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Database Administrator (DBA)
Database Administrator (DBA) is an IT professional responsible for managing, maintaining, and securing an organization's databases to ensure data is reliable, efficient, and accessible to authorized users
Quiz Questions
Q175: Which backup type captures only changes since the last full backup?
Full
Differential
Incremental
Transaction Log
Mirror
Q176: Which SQL feature ensures multiple transactions do not interfere?
Indexing
Partitioning
Concurrency Control
Replication
Archiving
Q177: Which SQL clause is used to filter results?
WHERE
FROM
GROUP BY
ORDER BY
JOIN
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