IBM
P2090-050 · Question #32
P2090-050 Question #32: Real Exam Question with Answer & Explanation
Sign in or unlock P2090-050 to reveal the answer and full explanation for question #32. The question stem and answer options stay visible for context.
Question
When creating a table, you can specify a column constraint for each individual column of either "NULL" or "NOT NULL". When column values are later evaluated within a query statement, which of these is true?
Options
- A0 is equal to null, the empty string ( '' ) is equal to null.
- B0 is equal to null, the empty string ( '' ) is not equal to null.
- C0 is not equal to null, the empty string ( '' ) is equal to null.
- D0 is not equal to null, the empty string ( '' ) is not equal to null.
Unlock P2090-050 to see the answer
You've previewed enough free P2090-050 questions. Unlock P2090-050 for full answers, explanations, the timed quiz mode, progress tracking, and the master PDF. Question stem and options stay visible so you can still see what's on the exam.