Reference no: EM13809676

Question 1. Which of the following is a valid overloaded version of this method?
char CalculateGrade(double val1, double val2)
(Points : 5)
char CalculateGrade(int val1)
char CalculateMyGrade(int val1, double val2)
char CalculateMyGrade(double val1)
double CalculateGrade(double val1, double val2)

Question 2. Which is probably a call to an accessor method?
SetNoOfYards(double yds);
double yds = GetNoOfYards();
CarpetCalculator plush = new CarpetCalculator();
double yards = yds.calcYards();

Question 3. Which is not a valid name for a method or function?
mod1
mod 1
MyMod1
mod_1

Question 4. In Design mode, set the words that will appear in a textbox by modifying its _____ property in the Properties window.
label
font
name
text

Question 5. When the user of your fast-food ordering GUI selects the "checkBoxBurger" CheckBox, the string "Burger" should appear in the "listBoxOrder" ListBox. To implement this functionality, write _____ in the ckBoxBurger_CheckedChanged() event handler.
if
(ckBoxBurger.isChecked)
{
listBoxOrder.Items.Add("Burger");
}

if (ckBoxBurger.Checked)
{
listBoxOrder.Add("Burger");
}

if (ckBoxBurger.isChecked())
{
listBoxOrder.Text = "Burger";
}

if (ckBoxBurger.Checked)
{
listBoxOrder.Items.Add("Burger");
}

Question 6. The first time a programmer double clicks on a button object in design mode, the button's default event handler method _____ is added to the code.
Click()
Clicked()
Double_Click()
Double_Clicked()

Question 7. To pass the first and second elements of the myData array to the DisplayItems method, replace the commented line below with _____.
static void
Main()
{
int[] myData = {1,2,3,4};
//call DisplayItems
}
public static void DisplayItems(params
int[] item)
{
for (inti=0; i<item.Length; i++)
Console.Write("{0} ",item[i]);
}

DisplayItems(myData, 1, 2);
DisplayItems(myData[0],myData[1]);
DisplayItems(myData, 0, 1);
DisplayItems(myData[1],myData[2]);

Question 8. The size of an _____ can be determined when the program is written or at run time, whereas the size of an _____ must be determined when the program is written.
arraylist, array
array, arraylist
array, array class
array class, array

Question 9. Given the following declaration, what is/are the value(s) of age[1,0]?

int[,] age = { {2, 3, 6, 7},
{5, 8, 9, 4} };

2
5
5 2
2 5

Question 10. Before your C# program attempts to append data to a file, it should first _____.
callFile.Append to ensure the file can be written to.
callFile.Create() to create the file.
callFile.Exists() to make sure the file exists.
callFile.Write() to make sure the file can be written to.

Question 11.The following C# statement will _____.

Console.WriteLine(Directory.Exists(Directory.GetCurrentDirectory()));

print out "true"
print out "true" if there are files in the current directory
print out "true" if the current directory has subdirectories
throw an exception

Question 12. To print out the time and date a file called "plans.txt" was last written to, write _____.
Console.WriteLine(File.GetAccessInfo("plans.txt");
Console.WriteLine(GetAccessTime("plans.txt");
Console.WriteLine(File.GetLastWriteTime("plans.txt"));
Console.WriteLine(GetLastWriteTime ("plans.txt");