Blog Archives
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00: 16+ Tech Key Areas to go places as a Java Engineer or Architect

Java Engineers, Big Data Engineers & Java/Big Data Architects must have a good handle on these 16+ Tech Key areas. You can talk the talk in Java or Big Data job interviews & also walk the walk by gaining a reputation as a go to person.



01: 12+ Git Source control must know basics interview Q&As

Q1. How does Git differ from SVN? A1. #1. Git is a distributed source control system meaning that there will be multiple client repositories. … Read more ›...



01: 13 Java low latency interview questions & answers

Have you seen job advertisements requiring Java candidates to work in low latency, high throughput, real-time and distributed systems with share-nothing architectures?

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01: 14 Unix must-know interview Q&As

Q1 How do you remove the Control-M characters from a file? A1 Using the sed command that replaces Control-M with nothing Note: The ^M is typed on the command line...



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?

You will be asked:

1) to draw an architectural diagram on a white board and
2) to provide a brief description of the architecture,

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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...



01: jvisualvm tutorial to sample Java heap memory

Java does not have a sizeof operator like C++ does. Java uses automatic memory management known as the Garbage Collection, hence it is not that important to evaluate size of...



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

Covers “Debugging & troubleshooting a complex distributed system” & “Low latency between fine-grained services“, which are popular interview questions. Extends Java Web Services Basics Interview Q&As – … Read more...



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...



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” … Read more ›...



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300+ Java Developer Interview Q&As

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