70-457 exam prep

Audience Profile ,This 70-457 exam is intended for candidates who have already earned any one of the MCTS certifications on SQL Server 2008 and who wish to transition their skills to MCSA: SQL Server 2012.
Credit Toward Certification
Exam 70-457: Transition Your MCTS on SQL Server 2008 to MCSA: SQL Server 2012, Part 1: counts as credit toward the following certification(s):
•MCSA: SQL Server 2012

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13.You administer a Microsoft SQL Server database that supports a banking transaction management application. You need to retrieve a list of account holders who live in cities that do not have a branch location.
Which Transact-SQL query or queries should you use? (Each correct answer presents a complete solution. Choose all that apply.)
A. SELECT AccountHolderID
FROM AccouritHolder
B. SELECT AccountHolderID
FROM AccountHolder
WHERE CityID <> ALL (SELECT CityID FROM BranchMaster)
C. SELECT AccountHolderlD
FROM AccouncHolder
WHERE CityID <> SOME (SELECT CityID FROM BranchMaster]
D. SELECT AccountHolderID
FROM AccountHolder
WHERE CityID <> ANY (SELECT CityID FROM BranchMaster)
Answer: C, D

14.You develop a database application. You create four tables. Each table stores different categories of products. You create a Primary Key field on each table.
You need to ensure that the following requirements are met:
. The fields must be an incrementing series of values.
. The values must be unique across the four tables.
What should you do?
A. Create a TIMESTAMP column.
B. Create a SEQUENCE object that uses the INTEGER data type.
C. Use the UNIQUEIDENTIFIER data type along with NEWSEQUFNTIAI in()
D. Use the INTEGER data type along with IDENTITY.
E. Create a ROWVERSION column.
Answer: B

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Exam 70-457: Transition Your MCTS on SQL Server 2008 to MCSA: SQL Server 2012, Part 1
Published: June 11, 2012
Language(s): English, Japanese
Audience(s): IT Professionals
Technology: Microsoft SQL Server 2012
Type: Proctored Exam

Exam 70-457 book : Transition Your MCTS on SQL Server 2008 to MCSA: SQL Server 2012, Part 1 Work with Data
•Query data by using SELECT statements.
◦This objective may include but is not limited to: use the ranking function to select top(X) rows for multiple categories in a single query; write and perform queries efficiently using the new code items such as synonyms and joins (except, intersect); implement logic which uses dynamic SQL and system metadata; write efficient, technically complex SQL queries, including all types of joins versus the use of derived tables; determine what code may or may not execute based on the tables provided; given a table with constraints, determine which statement set would load a table; use and understand different data access technologies; CASE versus ISNULL versus COALESCE
•Implement sub-queries.
◦This objective may include but is not limited to: identify problematic elements in query plans; pivot and unpivot; apply operator; cte statement; with statement
•Implement data types.

Exam 70-457 exam prep : Transition Your MCTS on SQL Server 2008 to MCSA: SQL Server 2012, Part 1 Modify Data
•Create and alter stored procedures (simple statements).
◦This objective may include but is not limited to: write a stored procedure to meet a given set of requirements; branching logic; create stored procedures and other programmatic objects; techniques for developing stored procedures; different types of stored procedure results; create a stored procedure for data access layer; program stored procedures, triggers, and functions with T-SQL
•Modify data by using INSERT, UPDATE, and DELETE statements.