Exam 8: Advanced Data Handling Techniques

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When mathematicians use a two-dimensional array, they often call it a ____ or a table.

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B

Every time you add a new record to a linked list, you search through the list for the correct ____ location of the new record.

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C

Describe how you access a two-dimensional array value using two subscripts.

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You access a two-dimensional array value using two subscripts, in which the first subscript represents the row and the second one represents the column.

Two-dimensional arrays are never actually required in order to achieve a useful program.

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The ____ is often used as a statistic in many cases because it represents a more typical case.

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Discuss how you declare one-dimensional and two-dimensional arrays.

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A(n) ____________________ is a list of instructions that accomplishes a task.

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When records are in ____ order, they are arranged one after another on the basis of the value in a particular field.

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When you learn a method like sorting, programmers say you are learning a(n) ____.

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In a ____, items in a list are compared with each other in pairs.

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List and describe the general rules for sorting an array with a bubble sort.

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If you are performing a(n) ____________________ bubble sort, then after you have made one pass through the list, the largest value is guaranteed to be in its correct final position at the bottom of the list.

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When you store data records, they exist in ____.

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An insertion sort is another name for a bubble sort.

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As pages in a book have numbers, computer memory and storage locations have ____.

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A bubble sort is sometimes called a ____.

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Match each term with a statement below.
The value of the middle item when the values are listed in order
ascending order
A "real" order for storage
physical order
A virtual order based on any criterion you choose
descending order
Correct Answer:
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Premises:
Responses:
The value of the middle item when the values are listed in order
ascending order
A "real" order for storage
physical order
A virtual order based on any criterion you choose
descending order
The arithmetic average
table
Algorithm
logical order
Arranging records from highest to lowest value within a field
addresses
Used to identify computer memory and storage locations
a list of instructions that accomplish a task
A two-dimensional array
sequential order
Arranging records one after another based on the value in a particular field
mean
Arranging records from lowest to highest value within a field
median
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A common method of accessing records in logical order is to use a(n) ____________________.

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When a record is removed from an indexed file, it has to be physically removed.

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The ____ is skewed by a few very high or low values.

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