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7 Spring IO & MOM platform Q&As

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300+ Java Architect Interview Q&As
Module 1 Architect or lead developer mindset+
Unit 1 Java application architect mindset & road map  - Preview
Unit 2 What are the 16 technical key areas?  - Preview
Module 2 Big picture of the baseline architectures+
Unit 1 What are the different application integration styles?  - Preview
Unit 2 How does an enterprise Java application integrate with other systems?
Unit 3 High-level JEE architecture overviews at 100 feet with diagrams
Unit 4 Describe a typical Java EE architecture?
Unit 5 CAP theorem interview Q&As
Unit 6 6 Distributed storage & computing systems interview Q&As
Module 3 Microservices Architecture+
Unit 1 10+ Domain Driven Design (i.e. DDD) Interview Q&As
Unit 2 10+ Key Microservices Interview Questions Answered
Unit 3 7 Apache Kafka architecture interview Q&As
Unit 4 DevOps, Kubernetes, Docker & Microservices Q&As
Unit 5 Event sourcing & CQRS interview Q&As
Unit 6 15 Spring Boot interview Q&As
Unit 7 Spring Cloud Microservices interview Q&As
Module 4 Cloud Computing+
Unit 1 Multi-tenant Architecture Interview Q&As
Unit 2 AWS Q&As on VPC, Subnets, Availability Zones, VPN, Route tables, NACLs & Security Groups
Unit 3 AWS Identity & Access Management (i.e. IAM) interview Q&As
Unit 4 15 EC2 instances interview Q&As
Unit 5 15+ AWS Services overview interview Q&As
Unit 6 18 Amazon S3 interview Q&As
Unit 7 AWS Web Application Security Q&As
Module 5 Web Basics+
Unit 1 12 Web basics every web developer must know
Unit 2 HTTP basics on headers, MIME types, & cookies for Java developers
Unit 3 Client-side & Server side view technologies Q&As
Module 6 Web Services+
Unit 1 6 must know Java Web Services Interview Q&As  - Preview
Unit 2 6 Java RESTful Web services Interview Q&As
Unit 3 JAX-RS how to create a RESTFul Web Service in Java?
Unit 4 5 JAXB interview Questions & Answers
Unit 5 REST Service URI conventions with Spring MVC
Unit 6 RESTful Web services and HATEOAS Q&A
Unit 7 HATEOAS RESTFul Service with Spring tutorial
Unit 8 REST constraints (i.e. design rules) interview Q&As
Unit 9 11 SOAP Web Service Interview Q&As
Unit 10 SOAP Web Service Styles Interview Q&As
Module 7 Language Fundamentals+
Unit 1 10 most common core Java mistakes relating to the language fundamentals  - Preview
Unit 2 4 Q&As on compile-time Vs. runtime Java language fundamentals
Unit 3 10 Java OOP language fundamentals Q&As
Unit 4 5 Q&As on OOP Vs. FP paradigms relating to Java language
Unit 5 AOP compliments OOP for cross-cutting concerns
Unit 6 5 Groovy basics interview Q&As
Unit 7 3 Q&As on JavaScript Vs Java differences
Unit 8 3 Q&As on common mistakes relating to JavaScript language fundamentals
Unit 9 14 SQL language basics interview Q&As
Unit 10 2 Regex language fundamentals Q&As
Unit 11 17 XML basics interview Q&As
Unit 12 6 JSON basics interview Q&As
Module 8 Platform Fundamentals-
Unit 1 12 Java platform basics Q&As
Unit 2 10 JEE platform basics interview Q&As
Unit 3 7 Spring IO & MOM platform Q&As
Unit 4 Monitoring & profiling JVM platforms
Unit 5 17 Short Q&As on Unix & DOS platforms to run Java applications
Module 9 Specification Fundamentals+
Unit 1 3 JEE & Web container specifications Q&As
Unit 2 5 JAX-RS, JAX-WS & JAXB interview Q&AS
Unit 3 21 Java servlet interview Q&As
Unit 4 9 JNDI & LDAP interview Q&As
Unit 5 12 JDBC basics interview Q&As
Unit 6 8 JPA interview Q&As
Unit 7 16 JMS interview Q&As
Unit 8 5 JMX and MBean interview Q&As
Module 10 Design Concepts+
Unit 1 4 Interview Q&As on coupling
Unit 2 5 Composition Vs. Inheritance interview Q&As
Unit 3 6 OOP Q&As on encapsulation, coupling & cohesion
Unit 4 8 Interview Q&As on SOLID design principles
Unit 5 Open for extension & Closed for modification Principle (OCP) from the SOLID design principles
Unit 6 10 Interview Q&As on when to use which Java data structure? and why?
