Case 10-2 Melissa Helps You Figure Out How to Use

question 98

Multiple Choice

Case 10-2 Melissa helps you figure out how to use the OleDbDataAdapter to make a connection to a database for you. But in order to help you learn as much as you can, she wants you to begin to figure out things on your own. Which of the following is NOT a true statement Melissa can make to you about filling the DataTable object you have created?

• A) As soon as you connect to the database and fill the DataTable object, the next statement should disconnect the application from the database.
• B) To keep the maximum number of connections available, you should keep connections open only as long as necessary.
• C) After the DataTable is initialized, it must be filled using the Populate command with the data from the selected table.
• D) By using the database in disconnected form, the system resources of the computer and network are not overloaded.

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Definitions:

Lamarck

A French naturalist known for his theory of inheritance of acquired characteristics, a concept preceding Darwin's theory of natural selection.

Biogeography

Study of patterns in the geographic distribution of species and communities.

Distribution

The process by which goods get distributed or spread out across different locations, or the statistical spread of values in a dataset.

Radiometric Dating

Method of estimating the age of a rock or fossil by measuring the content and proportions of a radioisotope and its daughter elements.