Mobikwik Interview Questions and Answers

It was about DS Algo and Java garbage collection,multithreading

Q1. Low level design of rate limiter
Ans. 
Rate limiter is a system that controls the rate of traffic sent or received by a network interface.
• Implement a token bucket algorithm to track and limit the rate of requests

• Use a sliding window algorithm to track the number of requests within a specific time frame

• Consider using a distributed rate limiter for scalability and fault tolerance
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Q2. Springboot basics, java basics, future interfaces, basic sql queries
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Q1. Tell about your work experience
Ans. 
I have over 5 years of experience in collections, managing accounts, negotiating payment plans, and reducing delinquency rates.
• Managed a portfolio of over 500 accounts, consistently meeting collection targets

• Negotiated payment plans with clients to ensure timely payments and reduce delinquency rates

• Utilized collection software to track and prioritize accounts for follow-up

• Worked closely with legal team on escalated cas...read more
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Q2. Tell about collection
Ans. 
Collection is the process of recovering outstanding debts from individuals or businesses.
• Collection involves contacting debtors to remind them of their outstanding debts

• Negotiating payment plans with debtors to settle the debts

• Taking legal action if necessary to recover the debts

• Maintaining accurate records of all collection activities

• Examples: calling customers for overdue payments, sending reminder letters, negotiati...read more
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Build a clone of Google Photos app

Q1. Can you tell me about yourself?
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Q2. Why do you want to join our company?
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Q1. Are you ready to join the fish market?
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Q2. Are you ready to loot customers?
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Q3. Are you ready to steal money?
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Q4. Are you ready to shut down with business?
Ans. 
Yes, I am open to travel for work to enhance team collaboration and meet clients effectively.
• Traveling can help build stronger relationships with clients and stakeholders.

• I have previously traveled for team-building workshops, which improved our collaboration.

• Attending industry conferences allows me to stay updated on trends and network with peers.

• I am flexible with travel schedules and can adapt to the needs of the bu...read more
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Q1. Delegate Pattern init swiftui
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Q2. Implement Delegate pattern
Ans. 
Delegate pattern is a design pattern in which an object delegates some of its responsibilities to another object.
• Create a protocol defining the methods that the delegate should implement

• Declare a delegate property in the delegating class

• Set the delegate property to the object that will act as the delegate

• Call the delegate methods from the delegating class
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Q3. Types of init and their behavior
Ans. 
There are designated initializers in Swift that have specific behaviors, such as convenience init and required init.
• Designated initializers are primary initializers for a class and must call a designated initializer from its superclass.

• Convenience initializers are secondary initializers that must call another initializer in the same class.

• Required initializers must be implemented by all subclasses of a class.
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Q4. What is the bridge between swiftui and uikit
Ans. 
The bridge between SwiftUI and UIKit is represented by the UIViewRepresentable and UIViewControllerRepresentable protocols.
• UIViewRepresentable and UIViewControllerRepresentable protocols allow SwiftUI views to interact with UIKit views and controllers respectively.

• UIViewRepresentable is used to wrap a UIKit view and make it available to SwiftUI.

• UIViewControllerRepresentable is used to wrap a UIKit view controller and m...read more
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Flickr photo app with custom animation

Q1. SOLID principles Access specifiers Design implementation
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