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CapitalOne Software Engineer Interview Questions and Answers
CapitalOne Software Engineer Interview Experiences
4 interviews found
Anonymous
(1 Question)
- Q1. They asked Java coding question
Selected
I applied via Company Website and was interviewed in Jul 2024. There were 2 interview rounds.
There was a hacker rank assignment
Leetcode style question, medium
(1 Question)
- Q1. System design question normal
Coding question of moderate difficulty
What people are saying about CapitalOne
Selected
I applied via Referral and was interviewed before Mar 2023. There were 2 interview rounds.
(1 Question)
- Q1. What is Java String pool?
- Ans.
Java String pool is a special memory area in Java heap where String literals are stored to optimize memory usage.
String pool is a part of Java heap memory.
String literals are stored in the String pool to avoid duplicate objects.
Strings created using double quotes are stored in the String pool.
Strings created using new keyword are not stored in the String pool.
(1 Question)
- Q1. Did you have any conflicts with your peers and have did you handle it?
Skills evaluated in this interview
CapitalOne interview questions for designations
Interview questions from similar companies
(1 Question)
- Q1. Diff between react and jQuery
- Ans.
React is a modern JavaScript library for building user interfaces, while jQuery is a fast and concise JavaScript library for DOM manipulation.
React is component-based, promoting reusability and modularity.
React uses a virtual DOM for efficient updates, while jQuery directly manipulates the DOM.
React is declarative, making it easier to reason about the UI, while jQuery is imperative.
React is typically used for single-pa...
Selected
I applied via Referral and was interviewed in Jul 2024. There were 3 interview rounds.
3 dsa questions medium level
(2 Questions)
- Q1. 2 medium level dp questions based on string and stocks
- Q2. One hard question based on graph
(1 Question)
- Q1. Hr questions and java , springboot questions etc
(1 Question)
- Q1. Innerjoin, index, some logical question.
Coding and aptitude round
(1 Question)
- Q1. Tree dsa questions
(1 Question)
- Q1. Horse race question
(1 Question)
- Q1. Location specific question
Software Engineer Interview Questions & Answers
OneCard
Kishan KAVATHIYA (Kishu)
posted on 15 May 2024
I applied via LinkedIn and was interviewed in Apr 2024. There was 1 interview round.
(1 Question)
- Q1. Internal Implementation of HashMap
- Ans.
HashMap is implemented using an array of linked lists to handle collisions.
HashMap stores key-value pairs in an array of linked lists
Hash function is used to determine the index of the array where the key-value pair will be stored
Collision handling is done by chaining, where multiple key-value pairs with the same hash value are stored in the same linked list
HashMap allows null keys and values
HashMap is not synchronized...
Skills evaluated in this interview
(1 Question)
- Q1. Basics about Angular, Typescript, html, css and Core JAVA
(1 Question)
- Q1. Scenario based questions to write the logic
(1 Question)
- Q1. Normal questions about our background
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CapitalOne Software Engineer Interview Process
based on 4 interviews
1 Interview rounds
- Technical Round
Software Engineer Interview Questions from Similar Companies
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Rating in categories
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Senior Associate
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|  ₹16 L/yr - ₹40 L/yr |
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Principal Associate
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11
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| ₹12 L/yr - ₹20 L/yr |
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