Via Technology International MS SQL DBA Interview Questions and Answers

DBA backups in SQL are essential for data protection and disaster recovery.

• Regularly schedule full, differential, and transaction log backups to ensure data is protected.

• Store backups in secure locations to prevent data loss in case of hardware failure or corruption.

• Test backups regularly to ensure they can be restored successfully in case of emergency.

I am a dedicated and experienced MS SQL DBA with a strong background in database administration and performance tuning.

• Over 5 years of experience working as a MS SQL DBA

• Proficient in database administration tasks such as backup and recovery, performance tuning, and security

• Skilled in troubleshooting and resolving database-related issues

• Experience with SQL Server Integration Services (SSIS) and SQL Server Reporting Serv...read more

Start up parameters are used to configure the behavior of SQL Server when it starts up.

• Start up parameters are specified in the SQL Server Configuration Manager.

• Common start up parameters include -d (database files location), -e (error log location), -m (single user mode), -T (trace flags), etc.

• Start up parameters can be modified to customize the behavior of SQL Server during startup.

• Example: -dC:\Program Files\Microso...read more

Explanation of differences between logshipping, mirroring, tempdb corruption, master db corruption, and agents used in replication

• Logshipping involves copying and restoring transaction logs from one server to another for disaster recovery.

• Mirroring involves maintaining an exact copy of a database on a secondary server for failover purposes.

• Tempdb corruption can occur due to hardware failures, software bugs, or other is...read more

Steps involved in migration process

• Assess current environment and identify migration goals

• Choose migration method (manual, scripted, tool-based)

• Prepare target environment and perform data migration

• Test migrated data and applications for functionality

• Implement post-migration tasks like user training and support

Migrating from SQL Server 2008 to 2019 involves upgrading the database, transferring data, and testing for compatibility.

• Perform a side-by-side upgrade by installing SQL Server 2019 on a new server and transferring databases using backup and restore or detach and attach methods.

• Use the Data Migration Assistant tool to assess compatibility issues and plan for any necessary changes.

• Update applications and scripts to ensu...read more

I am expecting a competitive salary based on my experience, skills, and the market rate for MS SQL DBAs.

• I am looking for a salary that reflects my expertise in MS SQL Server administration.

• I am open to negotiation based on the specific responsibilities and benefits offered.

• I have researched the average salary range for MS SQL DBAs in this location and industry.

• I am also considering other factors such as opportunities f