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Explain try and catch exception in java?
Why use exceptions instead of return values? 1. Forces error checking 2. Cleans up your code through separating the normal case from the exceptional case. (The code isn't littered along with a lot of if-else blocks checking return values.) 3. Low overhead for non-exceptional case
Traditional programming languages set flags or return bad values such as -1 to denotes problems. Programmers frequent don't check these values.
Java throws Exception objects to denotes a problem. These cannot be ignored.try-catchtry-catch public class HelloThere {
public static void main(String[] args) { try { System.out.println("Hello " + args[0]); } catch (ArrayIndexOutOfBoundsException e) { System.out.println("Hello Whoever you are."); }
}
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write a program for loop
What is difference between object state and behavior? Ans) If you change the state of an object, you ask it to perform a behavior. An object kept its states in a field e.g. vari
Explain how several ways businesses monitor their employees? Systems are available in which monitor or most every key stroke which an employee forms on computer. Systems are av
Need Mahjong puzzle game I want someone to make this game ( Mahjong puzzle game) for me in Android ONLY. If you have high level programming knowledge in Android then please b
Comparable interface: The "Comparable" allows itself to compare with other same types of object. The function compareTo() is specified in the interface. Several of the standa
Medical Services Referral System: Role : Websphere Administrator Involved in Exposure to load balancing tools (BigIP, WAS plug-ins) and Siteminder.
Program of Declaration of variables in Java Program for declaring variables in Java, I've been trying so many codes for this but those codes didn't work well. Please write the
Prototype is having multiple instances or having clone.
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