If All Went Well During the Prepare Phase of the Two-Phase

question 27

Multiple Choice

If all went well during the prepare phase of the two-phase commit, then during the commit phase ____.

• A) only the site issuing the update request writes the update to its database
• B) all of the involved sites write the update to their logs
• C) all of the involved sites write the update to their databases
• D) all of the sites except the site issuing the update request write the update to their logs
• E) all of the sites except the site issuing the update request write the update to their databases

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Definitions:

Brain and Spinal Cord

Central components of the nervous system, with the brain responsible for processing information and the spinal cord for transmitting information to and from the brain.

Efferent Neurons

Nerve cells that carry neural impulses away from the central nervous system toward muscles or glands to trigger a response or action.

Afferent Neurons

Sensory neurons that relay information from the sense organs toward the brain.

Nerve Impulses

The electrical signals that travel along the nerves, enabling communication between the brain and the rest of the body.