1Z0-1072-26 Database Practice Question
Which THREE actions occur during a Data Guard switchover operation for an Oracle Base Database System?
Answer choices
Why each option matters
Answer the question above first, then reveal the full breakdown to understand why each option is right or wrong.
Correct answer & explanation
✓
The standby database is promoted to the primary role.
During a switchover, roles are swapped gracefully without data loss, the primary becomes a standby, and the standby becomes the primary.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✓
The standby database is promoted to the primary role.
Why this is correct
The standby takes over read-write operations.
- ✗
The database files are permanently deleted from the original primary server.
Why it's wrong here
Database files remain intact; the database simply acts as a standby.
- ✗
The Virtual Cloud Network (VCN) peering connection is automatically deleted.
Why it's wrong here
VCN networking remains active for ongoing replication in the reverse direction.
- ✓
The primary database transitions to a standby role.
Why this is correct
Roles are reversed during a switchover.
- ✓
Zero data loss is guaranteed because all uncommitted redo is transmitted and applied.
Why this is correct
Switchover is a graceful role change ensuring zero data loss.
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JA
Written and reviewed by Johnson Ajibi, MSc IT Security
Senior Network & Security Engineer · founder of Courseiva
Last reviewed August 2026 · checked against the official Oracle exam blueprint
This 1Z0-1072-26 practice question is part of Courseiva's free Oracle certification practice question bank. Courseiva provides original exam-style practice questions with explanations, topic-based practice, mock exams, readiness tracking, and study analytics to help learners prepare for the 1Z0-1072-26 exam.