DEA-1TT5 Virtualization and Cloud Storage

Question 1

What is a 'virtual machine' (VM) in the context of compute virtualization?

Accepted Answer

A software-based emulation of a computer that runs an operating system and applications as if it were a physical machine

Answer

A physical server dedicated to running one application

Answer

A remote desktop session on a shared server

Answer

A containerized application running on Linux

Question 2

What storage format does VMware use to store virtual machine disk data?

Accepted Answer

VMDK (Virtual Machine Disk)

Answer

VHD (Virtual Hard Disk)

Answer

VHDX (Virtual Hard Disk Extended)

Answer

RAW disk image

Question 3

What is a 'datastore' in VMware vSphere?

Accepted Answer

A logical storage container (VMFS volume or NFS mount) used to store VM files on ESXi hosts

Answer

A physical SAN array connected to ESXi hosts

Answer

The vSphere management database

Answer

A dedicated storage pool reserved for backup operations

Question 4

What is 'vMotion' and what storage requirement does it have?

Accepted Answer

A VMware tool for migrating VMs, requiring VM storage to be on shared storage accessible by both source and destination hosts

Answer

A network load balancing feature for VMs

Answer

A VMware snapshot tool for backup operations

Answer

A tool for cloning VMs to new datastores

Question 5

In cloud storage, what is 'object storage' most appropriate for?

Accepted Answer

Storing large volumes of unstructured data such as media files, backups, and static content at scale

Answer

High-performance databases requiring low-latency block access

Answer

Running virtual machine disk images in a hypervisor

Answer

Providing shared file system access to compute instances

Question 6

What is 'storage vMotion' in VMware vSphere?

Accepted Answer

Migrating a running VM's disk files from one datastore to another without powering it off

Answer

Moving a VM's compute workload between hosts while it runs

Answer

Backing up VM snapshots to remote storage

Answer

Replicating VM data to a disaster recovery site