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OOPS Concepts of Java include Inheritance, Polymorphism, Encapsulation, and Abstraction.
Inheritance allows a class to inherit properties and behavior from another class.
Polymorphism allows objects to be treated as instances of their parent class.
Encapsulation hides the internal state of an object and only allows access through methods.
Abstraction focuses on the essential qualities of an object rather than specific deta
Collections hierarchy in Java includes interfaces like List, Set, Map and their implementations like ArrayList, HashSet, HashMap.
Java collections framework provides interfaces like List, Set, Map
List interface allows duplicate elements and maintains insertion order, examples are ArrayList, LinkedList
Set interface does not allow duplicate elements, examples are HashSet, TreeSet
Map interface stores key-value pairs, examp
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Types of risk include strategic, financial, operational, compliance, and reputational. Mitigations include risk assessment, diversification, insurance, and contingency planning.
Strategic risk: related to the overall direction and goals of the organization. Mitigation involves strategic planning and scenario analysis.
Financial risk: related to the financial health of the organization. Mitigation involves financial analy...
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I applied via Job Portal and was interviewed in Jun 2024. There were 2 interview rounds.
Test about 50 questions, 25 technical 25 general logic
Semaphores are a synchronization tool used in operating systems to control access to shared resources by multiple processes.
Semaphores can be used to prevent race conditions in concurrent programming
They can be either binary (0 or 1) or counting (integer value)
Operations on semaphores include wait (P) and signal (V)
Example: Using semaphores to control access to a shared memory buffer
Using stream API to find prime numbers in Java
Use IntStream to generate a stream of numbers
Filter out non-prime numbers using a custom method
Check if a number is prime by dividing it by all numbers less than itself
Design patterns in microservices help in structuring and organizing code for scalability and maintainability.
Use patterns like Service Registry, Circuit Breaker, and API Gateway for communication between microservices.
Implement patterns like Saga, CQRS, and Event Sourcing for managing data consistency and scalability.
Consider patterns like Bulkhead, Retry, and Timeout for fault tolerance and resilience in microservices
To improve website or product performance, focus on optimizing speed, user experience, and SEO.
Optimize website loading speed by reducing image sizes and minimizing HTTP requests
Improve user experience by simplifying navigation and enhancing mobile responsiveness
Enhance SEO by creating high-quality content, using relevant keywords, and obtaining backlinks
Microservices offer scalability and flexibility, while REST has limitations in terms of performance and complexity.
Microservices allow for independent development and deployment of services, leading to better scalability.
Microservices promote flexibility and agility in software development by breaking down applications into smaller, manageable components.
REST APIs can be limited in terms of performance due to multiple ...
Types of risk include strategic, financial, operational, compliance, and reputational. Mitigations include risk assessment, diversification, insurance, and contingency planning.
Strategic risk: related to the overall direction and goals of the organization. Mitigation involves strategic planning and scenario analysis.
Financial risk: related to the financial health of the organization. Mitigation involves financial analy...
I applied via Banks website
I applied via Newspaper Ad
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