NTT Data Senior Software Engineer Interview Questions and Answers for Experienced

Q1. Can you tell me about yourself?
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Q2. What is the difference between an array and an ArrayList?
Ans. 
Arrays are fixed-size, while ArrayLists are dynamic and can grow or shrink in size.
• Size: Arrays have a fixed size, e.g., String[] arr = new String[5];. ArrayLists can change size, e.g., ArrayList<String> list = new ArrayList<>();

• Type: Arrays can hold primitives and objects, e.g., String[] arr = {"A", "B"};. ArrayLists can only hold objects, e.g., ArrayList<String> list = new ArrayList<>(Arrays.a...read more
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Q1. Design a react app to fetch and display data from an api.
Ans. 
Design a React app to fetch and display data from an API.
• Create a React component to fetch data from the API using fetch or axios

• Use state to store the fetched data and update the component's UI

• Render the data in the component's JSX to display it on the screen
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Q2. Basic react questions.
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Q3. Asked question on react unit testing.
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Q1. In depth questions on html, css, javascript, typescript, react and next.js.
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Q1. The third round was salary discussion.
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Cover java oops concepts and test how good candidate in coding

Q1. One-on-one discussion with Technical lead and manger round
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Q2. Multithreading basic to advance, Spring related question and their benefit etc...
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Q1. Salary part and hr related question
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