Author Question: To create a MySQL index using SQL, the correct SQL statement is ________. A) ALTER TABLE ... (Read 84 times)

jjjetplane · **on:** Jul 7, 2018

To create a MySQL index using SQL, the correct SQL statement is ________.

A) ALTER TABLE TableName ADD INDEX IndexName
B) ALTER TABLE TableName INSERT INDEX IndexName
C) CREATE INDEX IndexName ON TABLE TableName
D) Both A and C are correct

Question 2

Which of the following is not true about document type declarations for XML documents?

A) They are not required.
B) They are required for type-valid documents.
C) They cannot be contained inside the XML document.
D) Storing the DTD externally allows many documents to be validated against the same DTD.