Java_Magazine_NovemberDecember_2018

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Question 4 (intermediate). Given the following code fragment:

String[] nums = {"One", "Two", "Three", "Four", "Five", "Six", "Sev"};

for(int i = 0; i < nums.length; i++) {

if (nums[i++].length() % 3 == 0) {

continue;

}

System.out.println(nums[i]);

break;

}

What is the output?

A. Three

B. Four

C. Five

D. Three

Four

Five

E. No output

Answer 1. Option C is correct. The enhanced for expression was introduced in Java SE 5, and it

provides a higher level of abstraction iterating over the elements of an Iterable (for example, a

Set or a List) or an array.

Prior to the enhanced for loop, developers would describe how to iterate—for example, by

declaring a loop and a counter variable, incrementing the counter, and comparing it against the

Answer 4

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Answers

Question 1

page 78