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Microsoft 70-450 Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| Database Maintenance and Automation | - Integrity checks and routine maintenance tasks - Maintenance plans and job scheduling |
| Security and Access Control | - Authentication and authorization in SQL Server - User roles and permission management |
| High Availability and Disaster Recovery | - Database mirroring and replication concepts - Backup and restore strategies |
| Performance Tuning and Optimization | - Monitoring and troubleshooting performance issues - Query optimization and indexing strategies |
| Design Database Solutions | - Schema design and normalization principles - Logical and physical database design for SQL Server 2008 |
| Implement and Manage Storage | - Storage performance and capacity planning - Database file and filegroup configuration |
Microsoft PRO:MS SQL Serv 08,Design,Optimize, and Maintain DB Admin Solu Sample Questions:
1. You are a professional level SQL Sever 2008 Database Administrator.
Two SQL Server 2008 instances are contained by the site. One is an Enterprise Edition server, and it is on a server that has a redundant array of independent disks (RAID) 10 disk system The other is a Standard Edition server, and it is on a server that has a RAID 5 disk system. A single application is hosted by each instance. A high-availability solution should be recommended for the site to satisfy the business requirements listed below:
First, the solution can be implemented on the current systems.
Secondly, the database is available with least downtime.
Thirdly, Data loss should be cut to the least.
Fourthly, the existing system should be with least impact.
Which solutions should be utilized to finish the task? (Choose more than one)
A) To finish the task, Replication should be utilized.
B) To finish the task, Failover clustering should be utilized.
C) To finish the task, Log shipping should be utilized.
D) To finish the task, Database snapshot should be utilized.
2. You are a professional level SQL Sever 2008 Database Administrator.
An instance runs on a computer, and the computer has eight quad-core processors and 128-GB RAM. The instance is utilized by four different applications. Not only a low number of CXPACKET waits but also a large number of lazy writer waits are experienced by the instance. The performance of the instance should be optimized.
Which action will you perform to accomplish the goal?
A) To accomplish the goal, the Resource Governor should be configured.
B) To accomplish the goal, the Windows System Resource Manager should be configured.
C) To accomplish the goal, software non-uniform memory access (soft-NUMA) should be configured.
D) To accomplish the goal, an increase should be configured in the maximum degree of parallelism option.
3. You are a professional level SQL Sever 2008 Database Administrator.
A new database will be deployed to the instance.
Regular inserts and updates should be subjected by the database. There will be multiple schemas on the
database.
A great number of read-only reference data should be contained by one of the schemas.
The physical database structure should be designed for optimal backup performance.
Which action should you perform?
A) You should utilize a single log file and multiple filegroups to create the database.
B) You should utilize a single log file and a filegroup that has multiple data files to create the database.
C) You should utilize a single data file and a single log file to create the database.
D) You should utilize a single data file and multiple log files to create the database.
4. You deploy a new database application to a SQL Server 2008 instance on a server that has 4 processor
cores and 64 GB of RAM. The application uses partitioned tables.
During testing, deadlocks occasionally occur on queries that are attempting to read data.
You find out that the deadlocks are related to the table partitions.
You need to ensure that the application executes without deadlocks for the read queries.
You also need to ensure that dirty reads do not occur.
What should you do? (More than one answer choice may achieve the goal. Select the BEST answer.)
A) Move each partitioned table to its own filegroup.
B) Move the clustered indexes for the partitioned tables to a separate filegroup.
C) Disable partition-level lock escalation.
D) Add additional database files to each partitioned table.
5. You are a professional level SQL Sever 2008 Database Administrator.
All data changes are implemented through stored procedures, and only the INSERT, UPDATE, or DELETE statements are utilized by the procedures. A backup strategy should be implemented.
The business requirements listed below should be satisfied:
Point-in-time recovery for failure is supported by the backup strategy at any time of day.
The least amount of disk space should be utilized by the transaction log.
Which action should you perform to finish the task?
A) To finish the task, hourly database snapshots should be utilized.
B) To finish the task, the full-recovery model along with transaction log backups should be utilized.
C) To finish the task, the full-recovery model along with differential backups should be utilized.
D) To finish the task, the simple-recovery model along with differential backups should be utilized.
Solutions:
| Question # 1 Answer: A,C | Question # 2 Answer: C | Question # 3 Answer: A | Question # 4 Answer: C | Question # 5 Answer: B |
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