As organizations increasingly rely on virtualization technologies, VMware’s certifications have become highly sought after in the IT industry. Whether you are preparing for the exam or looking to enhance your knowledge of VMware Data Center Virtualization (DCV), this post will provide you with a valuable resource.
In this blog post, we have curated a collection of free questions that cover the key topics and concepts tested in the VMware Certified Technical Associate VCTA-DCV exam. The VCTA-DCV exam questions will not only help you evaluate your understanding of virtualization principles but also familiarize you with the exam format and level of difficulty.
By taking advantage of these free VCTA-DCV exam questions, you can assess your knowledge, identify any gaps, and tailor your study plan accordingly.
Let’s dive in!
Top 20 Free VMware Certified Technical Associate VCTA-DCV Exam Questions
Here are our newly updated 20 Free questions on VMware Certified Technical Associate [VCTA-DCV] exam which are very similar to the practice test as well as the real exam.
Domain: Architecture and Technologies
Question 1: Which technology enables running multiple virtual machines on a single physical system/server sharing its resources?
A. Internet of things
B. Artificial Intelligence
C. Virtualization
D. Blockchain
Correct Answer: C
Explanation:
Option A is incorrect. The Internet of things is the network of physical objects embedded with sensors & software for the purpose of connecting and exchanging data with devices and systems over the internet.
Option B is incorrect. Artificial Intelligence is the simulation of the human intelligence process demonstrated by a machine.
Option C is correct. Virtualization creates an abstraction layer on the physical system which enables the running of multiple virtual machines on a single system.
Option D is incorrect. A blockchain is a digitally distributed, decentralized, public ledger that exists across a business network.
Reference:
https://www.vmware.com/in/solutions/virtualization.html
Domain: Architecture and Technologies
Question 2: Which feature provides the ability to pass messages from the host operating system to the guest operating system?
A. vSphere vMotion
B. VMware Tools
C. vCenter Server
D. Virtual Machine Port Group
Correct Answer: B
Explanation:
Option A is correct. VMware vSphere vMotion is a feature that provides zero downtime, live migration of workloads from one ESXi host to another.
Option B is incorrect. VMware Tools provides a set of services and modules installed on guest operating systems for efficient management of the guest operating systems in the virtual machines.VMware Tools has the ability to pass messages from the host operating system to the guest operating system along with options to run scripts on guest operating systems.
Option C is incorrect. VMware vCenter Server is a centralized server management software required for managing the ESXi hosts.
Option D is incorrect. Virtual Machine port groups are an aggregation of virtual switch ports and are used to connect virtual machines network adapters to physical network adapters with the help of a virtual switch.
Reference:
Domain: Architecture and Technologies
Question 3: Which of the following is a Type 1 Hypervisor?
A. Oracle VM VirtualBox
B. VMware ESXI
C. VMware Workstation
D. VMware Fusion
Correct Answer: B
Explanation:
Type 1 or bare metal hypervisor is installed directly on physical hardware. A Type 2/Hosted hypervisor runs as a software/application on a physical machine i.e., it requires an operating system for it to be functional.
Option A is incorrect. Oracle VM VirtualBox is a type-2 hypervisor for x86 virtualization by Oracle Corporation. Oracle VM VirtualBox can be run on Windows/Linux/Mac operating systems to host virtual machines.
Option B is correct. VMware ESXi is a Type 1 hypervisor/bare metal hypervisor by VMware installed on physical hardware.
Option C is incorrect. VMware Workstation is a type-2 hypervisor for x86 virtualization by VMware. It can be run on Windows and Linux operating systems.
Option D is incorrect. VMware Fusion is a type-2 hypervisor for x86 virtualization by VMware. It can be run only on Macintosh (or Mac) systems.
References:
https://www.vmware.com/topics/glossary/content/hypervisor.html, https://www.vmware.com/in/products/esxi-and-esx.html
Domain: Architecture and Technologies
Question 4: Which is the most common business challenge solved by VMware vSphere?
A. Capital and Operating Cost
B. Social Media Marketing
C. Problem Management
D. Supply Chain
Correct Answer: A
Explanation:
Virtualization reduces operating cost and capital by sharing physical resources with multiple virtual machines thereby reducing hardware footprint, energy, and maintenance costs.
Option A is correct. VMware vSphere uses virtualization to reduce operating costs and capital required by an organization to run workloads as multiple virtual machines can run on a single physical hypervisor.
Option B is incorrect. Social Media Marketing is not a challenge solved by VMware vSphere as it is the use of social media to interact with customers to build brands to achieve marketing and branding goals.
Option C is incorrect. Problem Management is not a challenge solved by VMware vSphere as it is an information technology process management service for managing the lifecycle of problems/issues in an organization.
Option D is incorrect. Supply Chain is not a challenge solved by VMware vSphere as it relates to all activities and technologies required for the creation and sale of a product.
