This section provides a huge collection of Data Structures Algorithms Interview Questions with their answers hidden in a box to challenge you to have a go at them before discovering the correct answer.

This section provides a great collection of Data Structures Algorithms Multiple Choice Questions (MCQs) on a single page along with their correct answers and explanation. If you select the right option, it turns green; else red.

If you are preparing to appear for a Java and Data Structures Algorithms related certification exam, then this section is a must for you. This section simulates a real online test along with a given timer which challenges you to complete the test within a given time-frame. Finally you can check your overall test score and how you fared among millions of other candidates who attended this online test.

This section provides various mock tests that you can download at your local machine and solve offline. Every mock test is supplied with a mock test key to let you verify the final score and grade yourself.