Database Systems Practice Test 10

Database Users and Administrators MCQ (Multiple Choice Questions) PDF - 10

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Database Users and Administrators Questions and Answers PDF Download: Quiz 10

MCQ 46: Storage structure and defining access-method, is the job done by

A) Database system

B) Database Manager

C) Database administrator

D) Database users

MCQ 47: The relational algebra operation that return rows of the input relation that satisfy the predicate, is known as

A) Projection

B) Selection

C) Natural join

D) Union operation

MCQ 48: The command that is used to add attributes to an existing relation, is said to be

A) Alter

B) Modify

C) Tailor

D) Eliminate

MCQ 49: There are some restrictions on the recursive query in a recursive view, the query should be

A) Increased and decreasing

B) Stable

C) Static

D) Monotonic

MCQ 50: The SQL structures permitted in the host language constitute

A) Embedded SQL

B) Prepared SQL

C) Structured SQL

D) Processed SQL

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