Q1 How do you remove the Control-M characters from a file?
A1 Control-M is a carriage return on keyboard. The ^M is the keyboard equivalent to \r. In a file originated from DOS/Windows the \r\n is used for an end of line carriage return, whereas in Unix it is \n for a new line.
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15 Spring boot interview questions & answers with tutorials for easy setup of new Spring applications. Spring boot helps you get started quickly with its auto-configuration ability, and Spring Cloud Microservices interview questions & answers extends Spring Boot with cloud & … Read more ›...
Apache Kafka is used in Micro Services Architecture (i.e. MSA) to Big Data & Low Latency application architectures. Q01. What is Apache Kafka? A01. Apache Kafka is a message broker like ActiveMQ, IBM WebSphere MQ, RabitMQ, etc. Apache Kafka is a distributed messaging broker with the purpose of being a...
This extends 8 Apache Kafka must-know basics interview Q&As – Part 1. Q07. What do you understand by the term “data is presented to Kafka as stream“? A07. This means either the Data is acquired from source systems in real time or as a scheduled extract process, … Read more...
This extends Apache Kafka must-know basics interview Q&As – Part 2. Q15. What do you understand by the terms Kafka Consumer Groups & group.id? A15. Consumers read from any single partition, … Read more ›...
Multithreading is one of the important features of Java, and multithreading interview Q&As can reveal a lot about your depth of core Java knowledge. Most importantly, it is not easy to grasp multithreading concepts without lots of hands-on experience. Let’s start with the beginner basics & then get into Java concurrency management interview Q&As for the experienced.
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Java 8 Functional Programming Interview questions focusing on FP. Getting a good handle on Java OOP concepts and FP concepts are very important NOT only from writing quality code perspective, but also from job interviews perspective to be able to do well in written tests & technical interviews. … Read...
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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 can 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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JUnit & JMockit interview questions & answers extends 5 Java unit testing interview Questions and Answers. Unit testing is widely accepted as a “best practice” for your Java code quality. If you are after in-depth tutorials on JMockit, refer to JMockit tutorials by Shetty Tech Talks. … Read more ›...
As an enterprise Java developer, you will be spending more time integrating systems via Java web services & messaging. Java Web Services interview questions are must know for the Java developers. Q1. What are the different styles of Web Services used for application integration? … Read more ›...
This extends Architecture Networking. Here are some must know-concepts as a Cloud Engineer, Data Engineer or a Software Engineer. 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...
This extends Architecture Networking. The below diagram will help you understand many of the following questions. Q01. What do you understand by the Azure terms Tenant, Subscription, Region, … Read more ›...
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