Alert dont submit AI generated answer. The following code generates an error. Why?class Vehicle {public:void PrintName();protected:void SetID(int p10);string name;private:int ID;class Car: Vehicle {public:int GetMiles();private:int miles;int main() {Car myCar;string strmyCar.SetID (45);strmyCar.GetMiles();return 0;Select one:O a. In class Car: Vehicle, the specifier is not mentioned.O b. The function myCar.SetIDO is not accessible by main().OcClass Car: Vehicle does not have protected data members declared.Od. The function myCar.GetMiles() is not accessible by main().

A class is an instance of a blueprint or template used in computer science to create objects. The…

The following code generates an error. Why? class Vehicle { public: }; void PrintName(); protected: void SetID(int pID); string name; private: int ID; class Car: Vehicle { public: int GetHiles(); private: int miles; int main() { Car myCar; string str; myCar.SetID (45); strmyCar.GetHiles(); return 0; Select one: O a. In class Car: Vehicle, the specifier is not mentioned. O b. The function myCar SetIDO is not accessible by main(). Oc Class Car: Vehicle does not have protected data members declared. Od. The function myCar.GetMiles() is not accessible by main()

The following code generates an error. Why? class Vehicle { public: }; void PrintName(); protected: void SetID(int pID); string name; private: int ID; class Car: Vehicle { public: int GetHiles(); private: int miles; int main() { Car myCar; string str; myCar.SetID (45); strmyCar.GetHiles(); return 0; Select one: O a. In class Car: Vehicle, the specifier is not mentioned. O b. The function myCar SetIDO is not accessible by main(). Oc Class Car: Vehicle does not have protected data members declared. Od. The function myCar.GetMiles() is not accessible by main()

