Audio Files for the Web Often Use File _____ Techniques To

question 23

Multiple Choice

Audio files for the web often use file _____ techniques to reduce the size of the file, though they can also diminish the sound quality.

• A) validation
• B) compression
• C) amplification
• D) merging

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Definitions:

Recessional Moraine

A ridge of debris deposited at the point of furthest retreat of a glacier or ice sheet.

Continental Ice Sheet

A vast expanse of ice covering a large portion of a continental area, often thousands of kilometers wide and extremely thick.

Teardrop-Shaped Hills

Elongated hills formed by the erosion of underlying soft rock covered by a harder rock cap, often found in arid climates.

Hanging Valley

A glacial valley whose mouth is higher than the bottom of a larger glacially carved valley it joins.