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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
Q565: Which backup type captures only changes since the last full backup?
Full
Differential
Incremental
Transaction Log
Mirror
Q566: Which of these is a NoSQL database?
PostgreSQL
MongoDB
MySQL
Oracle
SQL Server
Q567: Which type of database is Oracle?
Relational
Hierarchical
Network
Key-Value
Graph
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