Database System Concepts

7th Edition

ISBN:9780078022159

Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan

Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan

Chapter1: Introduction

Section: Chapter Questions

Problem 1PE

See similar textbooks

Similar questions

class Course { private String courseNumber; private String courseName; private int creditHrs; public Course (String number, String name, int creditHrs){ this.courseNumber = number; this.courseName = name; this.creditHrs = creditHrs; } public String getNumber() { return courseNumber; } public String getName() { return courseName; } public int getCreditHrs() { return creditHrs; } public void setCourseNumber(String courseNumber) { this.courseNumber = courseNumber; } public void setCourseName(String courseName) { this.courseName = courseName; } public void setCreditHrs(int creditHrs) { this.creditHrs = creditHrs; }} class Student { private String firstName; private String lastName; private String gender; private String phoneNumber; private String email; private String jNumber; protected ArrayList<MyCourse> courseList; public String…
class Course { private String courseNumber; private String courseName; private int creditHrs; public Course (String number, String name, int creditHrs){ this.courseNumber = number; this.courseName = name; this.creditHrs = creditHrs; } public String getNumber() { return courseNumber; } public String getName() { return courseName; } public int getCreditHrs() { return creditHrs; } public void setCourseNumber(String courseNumber) { this.courseNumber = courseNumber; } public void setCourseName(String courseName) { this.courseName = courseName; } public void setCreditHrs(int creditHrs) { this.creditHrs = creditHrs; }}class Student { private String firstName; private String lastName; private String gender; private String phoneNumber; private String email; private String jNumber; protected ArrayList courseList; public String getFullName() {…
public Account (double initialBalance){balance = initialBalance;}public Account () {balance = 0;}public void deposit (double amount){balance += amount; // Balance = balance + amount}public void withdraw (double amount){balance -= amount; // balance = balance - amount}public void close (){balance = 0;}public String toString(){return "balance: " + balance;}} Modify the Account class by adding two instance variables containing the customer's name and the account number. Both will be String objects. Modify the primary constructor for the Account class so that it takes three parameters: the balance, the customer's name, and the account number. Add instance methods named getCustomerName and getAccountNumber that return the customer name and account number.
//PLEASE CORRECT MY MISTAKES, THANK YOUpublic class Person { private String personID; private String firstName; private String lastName; private String birthDate; private String address; public Person(){ personID = ""; firstName = ""; lastName = ""; birthDate = ""; address = ""; } public Person(String id, String first, String last, String birth, String add){ setPerson(id,first,last,birth,add); } public void setPerson(String id, String first, String last, String birth, String add){ personID = id; firstName = first; lastName = last; birthDate = birth; address = add; } public String getFirstName(){ return firstName; } public String getLastName(){ return lastName; } public String getBirthdate(){ return birthDate; } public String getAddress(){ return address; } public void print(){ System.out.print("\nPerson ID = " + personID); System.out.print("\nFirst Name = " +firstName); System.out.print("\nLast Name = " +lastName); System.out.print("\nBirth Date = " +birthDate);…
Based on Figure 3, create a class named Child that inherits the Father class. Declare an instance name location (String) for class Child. [3 marks]
public class Author2 {3 private String name;4 private int numberOfAwards;5 private boolean guildMember;6 private String[] bestsellers;78 public String Author()9 {10 name = "Grace Random";11 numberOfAwards = 0;12 guildMember = false;13 bestsellers = {"Minority Report", "Ubik", "The Man in the HighCastle"};14 }1516 public void setName(String n)17 {18 name = n;19 }20 public String getName()21 {22 return name;23 }2425 public void winsAPulitzer()26 {27 System.out.println(name + " gave a wonderful speech!");28 }29 } 1. This class includes a constructor that begins on line 8; however, it contains an error. Describe the error. 2. Rewrite the constructor header on line 8 with the error identied in part c of this question corrected. 3. Demonstrate how you might overload the constructor for this class. Write only the header. 4. Write a line of Java code to create an instance (object) of this class. Name it someAuthor. 5. Write a line of code to demonstrate how you would use the someAuthor object…
class Lease{ private String name; private int aptNumber; private double rent; private int term; private static final int FEE = 10; public Lease(){ name = "XXX"; aptNumber = 0; rent = 1000; term = 12; } public void setName(String tenant) { name = tenant; } public void setAptNumber(int apt){ aptNumber = apt; } public void setRent(double monthRent) { rent = monthRent; } public void setTerm(int t){ term = t; } public String getName(){ return name; } public int getAptNumber(){ return aptNumber; } public double getRent(){ return rent; } public int getTerm(){ return term; } public void addPetFee(){ rent = rent + FEE; } } Create a class named TestLease as instructed below: Instantiate four Lease objects in the main()method. Change the aptNumber value for the first object to 20 Change the rent value…
Class Quiz public Quiz (int quesList, int quesMissed) {quesList = this.quesList;quesMissed = this.quesMissed;} private void calculate(){// get the point worth of each question and calculate final scorepointsPerQues = (100/quesList);scoreQuiz = quesList - quesMissed;} Class PassFailQuiz public PassFailQuiz (int quesList, int quesMissed, int scoreQuiz) { super(quesList, quesMissed);} How do I move scoreQuiz from private void calculate() to equal the third constructor value in PassFailQuiz?
C# problem when printing Weigh no value shows up code public class HealthProfile{private String _FirstName;private String _LastName;private int _BirthYear;private double _Height;private double _Weigth;private int _CurrentYear;public HealthProfile(string firstName, string lastName, int birthYear, double height, double weigth, int currentYear){_FirstName = firstName;_LastName = lastName;_BirthYear = birthYear;_Height = height;_Weigth = weight;_CurrentYear = currentYear;}public string firstName { get; set; }public string lastName { get; set; }public int birthYear { get; set; }public int height { get; set; }public double weight { get; set; }public int currentYear { get; set; }public int Person_Age{get { return _CurrentYear - _BirthYear; }}public double Height{get { return _Height; }}public double Weight{get { return Weight; }}public int Max_Heart_Rate{get { return 220 - Person_Age; }}public double Min_Target_Heart_Rate{get { return Max_Heart_Rate * 0.65; }}public double…
public class LabProgram { public static void main(String args[]) { Course course = new Course(); String first; // first name String last; // last name double gpa; // grade point average first = "Henry"; last = "Cabot"; gpa = 3.5; course.addStudent(new Student(first, last, gpa)); // Add 1st student first = "Brenda"; last = "Stern"; gpa = 2.0; course.addStudent(new Student(first, last, gpa)); // Add 2nd student first = "Jane"; last = "Flynn"; gpa = 3.9; course.addStudent(new Student(first, last, gpa)); // Add 3rd student first = "Lynda"; last = "Robison"; gpa = 3.2; course.addStudent(new Student(first, last, gpa)); // Add 4th student course.printRoster(); } } // Class representing a student public class Student { private String first; // first name private String last; // last name private double gpa; // grade point average…
Public Class SavingsAccount { float interest; float FixedDeposit; SeniorAccount(float interest, float FixedDeposit) { this. interest = interest; this.fixedDeposit= FixedDeposit; } float calculateInterest(); { System.out.println(“Calculating Savings Account Interest”); return(FixedDeposit*interest/100); } } Public Class SeniorAccount extends SavingAccount { float seniorInterest; SeniorAccount(float interest, float FixedDeposit) { this.seniorInterest=interest; super(interest, FixedDeposit) } float calculateInterest() { System.out.println(“Calculating Savings Account Interest”); return(FixedDeposit*seniorinterest/10); } } Public static void main(String args[]) { SavingsAccount saving = new SavingsAccount(6,100000); System.out.println(saving.calculateinterest()); SeniorAccount senior=new seniorAccount(10,100000); System.out.println(Senior.calculateInterest()); } Rubric: Correct the syntax and logical errors Proper working code
Public Class SavingsAccount { float interest; float FixedDeposit; SeniorAccount(float interest, float FixedDeposit) { this. interest = interest; this.fixedDeposit= FixedDeposit; } float calculateInterest(); { System.out.println(“Calculating Savings Account Interest”); return(FixedDeposit*interest/100); } } Public Class SeniorAccount extends SavingAccount { float seniorInterest; SeniorAccount(float interest, float FixedDeposit) { this.seniorInterest=interest; super(interest, FixedDeposit) } float calculateInterest() { System.out.println(“Calculating Savings Account Interest”); return(FixedDeposit*seniorinterest/10); } } Public static void main(String args[]) { SavingsAccount saving = new SavingsAccount(6,100000); System.out.println(saving.calculateinterest()); SeniorAccount senior=new seniorAccount(10,100000); System.out.println(Senior.calculateInterest()); } Correct the syntax and logical error