Quanby Tech Interview Questions and Answers

Q1. Programming questions in python
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Q2. Selenium and API Testing interview questions
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Q1. Deeper Product-related question
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Q2. Programming using python
Ans. 
Python is a versatile programming language known for its simplicity and readability.
• Python is an interpreted language, making it easy to write and test code quickly.

• It supports multiple programming paradigms, including object-oriented, imperative, and functional programming.

• Python has a large standard library with built-in modules for various tasks, reducing the need for external libraries.

• Python uses indentation to de...read more
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Q1. Questions related to Java versions. System design, Kafka and rabbit mq
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Q1. Some more questions on system design. Questions on Messaing system, EDA and Microservices architecture. AWS cloud.
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I am not sure about what this round about. After couple of simple management questions, The interviewer asking leet code questions which was not expected as it was mentioned that its a managerial round. As it was on 31st I was little not prepared and wanted to skip the question. The interviewer got offended and talking very rude. At this point I got the idea that interview is not.

Worst part is after every round they is no feedback cycle. they just ghost you. very bad attitude.

Q1. Too much delay in all the interviews process
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Q2. Qrelated to pay are so many very stinge Hr
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Q1. To much discussions on pay
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General Computer Science Questions.

Q1. 2NF and 3NF difference
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2NF eliminates partial dependencies, while 3NF eliminates transitive dependencies.
• 2NF eliminates partial dependencies by ensuring all non-key attributes are fully functionally dependent on the primary key.

• 3NF eliminates transitive dependencies by ensuring that non-key attributes are not dependent on other non-key attributes.

• Example: In a table with columns A, B, and C where A is the primary key, if B depends on A and C...read more
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Q2. Alternative of using loop to print 1 to 100
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Using recursion to print numbers from 1 to 100 without a loop
• Create a recursive function that takes a number as input and prints it

• Call the function with 1 as the initial input and increment the input by 1 in each recursive call

• Stop the recursion when the input reaches 100
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Q3. Delete and Truncate Difference
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Delete removes rows from a table while truncate removes all rows from a table.
• Delete is a DML command while truncate is a DDL command.

• Delete operation can be rolled back while truncate operation cannot be rolled back.

• Delete operation fires triggers on each row deletion while truncate operation does not fire triggers.
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Q1. Talk about your work experience. Detailed questions about projects that I worked on.
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Q2. Why are you interested in switching.
Ans. 
Seeking new challenges and growth opportunities in a dynamic field.
• Interested in leveraging my skills and experience in a new environment

• Excited about the potential to work on innovative products

• Looking for opportunities to expand my knowledge and expertise
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Q3. Do you use any food delivery apps frequently? What would you improve in Swiggy?
Ans. 
Yes, I frequently use food delivery apps like Swiggy.
• I use Swiggy at least a few times a week for ordering food.

• I appreciate the wide variety of restaurants and cuisines available on Swiggy.

• Improvement suggestion: Enhance the user interface for a smoother ordering experience.

• Improvement suggestion: Implement a more accurate delivery time estimation system.

• Improvement suggestion: Offer more personalized recommendations
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Q4. What is northstar metric, what would be northstar metric for Swiggy
Ans. 
Northstar metric is the key metric that drives the core value of a product. For Swiggy, the northstar metric could be Daily Active Users (DAU) or Orders per User.
• Northstar metric is the single metric that best captures the core value that your product delivers to customers.

• For Swiggy, the northstar metric could be Daily Active Users (DAU) as it represents the number of unique users who engage with the platform on a dai...read more
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Q1. Explain what you worked on, how did you grow the adoption of the feature.
Ans. 
I worked on improving the adoption of a new feature by conducting user research, implementing user feedback, and creating targeted marketing campaigns.
• Conducted user research to understand user needs and preferences

• Implemented user feedback to make necessary improvements to the feature

• Created targeted marketing campaigns to promote the feature to the right audience
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Q2. Design product to manage risks during an event. Sub-question- How would this change if the target market is tier 3 cities in India
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Q1. Basic OOPs concept and coding
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Q1. Basic DSA question
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Q2. 1 mySql query to fetch records
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Q3. Design patterns
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Q1. What is the code to determine the minimum number of dice throws required to reach 100 in a game of Snakes and Ladders?
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Q1. Coding with design fundamentals on BST and DP
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Q1. Coding test with BST, DP
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Q2. LLD, HLD on telecom. SOLID principles, Design patterns, System design
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Q1. One on one round with Architect and Manager. What do we know about SIP, SS7, Diameter.
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Q1. Usual HR questions
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