A.Enables the class implementation to protect its invariants

B.Enables multiple instances of the same class to be created safely

C.Permits classes to be combined into the same package

D.Protects confidential data from leaking out of the objects

E.Prevents code from causing exceptions

F.Allows a class implementation to change without changing t he clients

A.true false

B.TRUE null

C.A ClassCastException is thrown at runtime.

D.false false

E.true true

A.BiFunction<Integer, Integer, String> c = (i, j) -> {System.out.print (i + "," + j+ "; ")};

B.BiConsumer<Integer, Integer, String> c = (i, j) -> {System.out.print (i + "," + j+ "; ")};

C.BiConsumer<Integer,Integer> c = (i, j) -> {System.out.print (i + "," + j+ "; ");};

D.BiConsumer<Integer, Integer, Integer> c = (i, j) -> {System.out.print (i + "," + j+ "; ");};

A.The STUDENT table is not updated and the program prints:
114 : John : [email protected]

B.The STUDENT table is updated with the record:
113 : Jannet : [email protected]
and the program prints:
113 : Jannet : [email protected]

C.The STUDENT table is updated with the record:
113 : Jannet : [email protected]
and the program prints:
114 : John : [email protected]

D.A SQLException is thrown at run time.

A.Class C implements X, Y extends B { }

B.Class C extends A implements X { }

C.Class C implements Y extends B { }

D.Class C extends A, B { }

E.Class C extends B implements X, Y { }