C# programming question 3. What do these 2 errors mean and how to fix them! File Edit View Git Project Build--YBForm1.cs x Form1.cs [Design]"CClassicBookSelector21222324252627282930313233343536373839404142434445-489 %Error ListEntire SolutionBError List OutputReady40°FCloudyx 2{Debug Test Analyze ToolsAny CPUDebugΔΟClassicBookSelector.Form1//creating point object to get the cursor positionPoint pointint indexlistBox1.PointToClient (Cursor. Position);Extensions Window HelpStart --//code for listBox1 MouseLeave Event1 referenceprivate void ListBox1_MouseLeave(object sender, EventArgs e){//set label2. Text is emptyLabel2.Text = "";}//code for listBox1_SelectedIndexChanged()1 referenceprivate void listBox1_SelectedIndexChanged(object sender, EventArgs e){ListBox1.IndexFromPoint (point);//checking index value is lesser than zero//if yes, return"if (index < 0) return;//displaying the message using label while hovering the listboxLabel2.Text = "Here is the short things about it" = Environment. NewLine = displayMessage[index];this.BackColor = Color.Orange;else if (listBox1.SelectedIndex % 5 == 2)this. BackColor = Color. Red;G<2 Errors A0 Warnings 06 Messageslabel1.Text = brief Synopsis [listBox1.SelectedIndex];//selecting each element of the listbox, back color of the form should changeif (listBox1.SelectedIndex %.5 == 0)Code DescriptionCS0131 The left-hand side of an assignment must be a variable, property or indexerCS0200 Property or indexer 'Environment.NewLine' cannot be assigned to -- it is readonly.RBuild IntelliSenseProjectSearch (Ctrl+Q)O SearchClassicBookSelectorClassicBookSelector的认识。listBox1_MouseHover(object sender, EventArgs e)FileForm1.csForm1.cs▸Ln: 29P29Classic BookSeleCh: 107SPC CRLF- 4xхP-Search Error ListLine Suppression StateActive29ActiveA↑ Add 7o redeemPaper Use code: RWDWSYZ9SHF$10 REWARDnceisesExercises2ExercisesProgramming ExercisesCreate a project named WordsOfWisdom with a Form containing at least fourLabels that hold "wise" quotes of your choice. When the program starts, thebackground color of the Form and each Label should be black. When the user passesa mouse over a Label, change its BackColor to white, revealing the text of the quote.641Create a project named RecentlyVisitedSites that contains a Form with a list ofthree LinkLabels that link to any three Web sites you choose. When a user clicks aLinkLabel, link to that site. When a user's mouse hovers over a LinkLabel, display abrief message that explains the site's purpose. After a user clicks a link, move the mostrecently selected link to the top of the list, and move the other two links down, makingsure to retain the correct explanation with each link.3. Create a project named ClassicBookSelector that contains a Form with a ListBoxthat lists at least five classic books that you think all educated people should have read.When the user places the mouse over the ListBox, display a Label that contains ageneral statement about the benefits of reading. The Label disappears when the user'smouse leaves the ListBox area. When the user clicks a book title in the ListBox,display another Label that contains a brief synopsis of the specific book. Also, changethe BackColor of the Form to a different color for each book.4. Locate an animated .gif file on the Web. Create a project named Animated with aForm that contains a PictureBox. Display three different messages on a Label-onewhen the user's mouse is over the PictureBox, one when the mouse is not over thePictureBox, and one when the user clicks the PictureBox.5. Create a project for a sandwich shop. The project, named SalsSandwiches, allowsa user to use a ListBox to choose a type of sandwich from at least four choices (forexample, Roast beef). When the user selects a sandwich type, the program shoulddisplay a second ListBox that contains at least three types of bread (for example,Whole wheat). After the user selects a bread type, the program should display a thirdListBox with at least three choices for additions (for example, Lettuce). Display amessage on a Label that lists all the chosen options, and make the bread and additionsListBoxes invisible. If the user makes a new selection from the first ListBox with theselection is chosen, the additions option becomes available again.main sandwich choices, the bread option becomes available again, and if a new bread

Please refer below for your reference: The two errors are following: 1) The left hand side should be…

File Edit View Git Project Build 1 Form1.cs x Form1.cs [Design] ClassicBookSelector 21 22 23 24 25 26 27 28 89% 29 38 31 32 33 34 35 36 37 38 39 48 电 2 Error List 40 41 42 43 45 Entire Solution Error List Output Ready { 40°F Cloudy -- Debug Debug 2 ΔΟ Test Any CPU Analyze Tools og Classic BookSelector.Form1 //creating point object to get the cursor position Point point = ListBox1.PointToClient (Cursor. Position); int index = listBox1.IndexFromPoint (point); //checking index value is lesser than zero //if yes, return if (index < 0) return; Extensions Window Start-- //set label2. Text is empty Label2.Text = ""; 2 Errors ·} //code for listBox1 MouseLeave Event 1 reference private void listBox1_MouseLeave(object sender, EventArgs e) { //displaying the message using label while hovering the listbox Label2.Text = "Here is the short things about it" = Environment. Newline //code for listBox1_SelectedIndexChanged() 1 reference private void listBox1_SelectedIndexChanged(object sender, EventArgs e) { Code Description CS0131 The left-hand side of an assignment must be a variable, property or indexer CS0200 Property or indexer 'Environment.NewLine' cannot be assigned to -- it is read only. Help Search (Ctrl+Q) 上写习习习, 0 Warnings 6 Messages 7 Build+ IntelliSense Project label1.Text = brief Synopsis [listBox1.SelectedIndex]; //selecting each element of the listbox, back color of the form should change if (listBox1.SelectedIndex.5 == 0) this.BackColor = Color.Orange; else if (listBox1.SelectedIndex 5 == 2) this.BackColor = Color. Red; Search ClassicBookSelector ClassicBookSelector listBox1 MouseHover(object sender, EventArgs e) displayMessage [index]; File Form1.cs Form1.cs A Ln: 29 Ch: 107 Search Error List Classic Be 29 SPC Line Suppression State 29 Active Active

7th Edition

ISBN:9780133594140

Author:James Kurose, Keith Ross

Publisher:James Kurose, Keith Ross

Chapter1: Computer Networks And The Internet

Section: Chapter Questions

Problem R1RQ: What is the difference between a host and an end system? List several different types of end...