What Concurrent Processing Problem Occurs When a Transaction Rereads Data

question 5

Multiple Choice

What concurrent processing problem occurs when a transaction rereads data and finds new rows that were inserted by a different transaction since the prior read?

• A) Nonrepeatable reads
• B) Phantom reads
• C) Dirty reads
• D) Serialized reads
• E) Unlocked reads

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Definitions:

National Government Supremacy

The principle that the federal or national government has predominant power and authority over regional or state governments, especially in legislative matters.

Commerce Among States

The regulation of trade and business across state lines, often governed by federal law in contexts such as the United States.

Gibbons v. Ogden

A landmark Supreme Court case in 1824 that clarified the scope of the U.S. Congress's legislative power over interstate commerce.

Judicial Review

The power of courts to assess whether a law, policy, or executive action is in conflict with the Constitution.