Which of the Following About SQL Is Incorrect

question 39

Short Answer

Which of the following about SQL is incorrect?
A. SQL is a language designed to query data in a relational database.
B. SQL is based on relational algebra and allows a user to query and update the database.
C. SQL is very user-friendly.
D. SQL uses SELECT statement to tell the query which columns (or attributes) of a table should be included in the query.

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Definitions:

Accrued Interest

Interest that has been earned but not yet paid, recognized as an asset or liability prior to the exchange of cash.

Social Security

A government program that provides financial assistance to individuals during retirement, disability, or upon the death of a breadwinner.

Medicare

A federal health insurance program in the United States for people who are 65 or older, certain younger people with disabilities, and people with End-Stage Renal Disease.

Federal Income Tax

A tax levied by the government on the annual earnings of individuals, corporations, trusts, and other legal entities.