Practice Questions

Which Data Guard component is responsible for managing redo transport services?

A. Log Writer (LGWR) B. Fetch Archive Log (FAL) C. Data Guard Broker D. Recovery Writer (RVWR)

Which standby database type supports read only queries and SQL apply?

A. Physical standby B. Snapshot standby C. Logical standby D. Far sync instance

What is the primary purpose of a Far Sync instance?

A. Apply redo to a standby database B. Reduce data loss for zero data loss protection C. Perform backups of standby databases D. Replace the primary database

Which protection mode provides the highest level of data protection?

A. Maximum Performance B. Maximum Availability C. Maximum Protection D. Maximum Recovery

Which command is used to initiate a switchover using Data Guard Broker?

A. SWITCH DATABASE B. ALTER DATABASE SWITCHOVER C. DGMGRL SWITCHOVER D. CHANGE DATABASE ROLE