BIZONGO Interview Questions, Process, and Tips

Was asked to write the program for a puzzle related to bucket and rings. Here, I was to be played with computer such that I will always win. The win will be decided if I am the last to enter the rings in buckets. I was given number of buckets, etc.

1. Search in a row and column wise sorted matrix

Q1. 1. Web Fundamentals
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Q2. 2.Localstorage vs session storage
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Localstorage stores data with no expiration date, while session storage stores data for one session only.
• Localstorage data persists even after the browser is closed, while session storage data is cleared when the session ends.

• Localstorage has a larger storage capacity compared to session storage.

• Localstorage data is accessible across different tabs and windows of the same browser, while session storage data is limited ...read more
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In the first round test was conducted on hackerrank platform
it consist of one coding question and one sql question and total 4 mcq are there
the difficulty of coding(dsa) problem is leetcode medium-hard and sql is hard

Q1. 1. Maths puzzle 2. a dp question 3. questions on inheritance 4. some css related question 5. dom application and why we are using dom? 6. DBMS questions
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Q2. Dp question and then optimised to o(n) solution
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Q3. Questions on oops and inheritance
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Q1. 1. some projects that i did 2. why you want to join bizongo? 3. what will you bring to the company if we select you? 4. some behavioural questions...
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Q1. Technical discussion on tax concepts
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Q1. Technical discussion on tax
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Q1. There was a 3rd round scheduled but they cancelled at last moment
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Q1. DSA Question on Matrix
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Q2. LLD of Splitwise
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Q3. Discussion on the projects
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LLD of URL shortner & Projects based discussion , questions on Java

Q1. API optimisation techniques & API methods
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API optimisation techniques & methods
• Use caching to reduce response time

• Implement pagination for large datasets

• Minimize network requests by combining multiple API calls into one

• Use efficient data formats like JSON or Protocol Buffers

• Implement rate limiting to prevent abuse and ensure fair usage
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Q2. LLD of an E-commerce system
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LLD of an E-commerce system involves designing the detailed architecture of the system including modules, components, and their interactions.
• Identify key components like user interface, database, payment gateway, inventory management, etc.

• Define the interactions between components using UML diagrams like class diagrams, sequence diagrams, etc.

• Consider scalability, security, performance, and maintainability aspects in t...read more
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Q1. Basic discussion & scenario based question
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Java Programing Round

Q1. Technical HR. They ask java related questions
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Q1. Technical HR round, They ask one program
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