A Dirty Read Is a Problem with Concurrent Processing When

question 22

True/False

A dirty read is a problem with concurrent processing when a transaction rereads data it has already read and finds modifications or deletions caused by another transaction.

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Definitions:

External Costs

Costs that are not borne by the parties involved in an economic transaction but are imposed on other individuals or society at large, such as pollution or congestion.

Coase Theorem

A principle suggesting that if transaction costs are low, private bargains will efficiently resolve the allocation of resources and distribution of goods.

Zoning Ordinance

Legislation that divides an area into zones to specify allowable land uses and regulate building standards, to shape urban growth and land use.

Socially Optimal

A situation in which resources are allocated in the most efficient manner from the perspective of society as a whole.