 Related Questions Latest Answer : HashMap is an unordered and unsorted map. Allow one null key and many null values. Lists are collections that maintain their elements in order, and can contain duplicates. Set interface do not allow duplicate elements. A set can contain at most ... JVM is platform independent/dependent?why? 2) which one is faster in execution Array List or Array? why? When we are sending the serialized array object thro the network, what is being passed ? is the value or the reference ? Read Answers (5) | Asked by : aadi br />1.what is oracle.2.what is major differenece oracle8i and oracle9i.4.tell me some thing ur self.5.please tell me about oops.6.what is single inheritance.7.what is multiple inheritance.8.can java support Latest Answer : 8.can java support multiple inheritance.java support multiple inheritance for interfaces not fro classes25.what is difference between procedure and functions.function returns only one value where as procedure returns more than one value ... Latest Answer : immutabe string means once string is created you can not insert or append or remove any character from the string. Since java.lang.String class is immutable thess operations are not allowed in it.mutable string means you can insert,append or delete any ... Read Answers (2) | Asked by : chandu we can compare two Strings with (==) when we assign some string value to the String variable,but if we create an object to that strings and compare eachother we cant use(==) operator ,because we can compare Latest Answer : == operator checks to see if two references are referring to the same location on memory.This is also called shallow comparison..equals checks to see if the two objects match each other. This is also known as deep comparison. ... Read Answers (5) | Asked by : venkat arraylist is resizable where as using array it is not possible. Latest Answer : ArrayList is a part of the Collection Framework.We can store any type of objects, and we can deal with only objects.It is growable.Array is collection of similar data items.We can have array of primitives or objects.It is of fixed size,We can have multi ... Strings are immutable.But String s="Hello"; String s1=s+"World"; S.O.P(s1); means printing "HelloWorld".How ? Read Answers (15) | Asked by : chandu Iterator : Enables you to cycle through a collection,obtaining or removing elementsListIterator :It extends Iterator allow bidirectional traversal of list & the modification of element Latest Answer : Iterator :--- Iterator takes the place of Enumeration in the Java collections framework. One can traverse throughr the the collection with the help of iterator in forward direction only and Iterators allow the caller to remove elements from the underlying ... Read Answers (2) | Asked by : shivananda Latest Answer : Yes.Array can have zero length in java. ...
Sponsored Links
| ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
