CapitalOne Interview Questions and Answers

Q1. Experience in ReactJS
Ans. 
I have 2 years of experience in ReactJS, including building interactive user interfaces and integrating with backend services.
• Developed a responsive web application using ReactJS, Redux, and Material-UI

• Implemented RESTful APIs to fetch and update data in the application

• Utilized React Router for client-side routing and navigation

• Worked on optimizing performance by using memoization and lazy loading techniques
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Q2. Experience in Spring Boot
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Q1. Call with recruiter
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Q2. Why Capital one
Ans. 
Capital One is a leading financial institution with a strong focus on innovation and customer-centricity.
• Capital One has a reputation for being at the forefront of technological advancements in the financial industry.

• The company values a customer-centric approach, which aligns with my own professional values.

• Capital One offers a collaborative and inclusive work environment, fostering growth and development.

• The company'...read more
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Mini case study and had some math involved in it

Power Day was 3-4 business cases... 3 business cases and 1 product case

Q1. What is a Transformer
Ans. 
A Transformer is a type of deep learning model that uses attention mechanisms to improve the efficiency of sequence-to-sequence tasks.
• Utilizes self-attention mechanism to weigh the importance of different input elements

• Commonly used in natural language processing tasks such as machine translation and text generation

• Examples include BERT, GPT, and Transformer-XL
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Q1. Behavioral questions. Why Capital one?
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Business Case study just one

Three cases studies. Product and Business Case studies. (Improve ex product)

It was done in code signal.

Q1. Why do you prefer python to java?
Ans. 
Python is preferred over Java for software testing due to its simplicity, readability, and extensive testing libraries.
• Python has a simpler syntax compared to Java, making it easier to write and read test scripts.

• Python's extensive testing libraries like pytest and unittest provide powerful tools for test automation.

• Python's dynamic typing allows for faster development and easier maintenance of test scripts.

• Python's la...read more
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