Can you ? Virtusa Important Coding Questions | Virtusa Online Assessment Test 2025 | Tekno UF

Summary

In this video, the creator offers valuable guidance for preparing for the Verusa and Zoho exams, focusing on a key coding challenge: removing duplicates from an array. The script walks through the problem, explaining the logic for solving it both in Python and Java. The Python solution uses a simple list to store unique elements, while the Java solution utilizes an ArrayList. Throughout the video, viewers are encouraged to solve the problem independently and are also provided with resources for exam preparation. The creator emphasizes motivation, urging viewers to subscribe for more content and take advantage of affordable study materials.

Takeaways

• 😀 Make sure to subscribe to the channel to stay motivated and receive more helpful content.
• 😀 The task presented is to remove duplicates from an array, which may seem simple but can become confusing in exam scenarios.
• 😀 A basic understanding of coding is necessary to solve the problem of removing duplicates efficiently.
• 😀 Sample input arrays demonstrate the task: duplicates like 2 and 4 should be removed, leaving only unique values.
• 😀 In the Python solution, an empty list is initialized to store unique elements, and a for loop checks each element for duplication before appending it.
• 😀 In the Java solution, a similar approach is used, utilizing an ArrayList and checking for duplicates using the `contains` method.
• 😀 It's essential to identify the core task of removing duplicates, even when the exam question might be lengthy and confusing.
• 😀 The importance of solving coding problems by understanding the core logic rather than memorizing specific code implementations is emphasized.
• 😀 The video encourages viewers to share and engage by commenting their own efficient solutions, with a promise to pin helpful comments.
• 😀 For additional resources, the website topmet.io/teonus is recommended for obtaining materials to aid in exam preparation at affordable prices.

Q & A

What is the main objective of the task in the script?

The main objective is to remove duplicate elements from an array while retaining only unique values.

What coding languages are used to explain the solution in the video?

The solutions are explained using Python and Java.

How does the Python solution work to remove duplicates?

In Python, a for-loop iterates over the array. If an element is not already in the list of unique elements, it is added. The result is a list of unique values.

What role does the 'unique elements' list serve in the Python solution?

The 'unique elements' list stores only the unique values from the original array, ensuring duplicates are excluded.

What is the purpose of checking 'if num not in unique_elements' in the Python code?

This check ensures that the current number is not already in the 'unique_elements' list before it is added, thereby eliminating duplicates.

How does the Java solution differ from the Python one?

In Java, a List is used, and the 'contains' method is called to check if an element is already present before adding it to the list, whereas in Python, a direct list membership check is used.

What built-in methods are used in the Java solution to manage unique elements?

In Java, the 'contains' method checks if the element is already in the list, and the 'add' method adds it if it’s not already present.

How does the speaker suggest viewers approach solving the problem?

The speaker encourages viewers to try solving the problem on their own first, and only watch the video if they need help.

What is the importance of understanding the gist of the problem, according to the speaker?

Understanding the gist of the problem allows students to focus on the core task, even when the question may seem complex or lengthy during the exam.

How does the speaker motivate viewers to subscribe and share the content?

The speaker encourages viewers to subscribe for more content and shares the importance of subscribing for motivation to create additional videos. They also urge viewers to share the video with friends.