Question

5. Suppose that we have an ARRAYLIST, and we want to call forEach on it to print all its lines without using a loop. What sort of nested class should we use for this invocation? We do not plan to reuse it anywhere else in the program. Select ONE option: a) Static member class b) Non-static member class c) Local class d) Anonymous class (3 marks)

          5. Suppose that we have an ARRAYLIST, and we want to call forEach on it to print all its
lines without using a loop. What sort of nested class should we use for this invocation? We
do not plan to reuse it anywhere else in the program.
Select ONE option:
a) Static member class
b) Non-static member class
c) Local class
d) Anonymous class
(3 marks)

5. Suppose that we have an ARRAYLIST, and we want to call forEach on it to print all its
lines without using a loop. What sort of nested class should we use for this invocation? We
do not plan to reuse it anywhere else in the program.
Select ONE option:
a) Static member class
b) Non-static member class
c) Local class
d) Anonymous class
(3 marks)

Added by Patricia R.

Computer Science and Information Technology

Trishna Knowledge Systems 2018 Edition

Instant Answer

Solved by Expert Mohan Jain

Step 1

The forEach method is a default method in the Iterable interface, so the ArrayList class must implement the Iterable interface. Show more…

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Suppose that we have an ArrayList, and we want to call forEach on it to print all its elements without using a loop. What sort of nested class should we use for this invocation? We do not plan to reuse it anywhere else in the program. Select ONE option: (3 marks) a) Static member class b) Non-static member class c) Local class d) Anonymous class