Examlex
A surrogate key is appropriate when the primary key of a table contains a lengthy text field.
Monopolistic Competition
A market structure characterized by many firms offering products that are similar but not identical, allowing for competition based on quality, price, and marketing.
Ease Of Entry
Refers to the absence of barriers for new competitors to enter an industry or market.
Profit Maximizing
The process by which a firm determines the price and output level that returns the greatest profit.
Firm Charges
Fees or prices levied by a company for its services or products.
Q5: SQL triggers are used for providing default
Q14: Semantic objects are said to be:<br>A)Semantically self-contained.<br>B)Semantically
Q32: The DBMS creates physical records,also called blocks,on
Q36: E-R models use an identifying relationship to
Q44: Any table that meets the definition of
Q53: For a relationship to be considered a
Q79: How are one-to-one recursive relationships addressed using
Q83: Both rollforward and rollback require the use
Q92: Multivalued dependencies create anomalies so serious that
Q97: To count the number of rows in