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- Which keyword is required when initializing an object in kotlin
- new
- no keyword is required
- obj
- newkt
Correct option: ________________________________________________
Justification: _______________________________________________________________________
- The default behavior of kotlin classes is
- public
- final
- None of the mentioned
Correct option: ________________________________________________
Justification: _______________________________________________________________________
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- previous questions attached on the images, answer required in c++ 1.4.Write a back-end class called AdvancedAPM11A1Encryptor and save it in a file called AdvancedAPM11A1Encryptor.cpp. This class must inherit the functionality of theAPM11A1Encryptor class and add functionality that will enable us to make use of the ExclusiveOR encryption procedure. This class must have the following structure: Inherited Data Members Data Type: intName: int key Description: This member will store the key that will be used during the encryption process Public Methods Return Type:charMethod Signature : encryptACharacter(char character) Description:This method must encrypt the received character by using the key class member and the ExclusiveOR encryption technique. Inherited Methods Method Signature:encryptPage(Page page), setKey(int key 1.5. Write a main program and save it in a file called Run.cpp. In this program you must read a text file that contains sentences into a Page object, encrypt the…Create a class called GraduateStudent that has the following attributes: GraduateStudent String - FirstName String - LastName String - Major String - Minor Integer - UIN Double - GPA GraduateStudent() GraduateStudent(FirstName, LastName, Major, Minor, UIN, GPA) calculateFinalGrade(Double, Double, Double) - Double getFirstName() - String setFirstName(String) - void getLastName() - String setLastName(String) - void getMajor() - String setMajor(String) - void getMinor() - String setMinor(String) - void getUIN() - Integer setUIN(Integer) - void getGPA() - Double setGPA(Double) - void toString() - String compareTo(GraduateStudent) - Integer equals(GraduateStudent) - Boolean Note: The calculate final grade takes 3 doubles, each of which will be an exam grade out of 100. The first two exams are worth 25% of the final grade, and the third exam is worth 50% of the final grade. You should return this final grade as a double.You are required to develop a small chatting application where two or more friends can communicate each other through messages. Create a class Message which has Date date, and message (string). Provide getters/setters, constructors, toString. Create a class Friend having String name, String contact, email provide getters/setters, constructors, toString. Provide following options to the user. Add Friend (which add new friend to the Friends file) View Friends (read data from Friends file and display) Send message (This should ask for friend name and message match the friend name and write that message to the inbox file). Read messages (This show all messages form inbox on JList or Text area. Note: Create a manager class with methods use to read and write messages to “inbox” file you should write sentMessage(Friend f, Message message) method which write the messages to the file user can send as many message as he/she wants (use loop and arraylist). Write another method readMessages()…
- You are required to develop a small chatting application where two or more friends can communicate each other through messages. Create a class Message which has Date date, and message (string). Provide getters/setters, constructors, toString. Create a class Friend having String name, String contact, email provide getters/setters, constructors, toString. Provide following options to the user. Add Friend (which add new friend to the Friends file) View Friends (read data from Friends file and display) Send message(This should ask for friend name and message match the friend name and write that message to the inbox file). Read messages (This show all messages form inbox on JList or Text area. Note:Create a manager class with methods use to read and write messages to “inbox” file you should write sentMessage(Friend f,Message message) method which write the messages to the file user can send as many message as he/she wants (use loop and arraylist). Write another method readMessages()…(1) Create two files to submit: ItemToPurchase.java - Class definition ShoppingCartPrinter.java - Contains main() method Build the ItemToPurchase class with the following specifications: Private fields String itemName - Initialized in default constructor to "none" int itemPrice - Initialized in default constructor to 0 int itemQuantity - Initialized in default constructor to 0 Default constructor Public member methods (mutators & accessors) setName() & getName() setPrice() & getPrice() setQuantity() & getQuantity() (2) In main(), prompt the user for two items and create two objects of the ItemToPurchase class. Before prompting for the second item, call scnr.nextLine(); to allow the user to input a new string.