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Java Arrays Concepts

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Questions and Answers

How is memory allocated for an array in Java?

Memory is allocated for an array in Java by using the 'new' keyword followed by the type and size of the array.

What is the default initialization of elements in an array created using 'new' in Java?

The elements in the array allocated by 'new' will automatically be initialized to zero for numeric types, false for boolean, or null for reference types.

How are array literals used in Java?

Array literals in Java are used when the size of the array and the variables are already known.

How can you access elements in a Java array?

<p>Each element in a Java array is accessed via its index, starting from 0 and ending at (total array size - 1).</p> Signup and view all the answers

How is an array of objects created in Java?

<p>An array of objects in Java is created similar to an array of primitive-type data items, where the memory spaces for objects are allocated.</p> Signup and view all the answers