Answer: ArrayList and Vector are both dynamic arrays in Java, but there are a few differences. ArrayList is not synchronized, meaning it is not thread-safe, while Vector is synchronized. Additionally, Vector has legacy methods that are not found in ArrayList, and Vector is generally considered ...
-It allows you to process sequences of elements (such as collections, arrays, etc.) in a functional-style programming approach. -It returns a Stream object. Once you have a stream, you can apply various operations like filtering, mapping, sorting, and reducing to transform and process data....
import java.util.ArrayList; import java.util.Arrays; import java.util.List; class Main { public static void main(String[] args) { List<String> list = new ArrayList<String>(Arrays.asList("a", "b", "c")); for(String value :list) { if(value.equals("a")) { list.remove(value); ...
--- import java.util.Scanner; import java.util.Arrays; public class ArrayAverage { public static void main(String [] args){ Scanner kb = new Scanner(System.in); int [] arr = new int[100]; for(int i=0; i
Explanation: The java.util.Arrays.asList(T... a) returns a fixed-size list backed by the specified array. (Changes to the returned list "write through" to the array.)Q36. What is the output of this code?class Main { public static void main(String[] args) { String m...
Java Online Quiz- Test your knowledge Java Basics,LOOPS,CONDITIONAL STATEMENTS,ARRAYS,OBJECTIVE QUESTION FROM 1-10,DATATYPES,VARIABLES,CONTROL STATEMENTS
Connect with us and avail Java Online Exam Help to get help with topics like operators, literals, primitive data types, object-oriented programming concepts, inheritance, overloading and overriding of methods, exception handling by using try and catch block, multithreaded concepts, arrays, collections...
import java.util.Arrays; import java.util.regex.Pattern; public class FooBaz { static final Pattern PIPE_SPLITTER = Pattern.compile("\\|"); public static void main(String[] args) { System.out.print(doIt("12|11|30")); } public int doIt(String s) { var a = PIPE_SPLITTER.splitAsStr...
1. What is the purpose of the Arrays.equals() method in Java? A. To compare two arrays for equality B. To sort an array C. To find the length of an array D. To copy an array Show Answer 2. Which data type does the Arrays.equals() method handle when comparing arrays ...
Quiz on Java Arrays HashCode for Boolean - Learn how to use the hashCode method for boolean arrays in Java. Understand its functionality and usage with examples.