Apache Ant Interview Questions – 1 1)What is ant? Ant is a small animal who can build magnificent buildings. Ant builds! ANT is a Java based building tool, which is similar to make, and so much better than make. ANT, what a smart name for a building tool, even the original author of ANT, James …
Interview Questions
Quartz Interview Questions
What is Quartz? Quartz is a job scheduling system that can be integrated with, or used along side virtually any other software system. The term “job scheduler” seems to conjure different ideas for different people. As you read this tutorial, you should be able to get a firm idea of what we mean when we …
Cobertura Interview Questions
Cobertura Interview Questions -1 Where does the name “Cobertura” come from? “Cobertura” is the Spanish and Portuguese word for “coverage.” We were trying to avoid acronyms and coffee references. It’s not too hard to associate the word “cobertura” with the word “coverage,” and it even has a bit of a zesty kick to it! What …
Struts Interview Questions
Struts Interview Questions and FAQs – 1 Q:What is Struts? A:The core of the Struts framework is a flexible control layer based on standard technologies like Java Servlets, JavaBeans, ResourceBundles, and XML, as well as various Jakarta Commons packages. Struts encourages application architectures based on the Model 2 approach, a variation of the classic Model-View-Controller …
JDBC Interview Questions
1) I have the choice of manipulating database data using a byte[] or a java.sql.Blob. Which has best performance? java.sql.Blob, since it does not extract any data from the database until you explicitly ask it to. The Java platform 2 type Blob wraps a database locator (which is essentially a pointer to byte). That pointer …
RMI Interview Questions
1)Explain RMI Architecture? RMI uses a layered architecture, each of the layers could be enhanced or replaced without affecting the rest of the system. The details of layers can be summarised as follows: Application Layer: The client and server program Stub & Skeleton Layer: Intercepts method calls made by the client/redirects these calls to a …
JNI Interview Questions
1) How to get the window handle under the Microsoft JVM? Bu using the AWT NI can get the window handle of a canvas. However, the Java application/applet is always subject to… 2) Are there JVM’s that work as a true 64-bit application? IBM’s SDK for Windows on Itanium Solaris TM-SPARCTM platform edition of J2SDK …
Exception Handling Interview Questions
1) What is an Exception? An exception is an abnormal condition that arises in a code sequence at run time. In other words, an exception is a run-time error. 2) What is a Java Exception? A Java exception is an object that describes an exceptional condition i.e., an error condition that has occurred in a …