GetePay Java Developer Interview Questions and Answers

Good assesment for particle coding

Very good round to learn your communication skills

Q1. Explain Deadlock?
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Q2. Explain Red Black Tree?
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Q3. Find local minima in a 1-D array?
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Q4. Find local minima in 2-D array?
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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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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. Binary search for closest element
Ans. 
Binary search to find the closest element in a sorted array
• Implement binary search to find the target element in the array

• Keep track of the closest element found so far while searching

• Update the closest element if a closer one is found during the search
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Q2. String manipulation
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Q1. Low level Design for an online e-commerce website
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Low level design for an online e-commerce website involves designing the architecture and components of the website.
• Identify the main components such as user interface, database, payment gateway, product catalog, etc.

• Design the database schema to store user information, product details, orders, etc.

• Implement user authentication and authorization mechanisms for secure access.

• Integrate payment gateway for processing tran...read more
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Q1. How was your previous organization
Ans. 
My previous organization was a fast-paced tech startup focused on developing cutting-edge software solutions.
• Highly collaborative work environment

• Emphasis on innovation and creativity

• Agile development methodologies were followed

• Regular team meetings and code reviews

• Opportunities for professional growth and learning
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Q2. Please create timer using react
Ans. 
Create a timer using React
• Use useState hook to store the timer value

• Use useEffect hook to update the timer every second

• Display the timer value in the component's render method
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Machine coding round asked LLD based problem

Q1. Why you want to join meesho what should be your job location
Ans. 
I want to join Meesho because of its innovative work culture and growth opportunities. My preferred job location is Bangalore.
• Innovative work culture at Meesho attracts me

• Opportunities for growth and learning

• Bangalore is my preferred job location for its tech ecosystem
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Q2. Do you want 6 month internship or not
Ans. 
I am open to a 6 month internship opportunity.
• I am open to gaining valuable experience through a 6 month internship.

• I am willing to commit to a 6 month internship to enhance my skills.

• I believe a 6 month internship will provide me with practical knowledge in the field.
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Q3. Asked question about project
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