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Microsoft 070-457 Exam Overview:
| Certification Vendor: | Microsoft |
|---|---|
| Exam Name: | Transition Your MCTS on SQL Server 2008 to MCSA: SQL Server 2012, Part 1 |
| Exam Number: | 70-457 |
| Available Languages: | Japanese, Chinese (Simplified), French, German, English, Portuguese (Brazil) |
| Certificate Validity Period: | Retired (Jan 31, 2021); MCSA certification valid for lifetime once earned |
| Exam Price: | $150-$165 USD |
| Related Certifications: | MCSE: Business Intelligence MCSE: Data Platform MCSA: SQL Server 2012 |
| Exam Format: | Case studies, Build list, Active screen, Multiple choice, Drag and drop |
| Real Exam Qty: | 40-60 |
| Exam Duration: | 170 minutes |
| Passing Score: | 700 |
| Recommended Training: | SQL Server 2012 Transition Training Microsoft Official Curriculum |
| Exam Registration: | Microsoft Learn Exam Page Pearson VUE Microsoft Portal |
| Sample Questions: | Microsoft 070-457 Sample Questions |
| Exam Way: | Proctored exam at Pearson VUE test centers or online via OnVUE; retired and no longer available for registration |
| Pre Condition: | Hold any valid MCTS certification on SQL Server 2008 |
| Official Syllabus URL: | https://learn.microsoft.com/en-us/credentials/certifications/exams/70-457 |
Microsoft 070-457 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Topic 1: Create Database Objects | 27-32% | - Create and modify views - Create stored procedures - Design and implement tables - Create functions and triggers - Create and alter indexes |
| Topic 2: Troubleshoot and Optimize Queries | 15-20% | - Analyze execution plans - Identify and resolve performance issues - Use query hints and execution plans - Optimize indexes and statistics |
| Topic 3: Manage and Maintain Databases | 20-25% | - Manage backups and restores - Implement security principles - Implement high availability features - Configure SQL Server instances - Monitor SQL Server activity |
| Topic 4: Work with Data | 28-33% | - Apply built-in functions and aggregate functions - Query data using SELECT statements - Modify data using INSERT, UPDATE, DELETE - Manage transactions and error handling - Implement subqueries and joins |
Microsoft Transition Your MCTS on SQL Server 2008 to MCSA: SQL Server 2012, Part 1 Sample Questions:
You administer a Microsoft SQL Server 2012 failover cluster that contains two nodes named Node A and Node B.
A single instance of SQL Server is installed on the cluster. An additional node named Node C has been added to the existing cluster. You need to ensure that the SQL Server instance can use all nodes of the cluster. What should you do?
- A. Use Node A to install SQL Server on Node C.
- B. Create a ConfigurationFile.ini file from Node B, and then run the AddNode command-line tool on Node
- C. Use Cluster Administrator to add a new Resource Group to Node B.
- D. Run the Add Node to SQL Server Failover Cluster Wizard on Node
Correct Answer: D 🗳️
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You use a Microsoft SQL Server 2012 database that contains two tables named SalesOrderHeader and SalesOrderDetail. The indexes on the tables are as shown in the exhibit. (Click the Exhibit button.)
You write the following Transact-SQL query:
You discover that the performance of the query is slow. Analysis of the query plan shows table scans where the estimated rows do not match the actual rows for SalesOrderHeader by using an unexpected index on SalesOrderDetail. You need to improve the performance of the query. What should you do?
- A. Use a FORCESCAN hint in the query.
- B. Update statistics on SalesOrderId on both tables.
- C. Add a clustered index on SalesOrderId in SalesOrderHeader.
- D. Use a FORCESEEK hint in the query.
Correct Answer: B 🗳️
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You administer a Microsoft SQL Server 2012 failover cluster that contains two nodes named Node A and Node B.
A single instance of SQL Server is installed on the cluster. An additional node named Node C has been added to the existing cluster. You need to ensure that the SQL Server instance can use all nodes of the cluster. What should you do?
- A. Run the Add Node to SQL Server Failover Cluster Wizard on Node C.
- B. Use Node A to install SQL Server on Node C.
- C. Run the New SQL Server stand-alone installation Wizard on Node C.
- D. Use Node B to install SQL Server on Node
Correct Answer: A 🗳️
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You use a Microsoft SQL Server 2012 database. You need to create an indexed view within the database for a report that displays Customer Name and the total revenue for that customer. Which four T-SQL statements should you use? (To answer, move the appropriate SQL statements from the list of statements to the answer area and arrange them in the correct order.)
Build List and Reorder:
Correct Answer:
Explanation:
--Burgos - NO
Reference: http://msdn.microsoft.com/en-us/library/ms191432.aspx
You administer a Microsoft SQL Server 2012 instance that contains a financial database hosted on a storage area network (SAN). The financial database has the following characteristics:
A data file of 2 terabytes is located on a dedicated LUN (drive D).
A transaction log of 10 GB is located on a dedicated LUN (drive E).
Drive D has 1 terabyte of free disk space.
Drive E has 5 GB of free disk space.
The database is continually modified by users during business hours from Monday through Friday between
09:00
hours and 17:00 hours. Five percent of the existing data is modified each day. The Finance department loads large CSV files into a number of tables each business day at 11:15 hours and 15:15 hours by using the BCP or BULK INSERT commands. Each data load adds 3 GB of data to the database. These data load operations must occur in the minimum amount of time. A full database backup is performed every Sunday at 10:00 hours. Backup operations will be performed every two hours (11:00, 13:00, 15:00, and 17:00) during business hours. On Wednesday at 10:00 hours, the development team requests you to refresh the database on a development server by using the most recent version. You need to perform a full database backup that will be restored on the development server. Which backup option should you use?
- A. NO_CHECKSUM
- B. Transaction log
- C. FULL
- D. NORECOVERY
- E. DBO ONLY
- F. RESTART
- G. Differential
- H. SIMPLE
- I. 8ULK_LOGGED
- J. SKIP
- K. CHECKSUM
- L. STANDBY
- M. COPY_ONLY
- N. CONTINUE AFTER ERROR
Correct Answer: M 🗳️
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