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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
Q376: What is the role of a database index?
Increase query speed
Decrease query speed
Encrypt data
Manage user roles
Handle transactions
Q377: Which SQL command is used to retrieve data from a database?
SELECT
INSERT
DELETE
UPDATE
ALTER
Q378: What does ACID stand for in databases?
Atomicity, Consistency, Isolation, Durability
Accuracy, Control, Integrity, Distribution
Access, Consistency, Integration, Durability
Atomicity, Concurrency, Isolation, Data
Accuracy, Completeness, Integrity, Durability
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