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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
Q808: Which backup type captures only changes since the last full backup?
Full
Differential
Incremental
Transaction Log
Mirror
Q809: Which SQL clause is used to filter results?
WHERE
FROM
GROUP BY
ORDER BY
JOIN
Q810: Which of these is a NoSQL database?
PostgreSQL
MongoDB
MySQL
Oracle
SQL Server
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