Database Systems Competitive Exam MCQs – Mock Test 251

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Database Languages MCQs – Mock Test 251 PDF Download

MCQ 1251: The DMLs type that requires a user to specify how to get the specified data, is known as:

Subjective DML
Procedural DML
Definitive DML
Declarative DML

MCQ 1252: When a user submits an SQL query, from using an index, the SQL query processor uses the:

Relation
Query
Index
locator

MCQ 1253: The level of abstraction that describes what data is stored in the database, and its relationships, is known as:

Virtual level
View level
Physical level
Logical level

MCQ 1254: Analysis tools precompute summaries of very large amounts of data, in order to give:

Queries response
Data access
Authorization
Consistency

MCQ 1255: To obtain all tuples of the result, the program must contain a:

Iterator
Loop
Exception
Criteria

Database Systems Notes App & eBook – Database Languages Competitive Exam

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