03:29

What is the difference between Asynchronous and Non-blocking?

02:23

Why Node.js is based on single threaded architecture?

02:36

What are the main features of Node.js?

02:29

What are the reasons of popularity of Node.js?

02:18

Node.js Interview Questions Preparation Course

03:26

What is the way to implement a thread-safe Singleton design pattern in Java?

02:25

Java Design Patterns Interview Questions Preparation Course

03:16

Have you used Singleton design pattern in your Java project?

03:25

When will you use Strategy Design Pattern in Java?

04:04

What is Observer design pattern?

02:56

What are the different types of Association mappings supported by Hibernate?

03:06

What are the different ORM levels in Hibernate?

03:20

How will you call a stored procedure in Hibernate?

03:28

What are the key characteristics of Hibernate?

03:34

Hibernate Interview Questions Preparation Course

02:53

Spring Interview Questions Preparation Course

02:47

What are the disadvantages of Dependency Injection (DI)?

02:13

How will you implement ApplicationContext in Spring framework?

02:47

What is the purpose of Spring configuration file?

02:22

What are the modules in Core Container of Spring framework?

06:26

What are the best practices of Continuous Integration (CI)?

03:49

What are the main use cases of Puppet Enterprise?

03:45

What are the main benefits of DevOps?

04:07

What is your favorite scripting language for DevOps?

05:20

Why do we break the Monolith software into Microservices?

04:01

What is the difference between Orchestration and Choreography in Microservices architecture?

04:14

What is the role of architect in Microservices architecture?

02:26

How will you eliminate duplicate values from a query result in MySQL?

03:24

How will you limit a MySQL query to display only top 10 rows?

02:45

How will you optimize a SELECT query in MySQL?

04:05

What are the advantages of MySQL as compared with Oracle DB?

03:14

MySQL Interview Questions Preparation Course

04:26

What is an Inode in Unix?

04:09

Unix Interview Questions Preparation Course

03:52

How will you check if a remote host is still alive?

04:09

What are the main responsibilities of a Unix Shell?

02:48

How can you redirect I/O in Unix?

02:57

What are the main differences between GIT and SVN?

03:16

GIT Interview Questions Preparation Course

02:22

What is a bare repository in GIT?

02:28

What is the main difference between git clone and git remote?

02:44

What is git stash?

04:15

What are the main security concerns with Docker based containers?

02:45

What are the main features of Docker-compose?

02:35

What is the difference between Docker image and Docker container?

02:57

What are the common use cases of Docker?

02:15

Can we use Hive for Online Transaction Processing (OLTP) systems?

02:32

How will you resolve an out of memory error while running a JOIN query?

02:25

What is the precedence order in Hive configuration?

02:08

How will you improve the performance of a program in Hive?

03:32

What is the meaning of Rack Awareness in Hadoop?

03:21

What is the optimum hardware configuration to run Apache Hadoop?

04:15

What is the difference between NameNode, Backup Node and Checkpoint NameNode in HDFS?

02:53

What are the four Vs of Big Data?

02:38

What are different Persistence levels in Apache Spark?

03:25

What are the main libraries of Apache Spark?

04:19

How will you do memory tuning in Spark?

03:27

What is the difference between Apache Spark and Apache Hadoop MapReduce?

04:01

Spark Interview Questions Preparation Course

03:32

Hadoop Interview Questions Preparation Course