Book Image

Cracking the IT Architect Interview

By : Sameer Paradkar
Book Image

Cracking the IT Architect Interview

By: Sameer Paradkar

Overview of this book

An architect attends multiple interviews for jobs or projects during the course of his or her career. This book is an interview resource created for designers, consultants, technical, solution, domain, enterprise, and chief architects to help them perform well in interview discussions and launch a successful career. The book begins by providing descriptions of architecture skills and competencies that cover the 12 key domains, including 350+ questions relating to these domains. The goal of this book is to cover all the core architectural domains. From an architect’s perspective, it is impossible to revise or learn about all these key areas without a good reference guide – this book is the solution. It shares experiences, learning, insights, and proven methodologies that will benefit practitioners, SMEs, and aspirants in the long run. This book will help you tackle the NFR domain, which is a key aspect pertaining to architecting applications. It typically takes years to understand the core concepts, fundamentals, patterns, and principles related to architecture and designs. This book is a goldmine for the typical questions asked during an interview and will help prepare you for success!
Table of Contents (14 chapters)

Solution architecture

This chapter covers the Q&As for solution architecture and the design domain. The Q&As cover the following areas: the JEE framework, OOAD - UML, session management, distributed DB, replication, performance issues, the Spring framework, Hibernate, the agile model, MVC, and design patterns.

What are the most important technologies/specifications in Java EE?

The capabilities of Java EE 7.0 are as follows:

  • Components are logically divided into three tiers: the business, middle, and web tier. This is the logical grouping, and components can be mapped to different tiers based upon business requirements.

  • JPA and JMS provide services for messaging and databases. JCA facilitates integration with legacy applications.

  • Enterprise Beans provide a simplified model leveraging POJOs to use basic services.

  • CDI, interceptors, and common annotations provide type-safe dependency injection, addressing cross-cutting concerns and a set of annotations.

  • CDI extensions facilitate extending...