Upstox Product Intern Interview Questions and Answers

Q1. Self introduction, educational information, earlier job experience if experienced if not no need
Add your answer
Q2. Describing about a topic or a situation
Add your answer
Q3. Why do they have select me
Add your answer
Q4. What would i do i was given the opportunity to become a prime minister for one day
Add your answer
Q5. Why do i want to join synchrony
Ans. 
I want to join Synchrony because of its strong reputation, career growth opportunities, and commitment to innovation.
• Synchrony has a strong reputation in the industry for its financial services

• The company offers excellent career growth opportunities and invests in employee development

• Synchrony is known for its commitment to innovation and staying ahead of market trends

• I believe joining Synchrony will provide me with a
Answered by AI
Add your answer

Q1. Java Spring Boot SQL
Add your answer

Q1. Java Spring Boot AWS SQL Jenkins Kafka Git
Add your answer

Q1. Why Morningstar, and what is your background
Add your answer

Q1. Java Spring Boot AWS SQL Jenkins Kafka Git
Add your answer

Q1. Why Morningstar, and what is your background
Add your answer

Q1. About Credit cards industry
Add your answer

Google

Q1. What is difference between @primary and @Qualifier?
Ans. 
Primary is used to define a primary bean when multiple beans of the same type are present, while Qualifier is used to specify which bean to autowire when multiple beans of the same type are present.
• Primary annotation is used to give a higher preference to a bean when multiple beans of the same type are present in the Spring application context.

• Qualifier annotation is used to specify which bean to autowire when multiple...read more
Answered by AI
Add your answer
Q2. How we can handle fault tolerance in Microservices?
Ans. 
Fault tolerance in Microservices can be achieved through redundancy, graceful degradation, and circuit breakers.
• Implementing redundancy by having multiple instances of each microservice running to handle failures.

• Using graceful degradation to ensure that the system can still function even if certain microservices are unavailable.

• Utilizing circuit breakers to prevent cascading failures by temporarily stopping requests t
Answered by AI
Add your answer
Q3. How to implement spring security?
Ans. 
Implementing Spring Security involves configuring security settings in the Spring application.
• Add Spring Security dependency in pom.xml

• Configure security settings in SecurityConfig class

• Define user roles and permissions

• Use annotations like @EnableWebSecurity and @Secured
Answered by AI
Add your answer
Q4. Explain OAuth 2 implementation?
Ans. 
OAuth 2 is an authorization framework that allows a third-party application to obtain limited access to an HTTP service.
• OAuth 2 is used for delegated access, allowing a user to grant a third-party application access to their resources without sharing their credentials.

• It involves the use of access tokens, which are issued by the authorization server after the user authenticates and authorizes the application.

• OAuth 2 su...read more
Answered by AI
Add your answer

Q1. Memory management in Java ?
Ans. 
Java uses automatic memory management through garbage collection to allocate and deallocate memory.
• Java uses garbage collection to automatically manage memory by deallocating objects that are no longer needed.

• The JVM has a heap where objects are allocated and garbage collection is performed to reclaim memory.

• Java provides the 'finalize()' method for objects to perform cleanup before they are garbage collected.

• Memory le...read more
Answered by AI
Add your answer
Q2. Different types of gc?
Ans. 
Different types of garbage collection algorithms in software development.
• Mark and Sweep: Identifies and removes unreachable objects.

• Generational: Divides objects into different generations based on age.

• Parallel: Uses multiple threads to perform garbage collection concurrently.

• Incremental: Spreads garbage collection work over multiple cycles to reduce pause times.
Answered by AI
Add your answer
Q3. Difference between executors &executorservice?
Ans. 
Executors are a class that provides factory and utility methods for Executor, ExecutorService is an interface that represents an asynchronous execution service.
• Executors class provides factory and utility methods for Executor interface

• ExecutorService is an interface that represents an asynchronous execution service

• ExecutorService extends Executor interface

• ExecutorService provides methods to manage termination and produ...read more
Answered by AI
Add your answer

Q1. Tell me your project details
Ans. 
Developed a web application for online shopping with user authentication and payment gateway integration.
• Used React.js for front-end development

• Implemented user authentication using JWT tokens

• Integrated Stripe API for payment processing
Answered by AI
Add your answer

Q1. Oops concepts explained
Add your answer

Q1. Optimization Techniques
Ans. 
Optimization techniques are methods used to improve the efficiency and performance of software applications.
• Use of algorithms like dynamic programming and greedy algorithms

• Profiling and performance tuning to identify bottlenecks

• Code refactoring to improve readability and maintainability

• Utilizing caching and memoization for faster access to data

• Parallel processing and multi-threading for improved concurrency
Answered by AI
Add your answer