​Which Command Will Create an Index

question 61

Multiple Choice

​Which command will create an index?

• A) ​CREATE INDEX indexname IN tablename (columnname)
• B) ​CREATE INDEX indexname REFERENCE (columnname)
• C) ​CREATE INDEX indexname ON tablename (columnname)
• D) ​CREATE INDEX indexname INCREMENT BY (columnname)

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Definitions:

Blastula

An early stage of embryonic development in animals, characterized by a spherical layer of cells (blastomeres) surrounding a fluid-filled cavity (blastocoel).

Morula

An early embryo consisting of a solid ball of cells.

Gastrula

A three-layered embryo formed by the process of gastrulation.

Acrosomal Net

A structure in certain sperm cells, derived from the acrosome, that plays a role in fertilization by penetrating the egg's outer layers.