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01: 12 Web basics every Java web developer must know

Q1. HTTP is a stateless protocol, so how do you maintain state? How do you store user data between requests?
A1. This is a commonly asked interview question. The “http protocol is a stateless request/response based protocol”. You can retain the state information between different page requests as follows:

HTTP Session.

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02: JavaScript mistakes interview Q&As

Q1. What are the common JavaScript errors or bad practices that you have noticed? A1. 1) Not having proper namespaces and not using AMD (i.e. Asynchronous Model Definition) API to modularize the Java code for improved maintainability. … Read more ›...

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03: 21+ Java Servlet interview Q&As

Q1. What is a Servlet? Is a Servlet inherently multi-threaded? A1. A Servlet is a Java class that runs within a web container in an application server, servicing multiple client requests concurrently forwarded through the server and the web container. The web browser establishes a socket connection to the host...

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04: 7 JSP interview questions and answers

JSF or JavaScript based frameworks like angularjs, ember, etc are more popular than JSPs for web developemnt. Q1. What is a JSP? How does it differ from a Servlet? A1. JSP stands for Java Server Pages. JSP technology extends the Servlet technology, which means anything you can do with a...

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06: Web design patterns MVC2, MVP, MVVM & MVW

Q1. What’s wrong with Servlets? What is a JSP? What is it used for? What do you know about model 0 (aka MVC0), model 1 (aka MVC1) and model 2 (aka MVC2) patterns? In “model 2” architecture, if you set a request attribute in your JSP, … Read more ›...

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12 FAQ JDBC interview Q&As

Q1. What are JDBC Statements? What are different types of statements? How can you create them? A1. A statement object is responsible for sending the SQL statements to the Database. Statement objects are created from the connection object and then executed. The types of statements are: Statement (regular statement as...

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16 FAQ JMS interview Q&As

Q1. What types of messaging paradigms are provided by JMS? A1. Point-to-Point: provides a traditional queue based mechanism where the client application sends a message through a queue to typically one receiving client that receives messages sequentially. A JMS message queue is an administered object that represents the message destination...

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Java FAQs to Fast-track & Go places

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