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Microsoft Transition Your MCITP: Database Administrator 2008 or MCITP: Database Developer 2008 to MCSE: Data Platform Sample Questions:

1. You administer an instance of SQL Server 2014.
You are tasked with tuning a common set of queries. You have the results of several test executions, along with query plans. The schema and the data for all database object(s) used remain unchanged between executions. The QueryTime column is defined as a computed column that uses the GETDATEO system function. The query plans and results are shown below:

You need to make an initial diagnosis of the situation, based solely on this input.
Which two statements can you make about the performance characteristics of this query? Each correct answer presents a complete solution. Choose two.

A) The queries would perform worse if the index named AccountNumber included the NameColumn.
B) The object Account is a view, joining the Account-AccountNumber and Account.PKAccount objects together.
C) The object Account is a table, with an index having a leading column of AccountNumber and a Clustered Index named PKAccount.
D) The object Account is an indexed view, with an index having a leading column of AccountNumber and a Clustered Index named PKAccount.
E) The queries would perform better if the index named AccountNumber included the Name column.
F) The queries would perform better if the index named AccountNumber included the Name and QueryTime column.

2. Which data type should you use for CustomerID?

A) varchar(11)
B) nvarchar(11)
C) bigint
D) char(11)

3. You execute usp_SelectEmployeesByName multiple times, passing strings of varying lengths to @LastName.
You discover that usp_SelectEmployeesByName uses inefficient execution plans.
You need to update usp_SelectEmployeesByName to ensure that the most efficient execution plan is used.
What should you add at line 31 of StoredProcedures.sql?

A) OPTION (KEEP PLAN)
B) OPTION (ROBUST plan)
C) OPTION (KEEPFIXED PLAN)
D) OPTION (OPTIMIZE FOR UNKNOWN)

4. You are creating a database that will store usernames and passwords for an application.
You need to recommend a solution to store the passwords in the database.
What should you recommend?
More than one answer choice may achieve the goal. Select the BEST answer.

A) Encrypting File System (EFS)
B) Reversible encryption
C) One-way encryption
D) Transparent Data Encryption (TDE)

5. DRAG DROP
You are planning a SQL Server 2012 deployment.
The corporate security policy states that all Windows servers must be installed in an environment that reduces the attack surface.
You plan to deploy two SQL Server instances named SQL1 and SQL2 that must meet the following requirements:
- SQL1 will host databases for a line-of-business application that requires 32 GB of RAM - SQL2 will host SQL Server Reporting Services and application databases that require 16 GB of RAM.
You need to recommend an operating system for each SQL Server instance. The solution must minimize licensing costs.
What should you recommend?
To answer, drag the appropriate operating system to the correct server in the answer area.

Solutions: