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Which Transact-SQL statement or statements should you use?

You develop a Microsoft SQL Server 2012 database.
You need to create and call a stored procedure that meets the following requirements:
Accepts a single input parameter for CustomerID.
Returns a single integer to the calling application.
Which Transact-SQL statement or statements should you use? (Each correct answer presents part of
the solution. Choose all that apply.)

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A.
CREATE PROCEDURE dbo.GetCustomerRating @Customer INT, @CustomerRatIng INT OUTPUT
AS
SET NOCOUNT ON SELECT @CustomerRating = CustomerOrders/CustomerValue
FROM Customers WHERE CustomerID = @CustomerID
RETURN
GO

B.
EXECUTE dbo.GetCustomerRatIng 1745

C.
DECLARE @customerRatingBycustomer INT
DECLARE @Result INT
EXECUTE @Result = dbo.GetCustomerRating
1745
, @CustomerRatingSyCustomer

D.
CREATE PROCEDURE dbo.GetCustomerRating @CustomerID INT, @CustomerRating INT OUTPUT
AS
SET NOCOUNT ON
SELECT @Result = CustomerOrders/CustomerValue
FROM Customers WHERE CustomerID = @CustomeriD
RETURN @Result
GO

E.
DECLARE @CustomerRatIngByCustcmer INT
EXECUTE dbo.GetCustomerRating @CustomerID = 1745,
@CustomerRating = @CustomerRatingByCustomer OUTPUT

F.
CREATE PROCEDURE dbo.GetCustomerRating
@CustomerID INT
AS
DECLARE @Result INT
SET NOCOUNT ON
SELECT @Result = CustomerOrders/CustomerVaLue
FROM Customers
WHERE Customer= = @CustomerID
RETURNS @Result

11 Comments on “Which Transact-SQL statement or statements should you use?

  1. Peterka_P says:

    In ‘d’ the variable ‘@Result’ is not declared, syntax error – wrong answer;
    In ‘f’ the ‘RETURNS’ keyword is forbidden – syntax error;

    The ‘a’ is correct answer for creating stored procedure, and its just one of two correct answers.

    In ‘b’ procedure is invoked with only one parameter – wrong;
    In ‘c’ – it won’t work.

    The ‘e’ is correct BUT there is one misspelled word – should be ‘@Customer = 1745’ instead of ‘@CustomerID = 1745’. If this invoke parameter is changed it works like a charm.

    Also as far as I remember, if procedure has declared variable as output, then when invoking this procedure you also should include the output keyword.

    In my opinion, answers ‘A’ and ‘E’ are correct.




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  2. Patty says:

    A and E, just there are many spelling mistakes; here is without them:
    — A
    CREATE PROCEDURE dbo.Getcustomerrating @CustomerID INT,
    @CustomerRating INT OUTPUT
    AS
    SET NOCOUNT ON

    SELECT @CustomerRating = CustomerOrders / CustomerValue
    FROM Sales.Customers
    WHERE CustomerID = @CustomerID

    RETURN

    GO
    — E
    DECLARE @CustomerRatingByCustomer INT

    EXECUTE dbo.Getcustomerrating
    @CustomerID = 1745,
    @CustomerRating = @CustomerRatingByCustomer OUTPUT




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