111.Array overview

What is the overview of arrays in Java?

• A collection of methods
• A data structure for loops
• A data structure to store multiple values
• A reserved keyword for variable declaration

What is the concept and types of arrays?

• Singular and plural
• Linear and nonlinear
• Primitive and reference
• Homogeneous and heterogeneous

Can you provide an example of an array in Java?

• array = [1, 2, 3];
• int array = {1, 2, 3};
• int[] array = {1, 2, 3};
• array = (1, 2, 3);

Explain the syntax of declaring an array.

• array = new int[size];
• int array[size];
• int array = new[size];
• int[] array[size];

How does an array store data in memory?

• Linked list
• Random order
• Sequentially
• Hashing mechanism

What are the main types of arrays in Java?

• Static and dynamic
• Local and global
• Basic and advanced
• Static and dynamic memory

Why are arrays used in programming?

• For complex algorithms
• To simplify syntax
• To store multiple values
• Only in functional programming

How does an array relate to loops in Java?

• Arrays are loops
• Loops are arrays
• Loops are used to manipulate arrays
• Arrays replace loops

What are the advantages of using arrays in Java?

• Limited storage capacity
• Dynamic resizing
• Efficient memory usage, fast access
• Unlimited data types

How is an array class defined in Java?

• By using the 'Array' keyword
• Through the java.util.Array package
• Arrays are primitive, no class needed
• By importing java.util.Arrays