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SQL Data Types and Schemas Multiple Choice Questions PDF p. 5

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SQL Data Types and Schemas Questions and Answers MCQs

MCQ: Many current-generation database applications need to store photographs, or of the order megabytes and gigabytes using

Large-index type
Large-object type
Large-location type
Large-locator type

MCQ: If the SQL query results in an error, the database system stores an error diagnostic in the SQL

Communication area variables
Connection area variables
SQL area variables
Programming area variables

MCQ: The term that is considered as a basis for most robust authentication schemes, is said to be

Identification
Registration
Encryption
Refine information

MCQ: To specify duplicate retention, we can use the keyword in place of distinct, which is

Select distinct
Duplicate
Whole
All

MCQ: A relation is conceptually a set, the tuples of the result of a query are in some

Physical order
Random order
Fixed physical order
NO order