Unit 7 3 Interview Q&As on good API design
Unit 8 12 UML interview Q&As
Unit 9 5 Q&As on RESTful web service constraints (i.e. design rules)
Unit 10 12 design rules to write RESTful web services
Unit 11 15 Database design interview Q&As
Unit 12 10 ERD (i.e. Entity-Relationship Diagrams) interview Q&As
Module 11 Design Patterns+
Unit 1 12 Java design patterns interview Q&As
Unit 2 5 Java singleton design pattern interview Q&As
Unit 3 Java Proxy, Decorator, Adapter, Bridge, and Facade design patterns Interview Q&As
Unit 4 3 Flyweight design pattern Interview Q&As to improve memory usage & performance
Unit 5 Java ExecutorService with strategy design pattern to execute concurrently & sequentially
Unit 6 Builder pattern and immutability in Java
Unit 7 Proxy design pattern in Java with service retry example
Unit 8 4 JEE Design Patterns Interview Q&As
Unit 9 5 MVC & MVW web design patterns interview Q&As
Unit 10 3 Enterprise Integration Patterns (i.e. EIP) interview Q&As
Module 12 Concurrency Management+
Unit 1 5 Java concurrency management interview Q&As  - Preview
Unit 2 6 Interview Q&As on Java concurrency with scenarios
Unit 3 11 Q&As on atomicity, visibility, ordering & optimistic vs pessimistic locking
Unit 4 2 Q&As on concurrent modifications & optimistic vs pessimistic locks
Unit 5 JConsole for debugging deadlocks & other threading issues
Unit 6 jvisualvm to debug deadlocks in Java applications
Module 13 Performance Considerations+
Unit 1 4 Performance considerations interview Q&As
Unit 2 9 Q&As on writing real-time & low latency applications in Java
Unit 3 4 Q&As on Big O notation for performance & scalability
Unit 4 Performance considerations in processing large files
Unit 5 4 Q&As on setting service timeouts for better performance & security
Unit 6 9 JMeter Q&As on performance testing your Java applications
Unit 7 JMeter for testing RESTFul web services
Unit 8 Tools for profiling performance of Java applications
Module 14 Memory/Resource Considerations+
Unit 1 8 Java memory management interview Q&As
Unit 2 7 Java primitives Vs. objects memory consumption interview Q&As
Unit 3 5 Java String & Array limitations and OutOfMemoryError interview Q&As
Unit 4 7 Q&As on Garbage Collection & memory leaks in Java
Unit 5 6 Q&As on tuning the Garbage Collector
Unit 6 9 Q&As on Caching Data in Java
Unit 7 6 Hibernate First & second level cache interview Q&As
Unit 8 4 Q&As on javap, jps, jmap, and jvisualvm to analyze the Java heap
Unit 9 jvisualvm to sample Java heap memory
Unit 10 jvisualvm to detect memory leak
Module 15 Transaction Management+
Unit 1 9 Java Transaction Management Interview Q&As
Unit 2 9 JTA interview Q&As
Unit 3 Transaction Management in SQL stored procedure
Unit 4 Wiring JDBC & JPA Transaction Managers in Spring
Unit 5 Unit testing Spring Transaction Management
Unit 6 Debugging Spring Transaction Management
Module 16 Security+
Unit 1 15 Q&As on security considerations in Java applications
Unit 2 3 Q&As on HTTP basic authentication
Unit 3 8 Q&As on encryption, decryption, digital certificates & message digests
Unit 4 Security vulnerabilities & how to prevent them interview Q&As
Unit 5 3 Q&As on Cross Site Scripting (i.e. XSS) security vulnerabilities & prevention techniques
Unit 6 3 Q&As on preventing session hijacking security vulnerability
Unit 7 6 Q&As answers on injection attacks & prevention techniques
Unit 8 3 Q&As on keystore vs truststore and SSL
Unit 9 Java keytool to generate public-private key pair & to manage key and trust stores
Unit 10 3 Q&As on tools to debug SSL issues in Java
Unit 11 Spring Security Example
Module 17 Scalability+
Unit 1 6 Q&As on scaling your Java applications
Unit 2 5 Q&As on OLTP vs OLAP and scalability
Unit 3 13 Considerations to write low latency applications in Java
Module 18 Best Practices+
Unit 1 Can you review the given code, and list 10 core Java best practices?
Unit 2 Can you review the following Java code and suggest best practices to improve the code?
Unit 3 Best practices on Java data structures
Unit 4 Can you list 10 JEE best practices from your experience?
Module 19 Coding+
Unit 1 What do you look for in peer code review?
Unit 2 17 Tips to write robust code
Unit 3 5 Java unit testing interview Q&As
Module 20 Exception Handling+
Unit 1 5 Q&As on exception handling in Java
Unit 2 Most commonly thrown core Java exceptions & how to deal with them
Module 21 Software Development Processes+
Unit 1 5 Q&As on SDLC for Java developers
Unit 2 18 Agile development methodology interview Q&As
Unit 3 6 Q&As on merging vs rebasing in Git source control
Unit 4 Software release management & version control with Maven & Git
Module 22 Quality of Service+
Unit 1 How to achieve QoS in your Java application?
Unit 2 QoS & SLAs interview Q&As on Availability, Serviceability, Fault tolerance & Disaster Recoverability - Non Functional Requirements
Unit 3 How do you monitor the JVM?
Unit 4 3 Q&As on auditing and data retention/archival
Unit 5 Splunk for logging, auditing and QoS
Unit 6 Auditing database records
Module 23 Judging Experience+
Unit 1 11 "In your Java experience" interview questions & answers
Unit 2 18 Java scenarios based interview Q&As for the experienced
Unit 3 3 key "How would you go about ..." Q&As to judge Java experience
Unit 4 How to perform impact analysis across Java based applications?
Unit 5 9 Java low latency interview questions & answers
Unit 6 15 slacknesses or lack of experience that can come back & bite you in the back
Unit 7 15+ SQL scenarios based interview questions answered
Module 24 Finance Domain Knowledge+
Unit 1 15 Banking & finance domain knowledge interview Q&As
Unit 2 12+ FX or Forex Trading questions & answers
Unit 3 Accounting domain knowledge on Credits Vs Debits interview Q&As
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