Efficient Database Structures Will Be Beneficial Only If Queries and the Underlying

question 61

True/False

Efficient database structures will be beneficial only if queries and the underlying database management system are tuned to properly use the structures.

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Definitions:

Eudicot Root

Eudicot Root refers to the root structure of eudicots, which are a major group of flowering plants characterized by having two seed leaves, or cotyledons, and a branching root system.

Vascular Cylinder

The central core of a plant's root, containing the vascular tissue (xylem and phloem) which transports water, nutrients, and sugars.

Pericycle

Layer of cells surrounding the vascular tissue of roots; produces branch roots.

Companion Cell

Plant cell in the vascular tissue of plants that metabolically supports the conducting cells of the phloem.