Which of the following SQL statements is a correctly stated ...

[Jramos095]

Which of the following SQL statements is a correctly stated correlated subquery?
 
  A) SELECT C1.CustName, C1.SalesRepNo
  FROM CUSTOMER C1
  WHERE C1.SalesRepNo IN
   (SELECT S1.SalesRepNo
   FROM SALESREP S1
   WHERE S1.RepName = 'Smith');
  B) SELECT C1.CustName, C1.SalesRepNo
  FROM CUSTOMER C1
  WHERE C1.SalesRepNo IN
   (SELECT S1.SaleRepNo
   FROM SALESREP S1
   WHERE S1.RepName = 'Smith')
   AND C1.SalesRepNo=S1.SalesRepNo);
  C) SELECT C1.CustName, C1.SalesRepNo
  FROM CUSTOMER C1
  WHERE C1.SalesRepNo IN
   (SELECT S1.SaleRepNo
   FROM SALESREP S1
   WHERE S1.RepName = 'Smith')
   AND C1.SalesRepNo<>S1.SalesRepNo);
  D) SELECT C1.CustName, C1.SalesRepNo
  FROM CUSTOMER C1
  WHERE C1.SalesRepNo IN
   (SELECT C2.SaleRepNo
   FROM CUSTOMER C2
   WHERE C1.SalesRepNo=C2.SalesRepNo);
   AND C1.OrderNo<>C2.OrderNo);

Question 2

SQL Server security roles provide a simple way to control user privileges in a database.
 
  Indicate whether the statement is true or false

[chloejackso]

Answer to Question 1

D

Answer to Question 2

TRUE

[Jramos095]

Gracias!

[sultansheikh]

Excellent