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Microsoft TS:MS SQL Server 2008.Business Intelligence Dev and Maintenan Sample Questions:

1. You are an ETL developer for a mortgage company. In your application you have two tables names Vendor and Loan.
Vendor
VendorID VendorName
1 VendorA
2 VendorB
3 VendorC
4 VendorD
5 VendorE
Loan
LoanNumber VendorID LoanAmount
I-100 1 120000
I-200 1 130000
I-300 2 150000
I-400 3 150000
I-500 4 160000
I-600 4 170000
I-700 5 180000
You need to build a SQL Server 2008 Integration Service (SSIS) package that meets the following requirements: The package should be able to generate the Excel files dynamically. Each file should have the vendor name as a prefix and the date as the suffix (e.g., VendorA_DDMMYYYY.xlsx). All the vendor names should be added to a variable and loop through the variable to generate and load
separate files for each vendor dynamically. Which Type of variable should you create?

A) Table
B) Int32
C) Object
D) Int64
E) String

2. You are developing a SQL Server 2008 Integration Services (SSIS) data flow that extracts data from two sources: a Mircosoft Excel sources and ADO.net. The ADO.net source is based on a SELECT statement that uses an ORDER BY clause.
The data flow is as shown in the following exhibit. (Click the Exhibit button.)
When the paths from the two sources are connected to the Merge Join component, the following error
message is displayed:
Data Flow Task: the input is not sorted. The `input "Merge Join Left Input"(48)' must be sorted.
You need to ensure that data from each query is included in each row in the data flow.
What should you do? (Each correct answer presents part of the solution. Choose two.)

A) Update the sorting properties in the ADO.net source component.
B) Replace the Merge Join transformation with a Union All transformation.
C) Add a Sort transformation for the Excel source.
D) Add an OLE DB Command transformation for each data flow.

3. You administer a SQL Server 2008 Analysis Services (SSAS) instance.
You plan to troubleshoot query performance by using a Dynamic Management View (DMV).
You need to identify query sessions that execute more than 10 commands prior to disconnecting.
Which DMV should you use?

A) Discover_Sessions
B) Discover_Commands
C) Discover_Traces
D) Discover_Connections

4. You have a SQL Server 2008 R2 Analysis Services (SSAS) solution.
You add a new Data Source View (DSV) to the solution. The DSV includes a SalesOrder table with columns for OrderTotal and CostTotal.
You need to derive the profit for each order without modifying the underlying data.
What should you do?

A) Add a Named Query to the DSV, using Select * from SalesOrder as the expression.
B) Add a Named Query to the DSV and then ass a Named Calculation to that query, using OrderTotal -CostTotal as the expression.
C) Add a Named Calculation to the SalesOrder table, using OrderTotal CostTotal as the expression.
D) Add a Named Query to the DSV, using Select *,OrderTotal CostTotal from SalesOrder as the expression.
E) Create a view, SalesProfit, as Select *, OrderTotal CostTotal as Profit from SalesOrder.
F) Create a view, SalesProfit, as Select * from SalesOrder.
G) Add a Named Calculation to the SalesOrder table, using OrderTotal + CostTotal as the expression.
H) Add a Named Calculation to the SalesOrder table, using OrderTotal,CostTotal as the expression.

5. You create a SQL Server 2008 Analysis Services (SSAS) solution. Your solution contains a time
dimension named DimTime that contains a hierarchy named Yr-Qtr-Mth.
You have a measure named Amount from a measure group named Measures.
You need to create a calculated member to display the Amount measure in the previous time period for the
current level of the Yr-Qtr-Mth hierarchy.
Which expression should you use?

A) ([Measures].[Amount],OPENINGPERIOD( [DimTime].[Yr-Qtr-Mth].FirstSibling.Level))
B) ([Measures].[Amount],[DimTime].[Yr-Qtr-Mth].PrevMember)
C) ([Measures].[Amount],[DimTime].[Yr-Qtr-Mth].FirstSibling)
D) ([Measures].[Amount],LASTPERIODS( 0,[DimTime].[Yr-Qtr-Mth].PrevMember))

Solutions: