A(n) ________ Prevents Another Transaction from Reading and Therefore Updating

question 62

Multiple Choice

A(n) ________ prevents another transaction from reading and therefore updating a record until it is unlocked.

• A) record controller
• B) exclusive lock
• C) authorization rule
• D) shared lock

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Definitions:

Certain Knowledge

Knowledge that is absolutely sure, indubitable, and beyond any possibility of doubt.

Descartes

René Descartes, a French philosopher, mathematician, and scientist, known for his statement "Cogito, ergo sum" (I think, therefore I am).

Astronomical Theory

A scientific theory or set of principles that aims to explain phenomena observed in astronomy, such as the motions of celestial bodies or the evolution of the universe.

Sunset

The time in the evening when the sun disappears below the horizon.