Objects and Classes - Java Multiple Choice Interview Questions with Answers

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Questions
11 Which of the following is not true about constructors?
A It initializes an object immediately upon creation
B It is syntactically similar to a method
C The return type of class constructor is the class type itself
D All of the above

Answer: Option [D]
12 A default constructor has
A has no arguments
B has no return type
C has one argument but no return type
D has two arguments

Answer: Option [A]
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13 When a method is made static, it cannot use
A this
B super
C Both [A] and [B]
D None the above

Answer: Option [B]
14 Which method of the thread class should be defined?
A run()
B start()
C Both [A] and [B]
D None of these above

Answer: Option [A]
15 In Java, main() method rteturns a value of type
A void
B int
C real
D string

Answer: Option [A]

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