
AnswerC.
Compilation Error
D.
Option (ii) gives incorrect result
Answer: Option B
Solution
Answer: Option B
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