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What is an Exceptions ?
• What is an exception? • try-catch • finally • The different kinds of exceptions • Multiple catch clauses • The throws clause • Throwing exceptions • Writing your own exception classes
What is an Exception?Consider this program: public class HelloThere {
public static void main(String[] args) { System.out.println("Hello " + args[0]); }
}Suppose it's run like this: $ java HelloThereRemember that's there's no args[0]. Here's what you get:$ java HelloTherejava.lang.ArrayIndexOutOfBoundsException: 0 at HelloThere.main(HelloThere.java:5)This is not a crash. The virtual machine exits generally. All memory is cleaned up. All resources are released.
Describe the relational operators in java? Java has six relational operators which compare two numbers and return a boolean value. The relational operators are , > , , >=
Define a function that will take a box type of object as argument and return a box object whose dimension is 10 times more than the object
Illustrate the parser method The below table summarizes the parser methods available to a java programmer.
Java says write once, run anywhere . In which ways this isn't quite applicable ?
JZEBRA Integration into (Open ERP) Web Client Local Spooling/Printing to Local Print Device on ERP Client side Project Description: JZEBRA Integration into Open ERP Web Clien
write code employe managment
Describe the if statement in Java ? All but the most trivial computer programs required to form decisions. They test a condition and operate in a different way based on the out
What is File Transfer Protocol? This protocol is used to upload the files on remote computers. This is used to transfer files among computer on TCP/IP network e.g. internet and
Explain DATA SECURITY Management issue? All data in the system is extremely critical to its operation, the security of the customer's personal data is most important. Most of t
With publish or subscribe message passing the sending application or client establishes a named topic in the JMS broker or server and publishes messages to this queue. The receivin
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