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SQL Database Interview Questions and Answers PDF

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The MCQ: Attributes in the group by clause having tuples with the same value are placed in; "SQL Database Interview Questions and Answers" App Download (Free) with answers one group, two groups, multiple groups and no groups for computer science online programs. Study sql database interview questions and answers quiz questions, download Amazon eBook (Free Sample) for top online computer science programs.

SQL MCQs: SQL Database Interview Questions and Answers PDF Download

MCQ 1: Attributes in the group by clause having tuples with the same value are placed in

A) One group
B) Two groups
C) Multiple groups
D) No groups

MCQ 2: Aggregate functions can be applied over a group of sets of tuples instead of just single tuple by using the clause

A) By Grouped clause
B) Group by clause
C) Merge clause
D) Sync clause

MCQ 3: The aggregate function count of an empty collection is said to be

A) Always unity
B) 0
C) Infinite
D) Unknown

MCQ 4: Built-in aggregate functions defined by SQL, ignore null values for their input collection, except the

A) Sum
B) Avg
C) Min/max
D) Count(*)

MCQ 5: The attributes specified in the group by clause of the SQL statement, are used to form

A) A single value
B) Multiple values
C) Groups
D) Multiple relations

Practice Tests: SQL Exam Prep

SQL Database Interview Questions and Answers Learning App & Free Study Apps

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SQL Database Interview Questions and Answers App (Android & iOS)

SQL Database Interview Questions and Answers App (Android & iOS)

DBMS App (Android & iOS)

DBMS App (Android & iOS)

Digital Image Processing App (Android & iOS)

Digital Image Processing App (Android & iOS)

Digital Logic Design App (Android & iOS)

Digital Logic Design App (Android & iOS)