.png)
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
Q970: Which isolation level prevents dirty reads but allows non-repeatable reads?
Read Uncommitted
Read Committed
Repeatable Read
Serializable
Snapshot
Q971: 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
Q972: What is the role of a database index?
Increase query speed
Decrease query speed
Encrypt data
Manage user roles
Handle transactions
Latest News
Physiotherapist Physiotherapist at King Faisal Hospital.
Nov 12, 2026
CCTV Camera Operators at King Faisal Hospital Rwanda is a.
Nov 12, 2026
Officer Data scientist at The National Bank of Rwanda (NBR).
Nov 11, 2026
Lead Network Administrator at The National Bank of Rwanda.
Nov 11, 2026
Senior IT Inspector at The National Bank of Rwanda (NBR).
Nov 11, 2026
Social Worker at The Ministry in charge of Emergency.
Nov 11, 2026
Social Affair Officers at The Ministry in charge of.
Nov 11, 2026
Senior Architect at Rwanda Housing Authority (RHA) Better.
Nov 11, 2026
Accountant at Rwanda Housing Authority (RHA) Better.
Nov 11, 2026
