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I applied via Approached by Company and was interviewed in May 2022. There were 4 interview rounds.
3 Coding Question were there
Easy - 2 Pointer Problem Variation
Medium - Prefix Sum Problem Variation
Hard - DP (Maximum of Minimum) Variation Problem
SQL is a relational database management system while NoSQL is a non-relational database management system.
SQL databases use structured query language while NoSQL databases use unstructured query language.
SQL databases are vertically scalable while NoSQL databases are horizontally scalable.
SQL databases are good for complex queries while NoSQL databases are good for large amounts of unstructured data.
Examples of SQL dat...
Different types of indexing in SQL
Clustered Index
Non-Clustered Index
Unique Index
Full-Text Index
Filtered Index
Schema design for a Restaurant Management System
Identify entities such as customers, orders, menu items, tables, etc.
Create tables for each entity with appropriate attributes and relationships
Use foreign keys to establish relationships between tables
Consider normalization to avoid data redundancy and improve performance
Include constraints to ensure data integrity
Use appropriate data types for each attribute
Consider sca
Complexity refers to the level of difficulty in solving a problem. There are two types: time complexity and space complexity.
Time complexity refers to the amount of time required to solve a problem, and is usually measured in terms of the number of operations performed by an algorithm.
Space complexity refers to the amount of memory required to solve a problem, and is usually measured in terms of the amount of memory us...
Detect loop in linked list and return node where loop starts.
Use two pointers, one moving one node at a time and the other moving two nodes at a time
If there is a loop, the two pointers will eventually meet at a node inside the loop
Reset one of the pointers to the head of the linked list and move both pointers one node at a time
The node where the two pointers meet is the start of the loop
Traversal refers to visiting all the nodes of a data structure in a specific order.
Inorder traversal: Left subtree, root, right subtree
Preorder traversal: Root, left subtree, right subtree
Postorder traversal: Left subtree, right subtree, root
Level order traversal: Visit nodes level by level
Find the sum of pairs in a binary search tree equal to k.
Traverse the tree in-order and store the values in an array.
Use two pointers approach to find the pairs that sum up to k.
Time complexity: O(n), Space complexity: O(n).
A payment gateway is a software application that facilitates online transactions between a merchant and a customer.
The payment gateway should support multiple payment methods such as credit/debit cards, net banking, and digital wallets.
It should have a secure and reliable infrastructure to ensure the safety of customer data.
The gateway should have a user-friendly interface for easy navigation and payment processing.
It ...
Populate the next right pointer of a binary tree node
Traverse the tree using level order traversal
For each node, set its next right pointer to the next node in the same level
If there is no next node in the same level, set the next right pointer to NULL
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I applied via Walk-in and was interviewed before Dec 2020. There were 3 interview rounds.
I was interviewed in Mar 2021.
I applied via Referral and was interviewed in Aug 2021. There were 3 interview rounds.
A data structure that stores a sequence of elements in which each element points to the next one.
Consists of nodes that contain data and a pointer to the next node
Can be singly linked or doubly linked
Used for dynamic memory allocation, implementing stacks, queues, and hash tables
I applied via Campus Placement and was interviewed before Mar 2021. There were 3 interview rounds.
I am open to discussing salary based on the responsibilities and opportunities offered by the position.
I am flexible and open to negotiation.
I am looking for a competitive salary that reflects my skills and experience.
I am more interested in the overall compensation package, including benefits and growth opportunities.
I would like to learn more about the company's salary range for this position.
I am confident that we c
My family background is diverse and multicultural.
My parents are from different countries, which has exposed me to different cultures and perspectives.
I have relatives who work in various industries, including technology and healthcare.
Growing up, my family encouraged me to pursue my interests in computer science and supported my education in the field.
I worked as a Software Developer at XYZ Company.
Developed and maintained software applications using Java and Python.
Collaborated with a team of developers to design and implement new features.
Participated in code reviews and debugging sessions to ensure high-quality code.
Worked closely with clients to gather requirements and provide technical support.
Implemented unit tests and performed software testing to identify an...
I have a strong background in software development and a proven track record of delivering high-quality projects on time and within budget.
I have a deep understanding of various programming languages and frameworks, allowing me to adapt quickly to new technologies.
I am highly skilled in problem-solving and troubleshooting, which enables me to identify and resolve issues efficiently.
I am a team player and have excellent...
Looking for new challenges and growth opportunities.
Seeking a more challenging role to enhance my skills and knowledge.
Interested in working on cutting-edge technologies and projects.
Want to be part of a dynamic and innovative team.
Desire to expand my professional network and learn from industry experts.
In 5 years, I see myself as a senior software developer leading a team and working on complex projects.
Leading a team of developers
Working on complex projects
Continuously learning and staying updated with new technologies
Contributing to the growth and success of the company
My strengths include problem-solving, attention to detail, and teamwork. My weaknesses include time management and public speaking.
Strengths: problem-solving, attention to detail, teamwork
Weaknesses: time management, public speaking
I am a software developer with experience in various programming languages and a passion for creating innovative solutions.
Experienced in Java, C++, and Python
Developed a mobile app using React Native
Worked on a team to create a web application using Angular
Strong problem-solving and analytical skills
I am a software developer with experience in web development and a passion for problem-solving.
Experienced in web development using HTML, CSS, and JavaScript
Proficient in programming languages such as Java and Python
Familiar with frameworks like React and Angular
Strong problem-solving and analytical skills
Excellent teamwork and communication abilities
My strength is problem-solving and my weakness is sometimes overthinking.
Strength: Problem-solving
Weakness: Overthinking
In 5 years, I see myself as a senior software developer leading a team and working on complex projects.
Leading a team of developers
Working on complex projects
Continuously learning and improving my skills
Contributing to the growth and success of the company
Seeking new opportunities for professional growth and challenges.
Looking for a more challenging role
Want to expand my skill set
Seeking better career prospects
Interested in working with new technologies
Want to work in a more collaborative environment
I worked as a Software Developer at XYZ Company.
Developed and maintained web applications using Java and Spring framework
Collaborated with cross-functional teams to gather requirements and design solutions
Implemented unit tests and performed code reviews to ensure code quality
Participated in Agile development process and attended daily stand-up meetings
Troubleshooted and resolved software defects reported by users
My family background is diverse and multicultural, with members from different professions and cultural backgrounds.
My father is a doctor and my mother is a teacher.
I have two siblings, one is an engineer and the other is a lawyer.
We celebrate various cultural festivals and traditions together.
My family values education and encourages continuous learning.
I am open to discussing salary based on the responsibilities and opportunities offered by the position.
I am flexible and open to negotiation.
I am looking for a fair and competitive salary based on my skills and experience.
I am more interested in the overall compensation package, including benefits and growth opportunities.
I am confident that we can come to a mutually beneficial agreement.
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