CreditVidya Software Developer Interview Questions and Answers

Basic aptitude , same syllabus that of tcs

Two debugging questions, of medium level

Q1. What are react hooks, class based components ,linked list ,palindrome , state in components , virtual and real dom
Ans. 
A set of concepts and tools used in React for managing state and rendering UI components.
• React hooks are functions that allow you to use state and other React features without writing a class component.

• Class based components are a way of defining React components using ES6 classes.

• Linked list is a data structure that consists of a sequence of nodes, each containing a reference to the next node.

• Palindrome is a word, phr...read more
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Q2. Sql quries, 2nd max salary, Nth max salary , Group by, deff between delete, truncate,drop
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Q1. What is HashMap?
Ans. 
HashMap is a data structure that stores key-value pairs and provides constant time complexity for basic operations.
• HashMap allows quick access to values based on their keys

• Keys must be unique and values can be duplicated

• HashMap is not thread-safe and requires synchronization for concurrent access

• Java's HashMap implementation uses hashing to distribute keys across buckets
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Q2. It’s a collection framework.
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Q1. Core java and spring framework questions
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Arrays, linked list, string

Q1. Difference between python vs java?
Ans. 
Python is a high-level, interpreted language known for its simplicity and readability, while Java is a statically typed, object-oriented language with a strong emphasis on performance and scalability.
• Python is dynamically typed, while Java is statically typed.

• Python is known for its simplicity and readability, making it easier to learn and use for beginners.

• Java is known for its performance and scalability, making it a...read more
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Q2. Scenario based question on past experience, project based questions.
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It was on mettle, had 3 coding qns, MCQs on DBMS, CN, Aptitude etc

It was on a quote by FB saying everyone wants to become like Musk, it went on for 30 mins

Q1. It was basic behavioral questions
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Few questions were given on strings and linked list.

Is AI good or bad .

Q1. Mostly HR based questions.
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Q2. Some are related to our project's.
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Q1. Basic about your academic and about your family , project ,internship
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Q1. This hr conducted by VP ...question are same as in 1st hr round,they may ask about your future paln.
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Q1. Basic computer science question and project
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