Server Administrator L2 Interview Questions and Answers

Replicate is the process of copying data from one database to another in order to ensure data consistency and availability.

• Replicate is commonly used in database management to create redundant copies of data for backup and disaster recovery purposes.

• It helps in distributing data across multiple servers to improve performance and scalability.

• Examples include MySQL replication, Oracle Data Guard, and SQL Server Always On Availability Groups.

Quorum is the minimum number of members required to be present at a meeting to make the proceedings valid.

• Quorum ensures that decisions are made by a representative group of individuals.

• It prevents a small group from making decisions on behalf of the entire organization.

• For example, in a board meeting, the quorum might be set at 50%+1 of the total members.

• If the quorum is not met, the meeting may not proceed or decisions made may not be valid.