Which one of the following character testing methods would you use to determine if a character is a number in the range 0 through 9?

In the header of a for loop, which expression should not end with a semicolon?

In C#, you declare a reference parameter by writing the ____________ keyword before the parameter variable’s data type.

Virtually all operating systems follow the same set of rules for naming files.

When using the debugger, which command lets you immediately execute all remaining statements inside the current method, and return to the method’s caller?

Which one of the following statements assigns the value 40 to the first element in an array of integers named values?

Which one of the following statements is not a valid array declaration?

Assume the following declarations:enum Days { Mon, Tue, Wed, Thur, Fri, Sat };Days day1 = Days.Tue;Days day2 = Days.Thur;The following Boolean expression is valid:day1 < Days.Mon

What special value are the elements of an array of reference type objects equal to by default?

Suppose you set a breakpoint inside a method named X. When you reach a statement that calls method X, the Step Over command will stop at the breakpoint.