Practo Lead Software Engineer Interview Questions and Answers

The exam duration is one and a half hours.

The total exam time is one and a half hours.

It encompasses all topics related to full stack development.

Q1. Asks questions on SQL
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Q2. Asks question in typical topics
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Q1. Where do you see yourself in two years?
Ans. 
In two years, I see myself as a senior software developer leading a team on innovative projects.
• Advancing to a senior software developer role

• Leading a team on new and innovative projects

• Continuing to enhance my technical skills through ongoing learning and training
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Q1. LRU Cache - how to tackle
Ans. 
LRU Cache is a data structure that maintains a list of items in order of most recently used to least recently used.
• Implement using a doubly linked list and a hashmap for efficient operations

• When an item is accessed, move it to the front of the list

• When the cache is full, remove the least recently used item from the end of the list
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Q2. LRU Cache implementation based on a real time system. How would the main work which will be called etc etc
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Easy level to Medium level

2 Easy questions of DSA

Q1. One DSA question
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Q2. Normal discussion about tech stack
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Q1. Tell about yourself
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Q2. Why do you want to join digit?
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Q1. The question was about Nodejs
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Q2. The question was to build a linked list in Nodejs
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Q1. The first question was related to DSA
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Q2. The question was related to SQL
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Q1. Stack based question Medium Difficulty DSA.
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Q2. Theory questions related Java, Spring, OOPs
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Q1. Medium-hard DSA question.
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Q2. Project related questions
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Q3. Design Patterns
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Q1. Company fit questions
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Q1. Based on linked list
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Q1. Based in tree Data Structure
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Q1. Based on the graph and one from aptitude
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Q1. Create pagination component using an api show the data for the pages
Ans. 
Create a pagination component using an API to display data for different pages.
• Use API to fetch data for each page

• Implement pagination logic to display data for each page

• Allow users to navigate between pages
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1 hr, Java questions, SQL question, 1 DSA question

Q1. LLD about Hotel Booking system
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Q1. Discussed about the project
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