Which methods return an enum constant's name? : Questions « Object Oriented « SCJP
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6.14.23.Which methods return an enum constant's name?
A. getName
()
B. name
()
C. toString
()
D. nameString
()
E. getNameString
()
6.14.Questions
6.14.1.
An anonymous inner class must appear inside a block of code(True/False).
6.14.2.
Answer: anonymous inner class definition
6.14.3.
Anonymous inner classes may not call the enclosing class' synchronized methods(True/False)/
6.14.4.
Answer: anonymous class and synchronized methods
6.14.5.
Anonymous inner classes may only call final methods of the enclosing class(True/False).
6.14.6.
Answer: Anonymous inner classes and final methods
6.14.7.
Anonymous inner classes may only read and write final variables of the enclosing class(True/False).
6.14.8.
Answer: Anonymous inner classes and final variables
6.14.9.
Will the following code compile(enum and object)?
6.14.10.
Answer: enum and object
6.14.11.
Will the following code compile(Enum and object conversion)?
6.14.12.
Answer: Enum and object conversion
6.14.13.
Will the following code compile(Enum and object conversion and casting)?
6.14.14.
Answer: Enum and object conversion and casting
6.14.15.
Will the following code compile(enum casting)?
6.14.16.
Answer: enum casting
6.14.17.
An anonymous inner class may implement at most one interface(True/False).
6.14.18.
Answer: anonymous inner class and interface
6.14.19.
An anonymous inner class may extend a parent class other than Object(True/False).
6.14.20.
Answer: anonymous inner class and parent class
6.14.21.
An anonymous inner class that implements one interface may extend a parent class other than Object(True/False).
6.14.22.
Answer: anonymous inner class and interface and parent class
6.14.23.
Which methods return an enum constant's name?
6.14.24.
Answer: enum and constant value
6.14.25.
For a static nested class, you must have a reference to an instance of the enclosing class in order to instantiate it (True/False)
6.14.26.
Answer: static nested class
6.14.27.
For a static nested class, it does not have access to non-static members of the enclosing class(True/False)
6.14.28.
Answer: static nested class(2)
6.14.29.
For a static nested class, its variables and methods must be static(True/False)
6.14.30.
Answer: static nested classes(3)
6.14.31.
For a static nested class, if the outer class is named MyOuter, and the nested class is named MyInner, it can be instantiated using new MyOuter.MyInner();(True/False)
6.14.32.
Answer: static nested classes(4)
6.14.33.
For a static nested class, it must extend the enclosing class(True/False)
6.14.34.
Answer: static nested class(5)
6.14.35.
Which create an anonymous inner class from within class Bar?
6.14.36.
Answer: anonymous inner class
6.14.37.
A method-local inner class must be marked final(True/False)
6.14.38.
Answer: method local inner class(1)
6.14.39.
A method-local inner class can be marked abstract(True/False)
6.14.40.
Answer: method local inner class(2)
6.14.41.
A method-local inner class can be marked public
6.14.42.
Answer: method local inner class(3)
6.14.43.
A method-local inner class can be marked static(True/False)
6.14.44.
Answer: method local inner class(4)
6.14.45.
A method-local inner class can access private members of the enclosing class(True/False)
6.14.46.
Answer: method local inner class(5)
6.14.47.
What is the result(inner class)?
6.14.48.
Result: inner class
6.14.49.
What is the result (inner class(2))?
6.14.50.
Answer: inner class(2)
6.14.51.
What is the result(abstract class)?
6.14.52.
Answer: using abstract class
6.14.53.
What is the result(initialize the inner class)?
6.14.54.
Answer: initialize the inner class
6.14.55.
What is the result(extends inner class)?
6.14.56.
Answer: extends inner class
6.14.57.
What is the result(reference variable in outter class)?
6.14.58.
Answer: reference variable in outter class
6.14.59.
What is the result(Arrays.sort)?
6.14.60.
Answer: Arrays.sort
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