In the Two-Phase Locking Protocol

question 35

Multiple Choice

In the two-phase locking protocol:

• A) A transaction only acquires a lock after the previously acquired lock has been released
• B) A transaction acquires locks as needed. After it starts releasing locks, it does not acquire new locks
• C) A transaction acquires all needed locks at once, then releases them after completion
• D) The transaction locks the full database, then releases the locks

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Definitions:

Informative

Characterized by providing useful or interesting information.

Sole Proprietorship

A business structure in which one individual owns and operates the business, responsible for all its debts and liabilities.

State Tax Registration

The process by which a business or individual registers with a state authority to collect, report, and remit taxes as required by law.

Liability

Legal responsibility or obligation, especially for debts or damages.