A Lock Allows Concurrent Transactions to Access Different Rows of the Same

question 45

Multiple Choice

A lock allows concurrent transactions to access different rows of the same table.

• A)database-level
• B)table-level
• C)page-level
• D)row-level

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Definitions:

Haworth Structure

A method for depicting cyclic sugars as planar rings with hydroxyl groups and other substituents positioned above or below the plane.

α-Furanose

A form of sugar where a furan ring, a five-membered oxygen-containing ring, is present in the α-configuration, relating to the position of the substituent at the anomeric carbon.

Haworth Structure

A conventional way of representing the cyclic structure of monosaccharides with a simple three-dimensional perspective.

β-Pyranose

A cyclic form of sugar where the ring contains six atoms, one of which is an oxygen atom, and the hydroxyl group at the anomeric carbon is in the equatorial position for beta configuration.