Microsoft 70-451 pdf

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QUESTION NO: 1
You need to provide a developer the ability to create and modify database diagrams from an existing database by using SQL Server Management Studio. The solution must minimize the amount of permissions assigned to the developer.
What should you do?
A. Add the developer to the sysadmin role.
B. Add the developer to the db_owner role.
C. Grant the developer the CREATE TABLE permission only.
D. Grant the developer the CREATE SCHEMA permission only.
Answer: B
QUESTION NO: 2
You are designing a database for a reporting solution that is based on data from an Online Transaction Processing (OLTP) database. The reports will contain aggregated data.
You need to ensure that the reports will not affect query performance on the OLTP database. The solution must minimize the use of joins when performing the aggregate calculations.
What should you do?
A. Add a persisted computed column.
B. Create indexed views in the OLTP database.
C. Create partitioned tables in the OLTP database.
D. Create a new denormalized database based on the OLTP database.
Answer: D
Exam 70-451 : PRO: Designing Database Solutions and Data Access Using Microsoft SQL Server 2008
Designing Database Tables (16 percent)
•Identify the appropriate usage of new data types.
This objective may include but is not limited to: geography, geometry, hierarchyid, date, time, datetime2, datetimeoffset, varbinary (max) filestream
•Design tables.
This objective may include but is not limited to: table width, sizing data types, IN_ROW_DATA (BLOBs), overflow data, sparse columns, computed columns, persisted computed columns
•Design data integrity.
This objective may include but is not limited to: primary key, foreign key, check constraint, default constraint, NULL/NOT NULL, unique constraint, DML triggers
Candidates for 70-451 exam typically work in an enterprise environment that has more than 500 personal computers and more than 100 servers and mostly create solutions for all types of enterprise issues. Candidates should have experience with the following:
•Writing transact SQL queries
•Programming the database
•Troubleshooting programming objects (for example, stored procedures, triggers, user-defined functions [UDFs], user-defined types [UDTs], and queries)
•Database performance tuning and optimization
•Designing databases at both the conceptual and logical levels
•Implementing databases at the physical level
•Might be involved in designing and troubleshooting the data access layer of the application
•Gathering business requirements
Microsoft PRO: Designing Database Solutions and Data Access Using Microsoft SQL Server 2008 70-451
Exam Number/Code : 70-451
Exam Name : PRO: Designing Database Solutions and Data Access Using Microsoft SQL Server 2008
One year free update
Once failed,100% refund
Questions and Answers : 139Q&As
Update Time : 2012-11-1
Price : $109.00 $89.00
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