OCA Java SE 8 Programmer I Certification Guide

interface Jump {}
class Animal implements Jump {}

1. Jump eJump1[] = {null, new Animal()};
2. Jump[] eJump2 = new Animal()[22];
3. Jump[] eJump3 = new Jump[10];
4. Jump[] eJump4 = new Animal[87];
5. Jump[] eJump5 = new Jump()[12];

Answer: a, c, d

Explanation: Option (b) is incorrect because the right side of the expression is trying to create a single object of the class Animal by using parentheses (). At the same time, it’s also using the square brackets ...