what is relational model representation of ER/EER model? A)student(studentno,name,firstname,midinitials,lastname,phone) Primary key: studentno B)student(studentno,name,phone) Primary key: studentno C)student(studentno,name,firstname,lastname,phone) Primary key: studentno D)student(studentno,fistname,lastname,phone) Primary key: studentno
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what is relational model representation of ER/EER model?
A)student(studentno,name,firstname,midinitials,lastname,phone) Primary key: studentno
B)student(studentno,name,phone) Primary key: studentno
C)student(studentno,name,firstname,lastname,phone) Primary key: studentno
D)student(studentno,fistname,lastname,phone) Primary key: studentno
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- Help code.C++ programming language. Please help me complete the DynamicStringArray.cpp. I pasted the codes that you need to complete it. Below is DynamicStringArray.h,DynamicStringArray.cpp, and the main.cpp. Please help me. below code is DynamicStringArray.h: //***********************************************//// Please do not change the this file !!!!!//***********************************************//#ifndef DYNAMICSTRINGARRAY _H#define DYNAMICSTRINGARRAY _H#include <iostream>#include <string>using namespace std;class DynamicStringArray{public:DynamicStringArray();int sizeIs();string* getDynamicArray ();void addEntry (string);bool deleteEntry (string);string* getEntry(int );~DynamicStringArray ();void printDynamicArray();private:string *dynamicArray;int size;};#endif // DYNAMICSTRINGARRAY _H BELOW IS MAIN.CPP //***********************************************//// Do not change the this main program !!!!!//***********************************************//#include…c# questionWrite a gui application so when a new non-numerical number isentered for either the student ID number or cell number, the application should display amessage to the user for a correct format, then be able to update the listbox.
- computer graphics topic A particular text index value is chosen with the functionChoices: setTextIndex()settextindex(ti)SetTextIndex(ti)setTextIndex(ti)C++ OOP Create a struct Rectangle where a rectangle is defined by Length & Width. Each Rectanglehas an area and perimeter. You can also compare two rectangles with respect to the area.o The program should be able to calculate the perimeter () and the area () of therectangle, can set the value of length and width and retrieve the value of length &width.2. Create a struct Student where attributes associated with each student are his name,registration number, father name, degree and department. One can view the details of allstudents and can also search the details of any student by name.3. Make a struct Cylinder. Choose appropriate attributes. Code should be able to calculate:o Surface Area of Cylinder (Formula A = 2πr^2 + 2πrh = 2πr(r + h))o Volume of cylinder (Formula V = πr^2h)4. You are going to make an employee management system. In this lab, you have to create anEmployee class only. Employee class fields are: Employee Name, Employee ID, andEmployee Gender. The member…Simple Student Management System Build the following app using Python Tkinter library. Using this app, user can • add student information • view all students • search student(s) by name • remove student by id Add • First name, last name, date of birth cannot be blank while adding a specific student information. • However major can be blank, which gets set to "Undefined" if left out blank. • Student Id is automatically generated by the program (ex: 1001, 1002, 1003, 1004 ….) If the user keeps a mandatory field blank (ex: First name) and presses "Add Student" button, it displays the following message box: first name is required If the user successfully enters all the necessary information and presses the "Add Student" button, it displays the following confirmation message box: student added View All When the user presses the "View All" button, it displays all the student’s information (Id, First name, Last name, Date of birth, and Major) in a nice formatted way. Example below: • Must…
- A c++ code that performs a search for a specific employee and returns the employee ID if found and 0 if not: int findEmployeeById(Employee list[], int size, int myId)Computer Science Javascript populateSelectMenu function The function populateSelectMenu should exist. The function populateSelectMenu should return undefined if it does not receive users data. The function populateSelectMenu selects and returns the select menu. The function populateSelectMenu receives the option elements from createSelectOptions and appends them to the select element.Enter code You may use the Captures property of a Match object's Groups property to get the captures gathered from a regular expression that employs a named group. An example makes this easy to understand. The code that follows returns all of the dates and ages found in a string, correctly grouped, using one of the regular expressions from the previous section:
- Assign pizzasInStore's first element's numCalories with the value in pizzasInStore's second element's numCalories. #include <stdio.h>#include <string.h> typedef struct Pizza_struct { char pizzaName[75]; int numCalories;} Pizza; int main(void) { Pizza pizzasInStore[2]; scanf("%s", pizzasInStore[0].pizzaName); scanf("%d", &pizzasInStore[0].numCalories); scanf("%s", pizzasInStore[1].pizzaName); scanf("%d", &pizzasInStore[1].numCalories); /* Your code goes here */ printf("A %s slice contains %d calories.\n", pizzasInStore[0].pizzaName, pizzasInStore[0].numCalories); printf("A %s slice contains %d calories.\n", pizzasInStore[1].pizzaName, pizzasInStore[1].numCalories); return 0;} I tried 10 time but I cant solve it so please help meAp is of the Apple type, and the only values it may be assigned (or contain) are those described by the enumeration. This, for example, ap = Apple.RedDel; Create codeComplete the following tasks:a. Design a class named Cake. Data fields include two string fields for cake flavor and icing flavor and numeric fields for diameter in inches and price. Include methods to get and set values for each of these fields. Create the class diagram and write the pseudocode that defines the class.b. Design an application that declares two Cake objects and sets and displays their values.c. Design an application that declares an array of 250 Cake objects. Prompt the user for data for each Cake, then display all the values.