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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Blog Archives
01: 13 Java low latency interview questions & answers – Part 2
This extends Q1 – Q3 at 01: 13 Java low latency interview questions & answers – Part 1. Q4. What latency will you be targeting for your applications? … Read...
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 ›...
03: Java GC tuning for low latency applications
This assumes that you have read the basics on Java GC at Java Garbage Collection interview Q&A to ascertain your depth of Java knowledge. This is a must know topic...
03: Understanding Big O notations
Q. Have you seen job advertisements requiring Java candidates to work in real-time or high volume transaction processing systems? If you are applying for such jobs, … Read more ›...
04: Java primitives & objects memory consumption
Q1. How much memory space does a primitive type int occupy in Java? A1. 4 bytes. Q2. … Read more ›...
06: Capture throughput & latencies with “Metrics Core” tutorial
“Metrics Core” is a very handy framework to gather insights & tune performance of high-throughput and low-latency services. Here is a very simple core Java multi-threaded application that gathers metrics...
07: Reactive Programming or Reactor pattern (RP) in Java Interview Q&As
Q1. Explain “pull” vs “push” paradigms (aka imperative/interactive vs reactive) with respect to processing data in programming? A1. … Read more ›...
1. Asynchronous processing in Java real life examples – part-1
The scenario based questions are very popular with the job interviewers, and some scenario based questions are related to decoupling and asynchronous (aka non-blocking) processing in Java with message queues/topics,...
2. Asynchronous processing in Java real life examples – part-2
Extends: 1. Asynchronous processing in Java real life examples – part-1. Example 3: Trade execution reports are received & processed asynchronously If you are working in an online trading application,...
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