Paytm Payments Bank Interview Questions, Process, and Tips

Q1. Who is ceo pf paytm?
Ans. 
The CEO of Paytm is Vijay Shekhar Sharma.
• Vijay Shekhar Sharma founded Paytm in 2010.

• He is a self-made billionaire and one of the youngest Indian entrepreneurs.

• Under his leadership, Paytm has become one of the leading digital payment platforms in India.

• Sharma has also been recognized with numerous awards for his contributions to the Indian startup ecosystem.
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Q2. Name different type of digital bank
Ans. 
Different types of digital banks include neobanks, challenger banks, and traditional banks with digital offerings.
• Neobanks: digital-only banks that operate without physical branches

• Challenger banks: digital banks that challenge traditional banks with innovative products and services

• Traditional banks with digital offerings: established banks that offer digital banking services alongside their traditional offerings

• Exampl...read more
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Q3. Why kyc is compulsory
Ans. 
KYC is compulsory to prevent fraud and money laundering.
• KYC helps to verify the identity of customers and ensure they are not involved in illegal activities.

• It helps to build trust between customers and financial institutions.

• KYC is mandatory by law in many countries to prevent financial crimes.

• It also helps to reduce the risk of identity theft and other fraudulent activities.

• Examples of KYC documents include passport,
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Q4. Why you want to join Paytm
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2 leetcode problem
1. house robbers
2. Reverse linkedlist

Q1. Difference between qualifier and auto wired?
Ans. 
Qualifier is used to specify which bean to autowire, while Autowired is used to automatically wire the bean.
• Qualifier is used to resolve ambiguity when multiple beans of the same type are present in the context.

• Autowired is used to automatically inject the dependency by type.

• Qualifier is used in conjunction with Autowired to specify the bean to be injected.
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Q2. Abstract vs interface?
Ans. 
Abstract classes can have both abstract and non-abstract methods, while interfaces can only have abstract methods.
• Abstract classes can have constructors, fields, and non-abstract methods.

• Interfaces can only have abstract methods and constants.

• A class can implement multiple interfaces but can only inherit from one abstract class.

• Example: Abstract class - Animal with abstract method 'eat', Interface - Flyable with method
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Q3. Exception handling in polymorphism
Ans. 
Exception handling in polymorphism involves handling exceptions that may occur in overridden methods.
• In polymorphism, a subclass method can override a superclass method, including exception handling.

• Subclass methods can throw exceptions that are subclasses of the exceptions thrown by the superclass method.

• When calling a method on a superclass reference that points to a subclass object, the subclass method's exception h...read more
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Q1. WhatsApp notification system design
Ans. 
Design a notification system for WhatsApp
• Use push notifications for real-time updates

• Implement message queue for reliable delivery

• Allow users to customize notification settings

• Utilize web sockets for instant messaging

• Consider implementing read receipts for messages
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Q1. Java programming questions
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Q1. About experience
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Q1. About past experiences
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