VCP-VVF Troubleshoot And Optimize Practice Question
An administrator is reviewing vSphere HA settings in a cluster and notices that 'Datastore Heartbeating' is enabled. What is the primary purpose of datastore heartbeating in vSphere HA?
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
✓
To distinguish between a host failure and a network isolation/partition event when the host stops responding to network heartbeats.
Datastore heartbeating allows vSphere HA to distinguish between a genuine host failure and a network partition (where a host is still running but has lost management/heartbeat network connectivity).
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✓
To distinguish between a host failure and a network isolation/partition event when the host stops responding to network heartbeats.
Why this is correct
If a host stops sending network heartbeats, HA checks datastore heartbeats. If the host is updating its datastore heartbeat, it is isolated/partitioned, not dead.
- ✗
To replicate virtual machine memory pages across remote storage arrays for disaster recovery.
Why it's wrong here
Memory replication is handled by storage replication or vSphere Replication, not HA heartbeats.
- ✗
To accelerate storage read/write performance by caching hot blocks on shared LUNs.
Why it's wrong here
Datastore heartbeats use small read/write probes on shared storage for failure detection, not performance caching.
- ✗
To automatically migrate VMDK files when datastore free space falls below 10%.
Why it's wrong here
Datastore alarms and Storage DRS handle space management, not HA heartbeats.
About these practice questions
One of 517 original VCP-VVF practice questions on Courseiva, each with a full explanation and wrong-answer analysis — not exam dumps or protected exam content. Learn why practice questions differ from exam dumps →
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 VMware exam blueprint
This VCP-VVF practice question is part of Courseiva's free VMware 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 VCP-VVF exam.