Database Management
Accenture Technical PrimermediumDatabase Management05 Sql Select Statement

Which statement about SQL is true?

Answer options

A
Null values are displayed last in ascending sequences.
B
Null values are displayed first in ascending sequences.
C
Date values are displayed in descending order by default.
D
Column aliases cannot be used in ORDER BY.

Correct answer: Null values are displayed last in ascending sequences.

Explanation

Quick AnswerThe correct answer is Null values are displayed last in ascending sequences. because it directly addresses the core logic of Database Management.

In most RDBMS (Oracle, MySQL, PostgreSQL), NULL values appear last in ASC order (NULLS LAST by default).

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