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I applied via Naukri.com and was interviewed in Feb 2024. There was 1 interview round.
Convert Monolith to Microservices involves breaking down a large application into smaller, independent services.
Identify bounded contexts within the monolith
Decompose the monolith into separate services based on identified bounded contexts
Implement communication between services using APIs or messaging queues
Use containerization technologies like Docker for deployment
Implement service discovery and load balancing for e
CharArray should be used to store passwords for security reasons.
CharArray is more secure as it can be cleared from memory after use, unlike String which is immutable
String objects are stored in the String pool and can be accessed by other parts of the program
CharArray allows for more control over the password data and reduces the risk of exposure
API Gateway in Microservices acts as a single entry point for all client requests to access multiple microservices.
API Gateway handles authentication, authorization, load balancing, caching, and routing of requests to appropriate microservices.
It helps in decoupling client applications from individual microservices, providing a more centralized and manageable architecture.
Examples of API Gateways include Netflix Zuul,
Spring Actuator is a feature in Spring Boot that allows monitoring and managing the application.
Spring Actuator provides endpoints to monitor application health, metrics, info, etc.
It helps in understanding the internal state of the application and its performance.
Actuator endpoints can be accessed over HTTP, providing useful information for monitoring tools.
Example: /actuator/health, /actuator/metrics, /actuator/info
I applied via Company Website
A code to identify errors and write Junit. Optimise the code as well.
Implementing a stack using two queues
Use two queues to simulate a stack
Push operation: Enqueue the element to queue 1
Pop operation: Dequeue all elements from queue 1 to queue 2, dequeue the last element from queue 1, then swap the queues
Top operation: Return the front element of queue 1
Example: Push 1, 2, 3 - Queue 1: [1, 2, 3], Queue 2: []
Example: Pop - Queue 1: [1, 2], Queue 2: [3]
Prototype scope creates a new instance for each injection, while singleton scope creates a single instance for all injections.
Prototype scope creates a new instance every time it is injected, while singleton scope creates a single instance for all injections.
Prototype scope is useful when you want a new instance each time, like for stateful objects. Singleton scope is useful for sharing a single instance, like for stat...
I applied via Approached by Company and was interviewed before Nov 2023. There were 3 interview rounds.
Mixed questions of LR , SQL , Java and Unix
Amdocs interview questions for designations
I applied via LinkedIn
Get interview-ready with Top Amdocs Interview Questions
Basics of Java and Ubuntu
I applied via Naukri.com and was interviewed before Oct 2022. There were 3 interview rounds.
60 mins. MCQ 60 Questions on aptitude and java
Database connection pool in Java helps manage multiple database connections efficiently.
Use a connection pool library like HikariCP or Apache DBCP.
Set up the pool with a maximum number of connections, timeout settings, etc.
Acquire and release connections from the pool as needed in your Java code.
Singly linked list implementation in Java
Create a Node class with data and next pointer
Implement methods for adding, removing, and traversing nodes
Update pointers accordingly when adding or removing nodes
I applied via Walk-in and was interviewed before Apr 2021. There were 3 interview rounds.
Process for freshers-
Go through RS Agarwal book and be ready for logical reasoning questions
Criteria for selection is 75% so make sure to select right ans
There will be 2 questions based on selected language
And questions on general English.
I applied via Naukri.com and was interviewed before Sep 2020. There were 4 interview rounds.
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I applied via Referral and was interviewed in Jul 2024. There were 2 interview rounds.
Full stack question with java and angular and sql
Case study on project
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