Teikametrics Interview Questions and Answers

Q1. Design Least recently used cache.
Ans. 
Design a Least Recently Used cache system.
• Implement a doubly linked list to keep track of the order of usage of cache items.

• Use a hashmap to store key-value pairs for quick access to cache items.

• When a new item is accessed, move it to the front of the linked list. If the cache is full, remove the least recently used item from the end of the list.
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A general topic was provided.

Basic aptitude questions.

Q1. Sql and dbms questions
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Q1. Write a query to extract unique values?
Ans. 
Query to extract unique values
• Use the SELECT DISTINCT statement in SQL to retrieve unique values from a table

• For example, SELECT DISTINCT column_name FROM table_name;

• In Python, you can use the set() function to extract unique values from a list or array
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Q1. Previous role and projects
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Array and Java related questions

1st round is coding assessment round based on graph and hashmaps

Q1. What's your motivation to join this team?
Ans. 
I am motivated to join this team because of the challenging work and the opportunity to learn and grow.
• I am excited about the projects this team is working on and the potential impact they can have.

• I am impressed by the team's expertise and collaborative approach.

• I am looking for a supportive and innovative work environment where I can contribute my skills and knowledge.

• I am eager to learn from my colleagues and develo...read more
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Q2. What are the projects/initiatives you have worked-on in your current role?
Ans. 
I have worked on multiple projects including developing a new e-commerce platform and implementing a machine learning algorithm for fraud detection.
• Developed a new e-commerce platform using React and Node.js

• Implemented a machine learning algorithm for fraud detection using Python and TensorFlow

• Collaborated with cross-functional teams to ensure project success

• Improved website performance by optimizing code and reducing
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Q1. Design VS code(any IDE)
Ans. 
Designing an IDE like VS code requires a deep understanding of software development and user experience.
• Identify the target audience and their needs

• Choose the programming languages and frameworks to support

• Create a user-friendly interface with customizable features

• Implement debugging and testing tools

• Ensure compatibility with different operating systems

• Continuously update and improve the IDE based on user feedback
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Q2. Discuss the architechture, limitations and abilities you would want in your app
Ans. 
The app architecture should be scalable, with a user-friendly interface and secure data storage.
• The app should have a modular architecture to allow for easy scalability and maintenance.

• The user interface should be intuitive and easy to navigate.

• The app should have robust security measures in place to protect user data.

• The app should be able to handle large amounts of data and traffic.

• The app should be compatible with m...read more
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Q3. The objective is not to code, but rather to discuss how would you implement certain features
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Q1. No coding involved but deep JavaScript, CSS, Browser, APIs related questions were asked
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Q2. Need to explain very minute details, explain working and uses
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Q3. What is a CDN? How does the browser work?
Ans. 
CDN stands for Content Delivery Network. Browser works by sending requests to servers and receiving responses.
• CDN is a network of servers that deliver content to users based on their geographic location.

• CDN reduces latency and improves website performance.

• Browser sends HTTP requests to servers and receives responses containing HTML, CSS, JS, and other assets.

• Browser renders the received content and displays it to the u
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Q4. CSS positioning
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Q5. Flexbox, Grid, Browser internals
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Q6. NO DSA question ❌
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You get 60 minutes to code an application in your choice of programming stack. Out of which 45 minutes are set aside for implementation and 15 minutes for problem discussion and conclusion.

Make sure that you think out loud while implementing the solution and not just silently coding.

Q1. Conclude the whole process, discuss salary expectations, perks, benefits, and other policy discussions
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