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Exam 8: Advanced Collections

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Question 31

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In C#, the string type allows individual characters to be accessed using a(n) ____________ with the [ ].

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Question 32

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Which of the following segments of code will display the first row of a two dimensional array?

A) for (int i = 0; i   Console.Write(anArray[0, i] + "\t") ;
B) for (int i = 0; i   Console.Write(anArray[0, i] + "\t") ;.
C) for (int i = 0; i   Console.Write(anArray[i, 0] + "\t") ;
D) for (int i = 0; i   Console.Write(anArray[i, 0] + "\t") ;.

E) A) and D)
F) A) and C)

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Question 33

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The property ____________ returns the number of dimensions of the array.

BinarySearch( ) is ____.

One of the properties of the ArrayList class is ____.  It Gets or sets the number of elements that the ArrayList can contain.

C# is a row major language, which means you specify the column index ____________ when you reference elements in a two-dimensional array.

string [ , ] name = new string [2, 3] {{"Alex", "Ben", "Cay"}, {"Jose", "Tyne", "Yin" }}; Looking above, what does name[0, 1] reference?

With C#, you are limited to 10 dimensions for multi-dimensional arrays.

The major requirement when working with arrays is the fact that all data values placed in an array must be of the ____________.

Like traditional arrays, indexes of ArrayList objects are ____________.

____________ class represents a simple last-in-first-out (LIFO) collection of objects.

With a two dimensional array, when the number of columns in the rows differs, a jagged array can be created.

Collection classes are classes that enable you to store and retrieve various groups of objects.

For a two-dimensional array, values are stored ____________ using a row major format.

Normally you will want to use two integral values to reference individual elements in a two-dimensional array. If you use just one integral value, you get all of the values for that row.

string sValue = "Life is about choices"; String [ ] sn = sValue.Split(' ') ; After the above segment of code is executed, where is "choices" stored?

The string method that retrieves part of a string from a string argument is ____.

C# uses a row major format for accessing arrays, which means that the elements are printed in rows. Every entry in the first column is printed before moving to the second column.

A two dimensional array is accessed much like you access cells in a spreadsheet.

Which method in the string class might be useful to create a table with values number aligned?