C# Chapter 3 Part 2
public static int Abs(int)
Which of the following would be a valid call to the above method?
answer = Math.Abs(-23)
A method used to convert from one base type to another is ____.
Convert.ToDouble( )
Which of the following is NOT a parameter type?
in
An advantage of using named parameters is: ____.
you can send in values through using the names of the parameters instead of having to worry about getting the exact order
Which of the following methods are not overloaded?
ReadLine( )
All programs consist of at least one ____________.
method
One option to holding the screen at the end of a program is to invoke Console.Read( ). Another option is to call ____________. It obtains the next character or function key from the user.
ReadKey( )
Every method that has a return type other than ________ must have a return statement in the body.
void
The return keyword may not be included with a non-value returning method (void method).
True or False
False
The ____ parameter type cannot be used unless the original argument is initialized before it is sent to the method.
ref
Which of the following is a user-defined method?
Main( )
In order to call or invoke a nonvalue-returning method, enter the ____.
method's identifier followed by list of arguments
method's identifier followed by list of arguments
returnType
Calls to ____________ methods must be placed at a location in your code where the value could be accepted when the method is finished.
value-returning
When you assign a default value to a parameter, it then becomes a(n) ____________ parameter.
optional
The term ____________ is often used to indicate where an identifier has meaning and can be used
scope
In order to indicate a value is constant and cannot be changed, the keyword constant is added.
True or False
False
A standard convention used by C# programmers is to use Pascal case style for class, data member identifiers, and method identifiers.
True or False
False
public static void Main( )
The return type for the method above is ____.
void
WriteLine("Final Grade = {0:N2}", CalculateGrade(90, 75, 83));
In the statement above, CalculateGrade(90, 75, 83) is ____.
a method call
Method names should be defined with meaningful names using ____.
verb phrases
____________ is used to indicate that no value is being returned from a method.
void
The definition for a method includes just the heading. The signature includes the heading and the body of the method.
True or False
False
WriteLine("Final Grade = {0:N2}", CalculateGrade(90, 75, 83));
The {0:N2} above indicates the ____.
first argument should display two digits to the right of the decimal
When naming a(n) ____________, use an action verb phrase.
method
The Console class is defined in the System namespace.
True or False
True
In order to hold the screen when the program runs, programmers often add ReadKey( ) as a last statement.
True or False
True
The Math class has a number of static methods located in the ____ namespace.
System