Database Systems MCQs – Practice Test 55 (Chapter 15)

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Download Database Systems Learning App (Android & iOS) with MCQ: "In a SQL query form, If the where clause is omitted, the predicate P is"; with answers: true, false, independent, and don't exist. Learn SQL Data Definition Quiz Questions, download Google Book (Free Chapter) for DBMS knowledge systems.

Introduction to SQL Quiz – Practice Test 55 PDF Download

MCQ 271: In a SQL query form, If the where clause is omitted, the predicate P is:

False
TRUE
Independent
Don't exist

MCQ 272: The natural join operation can be added after the clause:

Select clause
From clause
Define clause
Where clause

MCQ 273: SQL allows a subquery expression to be used in the:

Select clause
From clause
Where clause
Define clause

MCQ 274: Retaining duplicates is important in computing a/an:

Average
Min
Min
Count

MCQ 275: The form of the alter table command is:

alter r add A D;
modifytable r add A D;
alter table r add A;
modify r add A D;

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