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Question ID 1732

A SELECT statement can be used to perform these three functions:
1.    Choose rows from a table.
2.    Choose columns from a table.
3.    Bring together data that is stored in different tables by creating a link between them.
Which set of keywords describes these capabilities?
 

Option A

A.    intersection, projection, join
 

Option B

B.    selection, projection, join
 

Option C

C.    difference, projection, product
 

Option D

D.    selection, intersection, join

 

Option E

E.    difference, projection, join

Correct Answer B
Explanation


Question ID 1733

Evaluate the SQL statement
DROP TABLE DEPT;
Which four statements are true of the SQL statement? (Choose four.)
 

Option A

A.    All synonyms based on the DEPT table are deleted.

 

Option B

B.    All indexes based on the DEPT table are dropped.

Option C

C.    All views based on the DEPT table are deleted.

 

Option D

D.    All pending transactions are committed.
 

Option E

E.    You cannot roll back this statement.
 

Option F

F.    All data in the table is deleted, and the table structure is also deleted.

Correct Answer B,D,E,F
Explanation

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