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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...

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05: Q19- Q24 How to create a well designed Java application with OOP?

A software application is built by coupling various classes, modules, and components. Without coupling, you can’t build a software system. But, the software applications are always subject to changes and enhancements. So, you need to build your applications such a way that they can not only adapt to growing requirements,...

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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, database tables where one process inserts data and another process consumes the inserted data, and Future objects in Java multi-threading....

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10 ERD (Entity-Relationship Diagrams) Interview Q&As

Q01. Can you describe a business domain of a Telecom company offering multiple services to its customers? A01. A Telecom company will have entities such as Customer, Account, Subscriptions & Products representing a business domain. 1) Each customer entity has a name, … Read more ›...

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11 “In your Java experience” interview questions & answers

Q1. In your Java experience, what are some of the common dilemmas you face when writing unit tests? A1. Whether to fix the code or the test. When you write unit tests, sometimes you feel compelled to change your code just to facilitate the test. … Read more ›...

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12+ FX or Forex Trading questions & answers

Q1. What do you understand by the terms symbol and currency pairs in relation to FX trading? A1. Every traded instrument has a “symbol”. For example, in stocks “IBM” is a symbol and you can buy or sell “IBM” stocks. In the FIX protocol, the symbol is represented by tag...

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800+ Java Interview Q&As

Prepare to fast-track & go places
with multi-offers to choose from & increased earning potential. Expand your horizons along the way by taking the road less travelled.
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Learn by categories such as FAQs – Core Java, Key Area – Low Latency, Core Java – Java 8, JEE – Microservices, Big Data – NoSQL, etc. Some posts belong to multiple categories.
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