Can you write java program for prime number 1to 50 and skip printing 30 and 40 numbers

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package BasicCoreJavaExamples;import java.util.Scanner;public class PrintPrimeNumbers { public static void main(String[] args) { Scanner src = new Scanner(System.in); System.out.println(“Enter prime number till to :”); int lastNum = src.nextInt(); int count = 0; if (lastNum == 0 || lastNum == 1) { System.out.println(“The given numbers are nor prime number.”); } for (int i = 2; i <=…

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Core Java Coding Questions, Selenium

Java 8 features

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Feature Name Description Lambda expression A function that can be shared or referred to as an object. Functional Interfaces Single abstract method interface. Method References Uses function as a parameter to invoke a method. Default method It provides an implementation of methods within interfaces enabling ‘Interface evolution’ facilities. Stream API Abstract layer that provides pipeline…

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Java Basic

Create a Java program to store the Name and Salary of employees

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//Create a Java program to store the Name and Salary of employees //Name = [‘Ram’,’Rahim’,’Sid’,’Tom’] //Salary = [30000,20000,35000,23000] // //1. Add a new employee to the dictionary with name as ‘Shankar’ and salary as 15000 //2. Update the salary of tom to 25000 //3. List the names of employees who earn more than 20000 package…

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Core Java Coding Questions

String Char Counts Using Collections

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String Char Counts Using Collections: package InterViewQuestions;import java.util.HashMap;import java.util.Map;public class StringCharCountsUsingCollections { //string = hemchandrraBhatt //print number chars repeated public static void main(String[] args) { String str = “hemchandrabhatt”; HashMap<Character, Integer> mapCharCount = new HashMap<>(); char[] charArr = str.toCharArray(); for (char c : charArr) { if (mapCharCount.containsKey(c)) { mapCharCount.put(c, mapCharCount.get(c) + 1); } else {…

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Core Java Coding Questions

Remove Duplicates From Int Array

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There are many ways to remove duplicate items A) Using for Loop package InterViewQuestions; public class RemoveDuplicatesFromArray { public static void main(String[] args) { Integer[] integer_Array = {50, 50, 100, 100, 99, 99, 9, 9, 100, 100}; int [] temp = new int[integer_Array.length]; for(int i =0; i< integer_Array.length; i++){ for(int j = i+1; j <…

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Core Java Coding Questions, Java Basic Interview Questions(company wise)