Case 4 the SQL Query Language Provides a Collection of Special

question 158

Multiple Choice

Case 4 The SQL query language provides a collection of special command words called SQL keywords. With these keywords, SQL can be used to specify the action that should be carried out in the database. People want to know if CDs of their favorite artists are available at WebMusic, and if they can buy them for the discount price of less than $10.00. In SQL, search operators such as AND, OR, and NOT can be used to perform the queries. What are these operators referred to as?

• A) Boolean operators
• B) join operators
• C) parameter operators
• D) SQL operators

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Definitions:

Sunk Costs

Expenses that have already been incurred and cannot be recovered.

Opportunity Costs

The cost of opting for one choice over another, representing the benefits missed out on when choosing one alternative over another.

Taxes

Compulsory financial charges or levies imposed by a government on individuals, corporations, and transactions to fund public expenditures.

Capital Investment

Funds invested in a business or project with the expectation of generating income or profit over the long term.