Blog Archives
1 2 3 4 5 6

00: How to become a software architect?

In industry specific forums, I often see questions like β€œwhat certification do I need to do to become an architect?”.  The simple answer is that you don’t need a certification to become an architect. It may help, but it takes a lot more to become an architect.

You can’t just only study to become an architect.

Read more ›



01: 7+ Java architectural patterns interview Q&As – Part 1

One of the very frequently asked open-ended interview questions for anyone experienced is:

Can you describe the high-level architecture of a recent application you had worked on?

⏯ Java based high-level architecture & Integration Styles Interview Q&As Video.

You will be asked:

1) to draw an architectural diagram on a white board and

2) to provide a brief description of the architecture,

Read more ›



01: AWS Q&As on VPC, Subnets, Availability Zones, VPN, Route tables, NACLs & Security Groups

The above diagram addresses many of the questions that follow.

Q1. What is a VPC in AWS?
A1. A virtual private cloud (VPC) is a virtual network dedicated to your AWS account. It is logically isolated from other virtual networks in the AWS Cloud.

Read more ›



01: Q07 – Q12 Java Micro & Web services Interview Q&As

Extends Java Web Services Basics Interview Q&As – Q01 – Q06. Q7. What is a microservice architecture (aka MSA)? A7. Martin Fowler defines Microservices as a subset of Service Oriented Architecture (SOA). In SOA, the services can be of any size. … Read more ›...

Members Only Content
Log In Register Home


01: Q13 “12 Rules” for REST API design & development

These are more like rules to develop RESTFul web services as opposed to being the best practices. REST is an architectural style without any contracts or specifications. So, it is imperative to apply the following rules for better REST API design. #1. Write stateless RESTFul services This means each request...

Members Only Content
Log In Register Home


02: 15 key considerations for low latency Java

Extends Writing low latency applications in Java interview Q&As. If the job description says “low latency” application, then be prepared. Even if “low latency” experience is not a requirement, all employers like candidates who can not only build systems that perform well, but also can stress test (e.g. … Read...

Members Only Content
Log In Register Home


02: 7+ Java architectural patterns interview Q&As – Part 2

This extends Q01: 7+ Java Architectural Patterns Interview Q&As – Part 1. Q2. How does a Java EE application integrate with other systems? A2. Using various protocols like HTTP(S), WebSocket, SOAP, AMQP, RMI, SFTP, TCP, SSH, FIX, proprietary protocols, … Read more ›...

Members Only Content
Log In Register Home


1 2 3 4 5 6
Why & What are the benefits

🎯 Why java-success.com?

🎯 What are the benefits of Q&As approach?

Learn by categories such as FAQs – Core Java, Key Area – Low Latency, Core Java – Java 8, JEE – Microservices, Big Data – NoSQL, Architecture – Distributed, Big Data – Spark, etc. Some posts belong to multiple categories.

800+ Java & Big Data Q&As Menu

Top