Log4j Interview Questions and Answers

Q1. What is Log4j? Log4j is a fast, flexible and reliable logging framework written in Java developed in early 1996. It is distributed under the Apache software license and can be used for small to large scale projects. It has been ported to the languages like C, C++, C#, Python, etc. Q2. What are the components of log4j? 1. Logger: It is used to log the messages. 2. Appender: It is used to publish the logging information to the destination like file, database, console etc. 3. Layout: It is used to format logging information in different styles. Q3. What are......

Continue Reading


GWT Interview Questions and Answers

Q1. What is Google Web Toolkit (GWT)? The Google Web Toolkit (GWT) is a toolkit to develop Ajax web application with Java. The programmer writes Java code and this code is translated into HTML and Javascript via the GWT compiler. The compiler creates browser specific HTML and JavaScript to support all the major browsers correctly. GWT supports a standard set of UI widgets, has build in support for the browser back button and a JUnit based test framework. GWT provides two modes: Development Mode: allows to debug the Java code of your application directly via......

Continue Reading


IMS DB Interview Questions and Answers

Q1. What is IMS (DB/DC)? IMS (Information Management System) is IBMs hierarchical database management system. It has mainly two components: IMS DB and IMS DC (Also know as IMS TM) IMS DB - IMS/Database Manager as the name implies manages the IMS databases. It is used for physical storage creation and management and data retrieval. IMS DC / IMS TM - IMS/Data Communications or IMS/Transaction Manager handles online transaction processing system Q2. What are the main control blocks available in IMS DB? There are three control blocks (also known as DL/I control blocks) 1.Database Description (DBD) 2.Program Specification Block......

Continue Reading


QC Interview Question and Answers

Q1. What is Quality Center? HP Quality Center is Web based Test Management tool. We can access Quality Center over the internet or intranet, via a Web browser. It involves interrelated steps such as defining release, developing requirement, designing and execution of tests, monitoring and reporting defects. Quality Center simplifies and organizes application management by giving us systematic control over the process. It helps in creating framework and foundation for application management workflow. Quality center features a system for organizing and tracking application release, enabling us to align business priorities and quality......

Continue Reading


Ionic Interview Questions and Answers

Q1. What is Ionic Framework? IONIC framework is an HTML5 platform that enables web developers to build hybrid mobile apps. Hybrid apps are those apps that have access to native perform layer and are small websites running in browser shell in the apps. It is a powerful HTML5 SDK that helps to build mobile apps using HTML , CSS, and JavaScript. Ionic framework mainly emphasizes on the look and feel of the app and its UI interaction. This means that we aren’t a replacement for PhoneGap or JavaScript framework. Ionic fits well with the front end part of......

Continue Reading


Page 5 of 82« First...34567...102030...Last »