Java Program: Create a semantic analysis that is recursive with blocks, MathOps, and throws well worded exceptions when a type violation occurs.

4 Object Oriented Programming Assignment - 11 Write a Java program for the following Class Diagram. Document authors: String date: Date getAuthors: String addAuthoriname):void getDate()date Book -titleString getitiet): String EMail Subject: String -to: Stringl) getSubject) String getToString Instructions: 1. This java program is for an application that stores the author (Writer) data of some books and emails 2. getAuthors() method get the list of authors and store it in a String array. 3. addAuthors() method is used to add an author anytime for book or email. 4. getDate() method get the date of the book or email 5. getTitle() method can be used to get the title of the book 6. getSubject() method is used to get the Subject of the email. 7. getTo() method is used to get the information about the mail to whom it is sent. 8. All get methods need to return the values in the corresponding instance variables. 9. Scanner class can be used to set the data for the variables. The programmer can…

Java language pls write a main program of the language class given below and make sure that your output matches with the one given below. Language.java public final class Language {    //    // Static Data Fields    //       private static final String defaultAlienSound = "~ ąļīæń ~ "; // Default      //    // Instance Data Fields    //      //    // Constructors    //    public Language() {    }    public Language(String language) {          switch (language.toLowerCase()) {            case "alien" -> this.populateAlienPhrases();            // Supported            case "chinese" -> this.populateChinesePhrases();        // Future implementation            case "french" -> this.populateFrenchPhrases();          // Future implementation            case "spanish" -> this.populateSpanishPhrases();        // Future implementation            case "future" -> this.populateYourLanguagePhrases();    // Future implementation            default -> this.populateEnglishPhrases();…

Is there a difference between static and dynamic type checking?

JAVA programming language

Quèstion 24 Methods are used to implement all assignment, relational and arithmetic operators in some programming languages e.g. Ruby and Racket. True False

Please answer in C++ and give explanation LAB 17.1-B Linked List Read the internal documentation for class ItemList carefully. Fill in the missing code in the implementation file, being careful to adhere to the preconditions and postconditions. Compile your program. ------------------------------------------------------------------------------------------------------------------------------- class ItemList { private: struct ListNode { int value; ListNode * next; }; ListNode * head; public: ItemList(); // Post: List is the empty list. bool IsThere(int item) const; // Post: If item is in the list IsThere is // True; False, otherwise. void Insert(int item); // Pre: item is not already in the list. // Post: item is in the list. void Delete(int item); // Pre: item is in the list. // Post: item is no…

Define and use an instance method

True or False Java passes all object-type variables by reference.