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Accounting domain knowledge on Credits Vs Debits interview Q&As

ADE LER T-Account

Q1. What do you understand by the terms Debit & Credit? A1. Debit is abbreviated as DR & Credit is abbreviated as CR, and form the building blocks of accounting. … Read more ›...

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Multi-tenant Architecture Interview Q&As

Single-vs-multi-tenant-architecture

Q1. What is a multi-tenant architecture? A1. A “tenant” in cloud computing is a single customer or to be more specific a group of users who share a common access with specific privileges to the software instance. … Read more ›...

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Spark interview Q&As with coding examples in Scala – part 9

This extends Spark interview Q&As with coding examples in Scala – part 8 with more coding examples on Databricks Note book. Prerequisite: Create a free account as per Databricks getting started. Login to community.cloud.databricks.com, and click on “ … Read more ›...

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Spark interview Q&As with coding examples in Scala – part 8

This extends Spark interview Q&As with coding examples in Scala – part 7 with more coding examples on Databricks Note book. Prerequisite: Create a free account as per Databricks getting started. Login to community.cloud.databricks.com, and click on “ … Read more ›...

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Spark interview Q&As with coding examples in Scala – part 7

This extends Spark interview Q&As with coding examples in Scala – part 6 with more coding examples on Databricks Note book. Prerequisite: Create a free account as per Databricks getting started. Login to community.cloud.databricks.com, and click on “ … Read more ›...

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Spark interview Q&As with coding examples in Scala – part 6

This extends Spark interview Q&As with coding examples in Scala – part 5 with more coding examples on Databricks Note book. Prerequisite: Create a free account as per Databricks getting started. Login to community.cloud.databricks.com, and click on “ … Read more ›...

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Spark interview Q&As with coding examples in Scala – part 5

This extends Spark interview Q&As with coding examples in Scala – part 4 with more coding examples on Databricks Note book.

Prerequisite: Create a free account as per Databricks getting started. Login to community.cloud.databricks.com, and click on “

…

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Spark interview Q&As with coding examples in Scala – part 4

This extends Spark interview Q&As with coding examples in Scala – part 3 with more coding examples on Databricks Note book. Prerequisite: Create a free account as per Databricks getting started. Login to community.cloud.databricks.com, and click on “ … Read more ›...

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Spark interview Q&As with coding examples in Scala – part 3

This extends Spark interview Q&As with coding examples in Scala – part 2 with more coding examples on Databricks Note book. Prerequisite: Create a free account as per Databricks getting started. Login to community.cloud.databricks.com, and click on “ … Read more ›...

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Spark interview Q&As with coding examples in Scala – part 2

This extends Spark interview Q&As with coding examples in Scala – part 1 with the key optimisation concepts.

Partition Pruning

Q13. What do you understand by the concept Partition Pruning?
A13. Spark & Hive table partitioning by year,

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Spark interview Q&As with coding examples in Scala – part 1

Some of these basic Apache Spark interview questions can make or break your chance to get an offer.

Q01. Why is “===” used in the below Dataframe join?

A01. Comparisons with == and != are universal. This has a problem as they compare any two values,

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Spark SQL joins & performance tuning interview questions & answers

Spark-SQL-SORT_MERGE_JOIN

Q1. What are the different types of Spark SQL joins? A1. There are 3 types of joins. 1) Sort Merge Join – when both table 1 & table 2 are large. You need to shuffle & sort by the join keys. … Read more ›...

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00: Apache Spark eco system & anatomy interview Q&As

Q01. Can you summarise the Spark eco system?
A01. Apache Spark is a general purpose cluster computing system. It provides high-level API in Java, Scala, Python, and R. It has 6 components Core, Spark SQL, Spark Streaming, Spark MLlib,

