1- A programmer wants to create an array that will hold 10 strings. Which of the following lines is the correct way of doing so?

A. String a = new string[9][];

B. String[] a = new string[10];

C. String[] a = new string[9];

D. String a = new string[10][];

2- Arrays may have __________ dimensions.

A. one

B. two

C. more than two

D. All of the above

3- To receive arguments of varying length for a method, the programmer can use the __________ keyword in the method declaration.

A. params

B. args

C. string

D. array

4- An array stores a number of items. Each individual variable in the group is referred to as a(n):

A. element.

B. index.

C. length.

D. initial value.

5- Using LINQ against data stored in arrays such as a list is called:

A. LINQ to SQL.

B. LINQ to XML.

C. LINQ to Objects.

D. LINQ to Lists.

6- When writing a LINQ query, the compiler can infer the query’s data type by using the __________ keyword to declare a variable.

A. var

B. from

C. select

D. orderby

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