What is the output of the following code? 1 using System;

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
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Alice
Bob
Cathy
David
Alice
Bob
David
David
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Transcribed Image Text:Alice Bob Cathy David Alice Bob David David Error
QUESTION 21
What is the output of the following code?
1 using System;
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3 class Students {
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using System.Collections.Generic;
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public static List<Students> list_stu = new List<Students>();
public int stu_id;
public string stu_name;
private double stu_GPA;
}
public Students (int stu_id, string stu_name, double stu_GPA) {
this.stu_id = stu_id;
this.stu_name = stu_name;
this.stu_GPA = stu_GPA;
list_stu.Add(this);
}
public double checkGPA () {
return this.stu_GPA;
class MainClass {
public static void Main (string[] args) {
Students s1 = new Students (stu_id:111,
Students s2 = new Students (stu_id: 222,
Students s3 = new Students (stu_id: 333,
Students s4 = new Students (stu_id: 444,
}
foreach (Students stu in Students. list_stu) {
if (stu.stu_GPA> 3.5) {
Console.WriteLine(stu.stu_name);
}
stu_name: "Alice", stu_GPA: 3.6);
stu_name: "Bob", stu_GPA: 3.4);
stu_name:"Cathy", stu_GPA: 3.7);
stu_name: "David", stu_GPA: 3.8);
}
Transcribed Image Text:QUESTION 21 What is the output of the following code? 1 using System; 2 3 class Students { 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 } 19 20 21 22 23 24 25 26 using System.Collections.Generic; 27 28 29 30 31 32 33 } public static List<Students> list_stu = new List<Students>(); public int stu_id; public string stu_name; private double stu_GPA; } public Students (int stu_id, string stu_name, double stu_GPA) { this.stu_id = stu_id; this.stu_name = stu_name; this.stu_GPA = stu_GPA; list_stu.Add(this); } public double checkGPA () { return this.stu_GPA; class MainClass { public static void Main (string[] args) { Students s1 = new Students (stu_id:111, Students s2 = new Students (stu_id: 222, Students s3 = new Students (stu_id: 333, Students s4 = new Students (stu_id: 444, } foreach (Students stu in Students. list_stu) { if (stu.stu_GPA> 3.5) { Console.WriteLine(stu.stu_name); } stu_name: "Alice", stu_GPA: 3.6); stu_name: "Bob", stu_GPA: 3.4); stu_name:"Cathy", stu_GPA: 3.7); stu_name: "David", stu_GPA: 3.8); }
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