✓ Out of the following class declarations which one is/are invalid? (i) Class A { int x; }; (ii) Class B { } (iii) Public class A { } (iv) Object A { int x; };
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A: Introduction: Initially, the information presented is How would you define and explain Object…
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A: Below is the difference between coupling and cohesion. I hope this will be helpful for you..
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Q: Is the Object Orientation specification required? software engineering for objects
A: Details Explanation is give below in step 2
Q: Is it necessary to specify Object Orientation? engineering of object-oriented software
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A: Binary Search tree and AVL tree distinctions Because AVL trees likewise have a maximum of two…
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A: Here is the explanation regrading the top five parts of the computer:
Q: A pipelined CPU has a longer clock cycle time than a non-pipelined CPU.
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Q: Q1\A) Write a MATLAB program to generate the matrix (y). 000 0 1 00 0 2 3 0 0 456 60
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Q: B) Write a MATLAB program that prompt the user to enter a matrix (A), then generate and display the…
A: Answer:
Q: The clock cycle time of a non-pipelined CPU is smaller than that of a pipelined CPU
A: Please check the step 2 for solution
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A: The question has been answered in step2
Q: Is it necessary to specify Object Orientation? engineering of object-oriented software
A: The Answer is given below step.
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A: Correct Answer is " OPTION - D " . " OPTION - D " is " 60 < data item < 70 " .…
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- class A {protected int x1,y1,z; public: A(a, b,c):x1(a+2),y1(b-1),z(c+2) { for(i=0; i<5;i++) x1++;y1++;z++;}}; class B {protected: int x,y; public: B(a,b):x(a+1),y(b+2) { for(i=0; i<5;i++) x+=2; y+=1;}}; class D:public B, virtual public A { private: int a,b; public: D(k,m,n): a(k+n), B(k,m),b(n+2),A(k,m,n) { a=a+1;b=b+1;}}; int main() (Dob(4,2,5);} what the values of x1,y1 and zclass first { public: void setX(); void print() const; protected: int y; void setY(int a); private: int x; }; Suppose that class second is derived from class first using the statement: class second: private first Determine which members of class first are private, protected, and public in class second.class A{ void methodA(){} void methodB(); } class B extends A{ void methodA(){ } } class A should be abstract methodB should be abstract both a and b both classes are okay
- 2. Consider the following class definitions: public class BClass } private int x; public void set(int a) } X a; { public void print() } System.out.print(x); { { public class DClass extends BClass } private int y; public void set(int a, int b) } //Postcondition: x =a; y=Db; { public void print( ) {.…} a. Write the definition of the print method of DClass that overrides it. b. Write the definition of the method set of the class DClass.Please help with the following: C# .NET change the main class so that the user is the one that as to put the name Write a driver class (app) that prompts for the person’s data input, instantiates an object of class HeartRates and displays the patient’s information from that object by calling the DisplayPatientRecord, method. MAIN CLASS---------------------- static void Main(string[] args) { // instance of patient record with each of the 4 parameters taking in a value HeartRates heartRate = new HeartRates("James", "Kill", 1988, 2021); heartRate.DisplayPatientRecord(); // call the method to display The Patient Record } CLASS HeartRATES------------------- class HeartRates { //class attributes private private string _First_Name; private string _Last_Name; private int _Birth_Year; private int _Current_Year; // Constructor which receives private parameters to initialize variables public HeartRates(string First_Name, string Last_Name, int Birth_Year, int Current_Year) { _First_Name =…use the following partial class definitions:public class A1{public int x;private int y;public int z;…}public class A2 extends A1{public int a;private int b; …}public class A3 extends A2{private int q;…} 2) Which of the following lists of instance data are accessible in class A2?a) x, y, z, a, bb) x, y, z, ac) x, z, a, bd) z, a, be) a, b
- public class date { private int day; // from 1 to 31 private int month; // from 1 to 12 private int year; // from 2000 upwards public void advance (); // move to next day }; Implement a constructor that initializes new objects of date class to be set to the 1st of January 2000. Implement setters for day, month, and year. Implement the advance method, which moves to the next day, ensuring that all data members are updated appropriately.Question 15 1(8).png public class numClass { private int a; private static int y = 10; public numClass(int newx) {a-newx; } public void set(int newx) {a=newx; y+=a;} public void setY(int newY) {y-newY; } public static int getY() { return y; } // end of class Blank 1 Blank 1 Add your answer public class output[ public static void main(String[] args) { numclass one new numClass(10); numclass two new numClass (2); try{ one.sety(30); two.set(4); if(one.getY()-30) throw new Exception ("30"); one. sety (40); } catch(Exception e) { two.setY(50); } System.out.println(two.getY()); // end of main } // end of class ***2. Consider the following class definitions: public class BClass private int x; public void set(int a) { x = a; } public void print() System.out.print(x); } public class DClass extends BClass { private int y; public void set(int a, int b) //Postcondition: x =a; y=b; } public void print( ) {..} a. Write the definition of the print method of DClass that overrides it. b. Write the definition of the method set of the class DClass. ||
- 2. Add a constructor for Animal class shown. The constructor should pass in a string parameter named "sound". 1 using System; 2 3 public class Animal 4 { 5 public string Sound { get; set; } public void Speak() { Console.Writeline("The dog says " + Sound); } 10 11 } 12 13 public class Program 14 { public static void Main() { 15 16 17 18 } 19 } A 00use the following partial class definitions:public class A1{public int x;private int y;public int z;…}public class A2 extends A1{public int a;private int b; …}public class A3 extends A2{private int q;…} 1) Which of the following is true with respect to A1, A2 and A3?a) A1 is a subclass of A2 and A2 is a subclass of A3b) A3 is a subclass of A2 and A2 is a subclass of A1c) A1 and A2 are both subclasses of A3d) A2 and A3 are both subclasses of A1e) A1, A2 and A3 are all subclasses of the class Ausing java wride a program Consider the following class definition:public class date { private int day; // from 1 to 31 private int month; // from 1 to 12 private int year; // from 2000 upwards public void advance{/*write code for method*/} // move to next day }a) Implement a constructor that initializes new objects of date class to be set to the 1st of January 2000.b) Implement setters for day, month and year.c) Implement the advance method, which moves to the next day, ensuring that all data members are updated appropriately