(1) Create two files to submit: ItemToPurchase.java - Class definition Build the ItemToPurchase class with the following specifications: Private fields String itemName - Initialized in default constructor to "none" int itemPrice - Initialized in default constructor to 0 int itemQuantity - Initialized in default constructor to 0 Default constructor Public member methods (mutators & accessors) setName() & getName() \ setPrice() & getPrice() setQuantity() & getQuantity()
- (1) Create two files : ItemToPurchase.java - Class definition ShoppingCartPrinter.java - Contains main() method Build the ItemToPurchase class with the following specifications: Private fields String itemName - Initialized in default constructor to "none" int itemPrice - Initialized in default constructor to 0 int itemQuantity - Initialized in default constructor to 0 Default constructor Public member methods (mutators & accessors) setName() & getName() setPrice() & getPrice() setQuantity() & getQuantity() (2) In main(), prompt the user for two items and create two objects of the ItemToPurchase class. Before prompting for the second item, call scnr.nextLine(); to allow the user to input a new string.Each of the following files in the Chapter.01 folder of your downloadable student files has syntax and/or logical errors. In each case, determine the problem and fix the program. After you correct the errors, save each file using the same filename preceded with Fixed. For example, DebugOne1.cs will become FixedDebugOne1 .cs. a. DebugOne1.cs b. DebugOne2.cs c. DebugOne3.cs d. DebugOne4.csEach of the following files in the Chapter.10 folder of your downloadable student files has syntax and/or logical errors. In each case, determine the problem and fix the program. After you correct the errors, save each file using the same filename preceded with Fixed. For example, DebugTen01.cs will become FixedDebugTen01 .cs. a. DebugTen01.cs b. DebugTen02.cs c. DebugTen03.cs d. DebugTen04.cs
- In the project you created in previous activities. Add a class. Name it Student. That class should have student name (string), student grades (array of size 3). Create a DisplayInfo() function that displays the values of the member variables in the class. In main, create an instance of that array and fill that instance with data. Call the DisplayInfo() function from main so it prints the content of the object. A screenshot showing the code in Visual Studio and the output (on the console screen). Activity 1 code #include <iostream> using namespace stdvoid main() {cout << "Welcome to my world..." << endl;system("pause");Create a class named Person that holds the following fields: two String objectsfor the person’s first and last name and a LocalDate object for the person’sbirthdate. Create a class named Couple that contains two Person objects. Create aclass named Wedding for a wedding planner that includes the date of the wedding,the names of the Couple being married, and a String for the location. Provideconstructors for each class that accept parameters for each field, and provide getmethods for each field. Then write a program that creates two Wedding objectsand in turn passes each to a method that displays all the details. Save the files asPerson.java, Couple.java, Wedding.java, and TestWedding.java.in C# i need to Create an application named TestSoccerPlayer that instantiates and displays a SoccerPlayer object. The SoccerPlayer class contains the following properties: Name - The player’s name ( a string) JerseyNum - The player's jersey number (an integer) Goals - Number of goals scored (an integer) Assists - Number of assists (an integer) my errors are Unit Test Incomplete Set and get the Name property Build Status Build Failed Build Output Compilation failed: 1 error(s), 0 warnings NtTestd94a3da4.cs(12,37): error CS1729: The type `SoccerPlayer' does not contain a constructor that takes `0' arguments TestSoccerPlayer.cs(22,12): (Location of the symbol related to previous error) Test Contents [TestFixture] public class SoccerPlayerClassTest { [Test] public void SoccerPlayerTest() { SoccerPlayer mySoccerPlayer = new SoccerPlayer(); mySoccerPlayer.Name = "Lionel"; mySoccerPlayer.JerseyNum = 9; mySoccerPlayer.Goals = 8; mySoccerPlayer.Assists = 35;…