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800+ Java Interview Q&As

250+ Java Interview FAQs 🔥
FAQs - Prepared?
FAQs - Ice Breaker
FAQs - Core Java
FAQs - JEE
FAQs - Web Services
FAQs - AWS
FAQs - Microservices
FAQs - Architecture
FAQs - Hibernate
FAQs - Spring
FAQs - Key Areas
FAQs - OOP & FP
FAQs - Code Quality
FAQs - UML
FAQs - SQL
FAQs - RDBMS
FAQs - Maven
FAQs - JSON & XML
FAQs - Unix
FAQs - Regex
FAQs - DevOps
FAQs - JMeter
FAQs - GIT
16+ Tech Key Areas Q&As 🔑
Key Area - Going places 🚄
Key Area - Concurrency Mgmt
Key Area - Low Latency
Key Area - Best Practices
Key Area - CI/CD & DevOps
Key Area - Debugging
Key Area - Debug Hibernate
Key Area - Debug Java
Key Area - Debug JEE
Key Area - Debug Spark
Key Area - Debug Spring
Key Area - Design Concepts
Key Area - Design Patterns
Key Area - GoF Design
Key Area - JEE Design
Key Area - Exception Handling
Key Area - Memory Mgmt
Key Area - Performance
Key Area - Scalability
Key Area - SDLC
Key Area - Security
Key Area - Productivity Tools
Key Area - Transaction Mgmt
Key Area - QoS & SLAs
Key Area - Judging Experience
300+ Core Java Interview Q&As
Core Java - Overview
Core Java - Data types
Core Java - Constructors
Core Java - Reserved Key Words
Core Java - Classes
Core Java - Objects
Core Java - OOP
Core Java - GC
Core Java - Generics
Core Java - FP
Core Java - OOP to FP
Core Java - I/O
Core Java - Multithreading
Core Java - Data Structures
Core Java - Annotations
Core Java - AOP
Core Java - Other
Core Java - Collection API
Core Java - Differences X & Y
Core Java - Event Driven
Core Java - Exceptions
Core Java - Java 7
Core Java - Java 8
Core Java - JVM
Core Java - Reactive Program
Core Java - Swing & AWT
Core Java - Understanding
300+ JEE Interview Q&As
JEE - Overview
JEE - Web basics
JEE - Web Services
JEE - JPA
JEE - JTA
JEE - API Design
JEE - JDBC
JEE - Microservices
JEE - JMS
JEE - JMX
JEE - JNDI and LDAP
JEE - JSF
JEE - Other
80+ Spring & Hibernate Q&As
Frameworks - Hibernate Q&As
Frameworks - Spring Core
Frameworks - Spring MVC
Frameworks - Spring Cloud
Frameworks - Spring boot
Frameworks - Spring IO
Frameworks - Spring Config
100+ Architecture FAQs 🔥
Architecture - Patterns
Architecture - How to
Architecture - AWS
Architecture - Distributed
Architecture - Microservices
Architecture - QoS
Architecture - ERD
Architecture - ETL
Architecture - Low Latency
Architecture - UML
80+ Companion Technologies
Companion - Angular JS
Companion - Domain Knowledge
Companion - FIX
Companion - Git & SVN
Companion - Groovy
Companion - JavaScript
Companion - JMeter
Companion - Maven
Companion - NoSQL
Companion - Regex
Companion - SQL
Companion - Unix
Companion - JSON
Companion - XML
Companion - XSD
Companion - YAML
40+ Code Quality - Q&As ✍
Code Quality - Automation
Code Quality - Code Coverage
Code Quality - FAQs
Code Quality - Profiling
Code Quality - Performance Test
Code Quality - Unit Testing
Code Quality - BDD
Code Quality – Testing DAOs
Code Quality – JUnit Spring
Code Quality – JUnit Web
Code Quality - Spring TXN
Tutorials Java, JEE, Spring
Tutorials - ⏯ Starting with Java
Tutorials - Diagnosis
Tutorials - Akka
Tutorials - Akka Scala
Tutorials - Akka Java
Tutorials - AWS EC2
Tutorials - CI/CD Jenkins
Tutorials - Core Java
Tutorials - Debugging
Tutorials - Java 8
Tutorials - JSON and Java
Tutorials - Java Beginner
Tutorials - XML and Java
Tutorials - CSV and Java
Tutorials - Docker
Tutorials - JEE
Tutorials - Web & Web Services
Tutorials - REST Client
Tutorials - JSF
Tutorials - JDBC
Tutorials - FIX and Java
Tutorials - JAXB
Tutorials - JMX
Tutorials - JPA
Tutorials - MySQL
Tutorials - Scala
Tutorials - Scala Actors
Tutorials - Spring & Hibernate
Tutorials - Hibernate
Tutorials - Spring Basics
Tutorials - Spring batch
Tutorials - Hibernate & Spring
Tutorials - Spring Boot
Tutorials - Spring IO
Tutorials - Spring ORM
Tutorials - Spring other
Tutorials - Spring OXM
Tutorials - Spring Cloud
Tutorials - Tools
Tutorials - JMeter
Tutorials - Maven
Tutorials - Maven Assembly
Tutorials - Maven Profiles
Tutorials - Productivity Tools
Tutorials - Kubernetes
Tutorials - ⏯ Videos
Tutorials - ⏯ Starting with Java
Tutorials - ⏯ Spring Core
Tutorials - ⏯ Spring MVC
Tutorials - ⏯ JDBC, Hibernate
Tutorials - ⏯ Spring Boot
Tutorials - ⏯ Angular with Spring
Tutorials - ⏯ Q&As
Tutorials - Other
Tutorials - SQL
Tutorials - Drools
Tutorials - POI
Tutorials - DOS
Tutorials - Dozer
Tutorials - ESB
Tutorials - Groovy
Tutorials - Jasper Reports
Tutorials - Logging and auditing
Tutorials - Metrics
Tutorials - Orika Mapping
Tutorials - Pentaho Kettle ETL
Tutorials - Unix
Tutorials - Webspeher MQ
Tutorials - YAML
150+ Coding Q&As ✍
Coding - Can you write code?
Coding - Complete the code
Coding - Converting from A to B
Coding - Designing your classes
Coding - Data Structures
Coding - Arrays
Coding - Big O notation
Coding - Graph Structure
Coding - LinkedList Structure
Coding - Map Structure
Coding - Pointer Algorithms
Coding - Queue Structure
Coding - Searching Algo
Coding - Sorting Algo
Coding - Stack Structure
Coding - Tree structure
Coding - Data Which & Why
Coding - Passing the unit tests
Coding - What is wrong?
Coding - Home Assignments
Coding - Written Test Core Java
Coding - Written Test JEE
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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