Database Management Systems MCQ with Answers

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Is null or NOT like ?*[! a - z]*?

Is null or NOT like ?*[a - z ]*?

Is null or NOT like ?*![a - z]*?

Is null or NOT like ?[! a - z]?

Is Null or Not Like ?*[ ! 0 - 9 ]*?

Is Null or Not Like ?[! 0 - 9]?

Is Null or Not Like ?*[0 - 9]*?

Is Null or Not Like ?*[!0-9]*?

Is Null or > = 0

Is Null or Positive

Is Null or < 0

Is Null or = ?+?