References:
https://www.vmware.com/in/solutions/virtualization.html, https://www.vmware.com/content/dam/digitalmarketing/vmware/en/pdf/solutions/vmware-virtualization-isnt-a-game.pdf
Domain: Architecture and Technologies
Question 5: What are the two core components of VMware vSphere?
A. VMware ESXi
B. VMware HCX
C. vSphere High Availability
D. VMware vCenter Server
E. vSphere vMotion
Correct Answers: A and D
Explanation:
The two core components of VMware vSphere are VMware ESXi and vCenter Server.
Options A and D are correct. The two core components of VMware vSphere are VMware ESXi and vCenter Server. VMware ESXi is a Type-1 hypervisor used to run multiple virtual machines. VMware vCenter Server is a centralized server management software required for managing the ESXi hosts.
Option B is incorrect. VMware HCX is an application mobility platform used for simplifying application migration, workload balancing, and business continuity across data centers and clouds.
Option C is incorrect. vSphere High availability is a feature that provides high availability for a virtual machine running on VMware ESXi hypervisor.
Option E is incorrect. VMware vSphere vMotion is a feature that provides zero downtime, and live migration of workloads from one ESXi host to another.
Reference:
Domain: Architecture and Technologies
Question 6: What are the two components of a vSphere Environment?
A. VMware vSphere Replication
B. VMware ESXi
C. VMware Horizon
D. VMware App Volume
E. Virtual Machines
Correct Answers: B and E
Explanation:
VMware ESXi is the core component of a vSphere Environment and virtual machines are workloads running on ESXi hosts.
Option A is incorrect.VMware vSphere Replication is a disaster recovery solution used for the replication of individual virtual machines between data centers for the continuous availability of workloads.
Option B is correct. VMware ESXi is the core component of a vSphere Environment. VMware ESXi is a Type-1 hypervisor used to run multiple virtual machines.
Option C is incorrect. VMware Horizon is an application used for efficient and easy delivery of virtualized desktops in an environment.
Option D is incorrect. VMware App Volumes is a real-time application delivery system that can be used to dynamically deliver and manage applications.
Option E is correct. Virtual Machines is a virtualized version of a physical system running on VMware ESXi hypervisor used for running applications in an enterprise vSphere environment.
Reference:
Domain: Architecture and Technologies
Question 7: Which two components are required by virtual machines for network connectivity in a vSphere Environment?
A. VMware vCenter Server
B. VMkernel Ports
C. vSphere Standard Switch
D. Virtual Machine Port Group
E. VMware vSphere vMotion
Correct Answers: C and D
Explanation:
The two components required for network connectivity in a vSphere Environment are vSphere Standard Switch and Virtual Machine Port Group.
Option A is incorrect. VMware vCenter Server is a centralized server management software required for managing the ESXi hosts
Option B is incorrect. VMkernel adapters are virtual adapters on an ESXi host used for various management functions such as vMotion, Fault Tolerance, and host connectivity.
Option C is correct. vSphere Standard Switch is the core component of networking on an ESXi host and is used to provide network connectivity for hosts/virtual machines.
Option D is correct..Virtual Machine port group is an aggregation of virtual switch ports and is used to connect virtual machines network adapters to physical network adapters with a help of a virtual switch
Option E is incorrect. VMware vSphere vMotion provides zero downtime, and live migration of workloads from one ESXi host to another.
References:
https://docs.vmware.com/en/VMware-vSphere/7.0/com.vmware.vsphere.networking.doc/GUID-2B11DBB8-CB3C-4AFF-8885-EFEA0FC562F4.html, https://docs.vmware.com/en/VMware-vSphere/7.0/com.vmware.vsphere.networking.doc/GUID-0BBDC715-2F93-4460-BF07-5778658C66D1.html
Domain: Installing, Configuring, and Setup
Question 8: Which service should be enabled on a vmkernel adapter for live migration of virtual machines between two ESXi hosts?
A. vMotion
B. Provisioning
C. Fault Tolerance Logging
D. Management
Correct Answer: A
Explanation:
Option A is correct. Live Migration of virtual machines between ESXi hosts or vSphere vMotion requires vMotion service to be enabled on the vmkernel adapter on both source and destination hosts.
Option B is incorrect. Provisioning service when enabled on the vmkernel adapter handles traffic for powered-off migration and cloning network traffic on the ESXi Host.
Option C is incorrect. Fault Tolerance Logging service when enabled on the vmkernel adapter handles traffic used for sending inputs and data between primary and secondary virtual machines in a fault tolerance configuration.
Option D is incorrect. Management service when enabled on the vmkernel adapter is used for traffic exchange between ESXi host and vCenter Server.
Reference:
Domain: Architecture and Technologies
Question 9: Which service should be enabled on a vmkernel adapter for handling traffic for cold migration, cloning, and snapshot migration?
A. vMotion
B. Provisioning
C. vSphere Backup NFC
D. Fault Tolerance Logging
Correct Answer: B
Explanation:
Option A is incorrect. Live Migration of virtual machines between ESXi hosts or vSphere vMotion requires the vMotion service to be enabled on the vmkernel adapter on both source and destination hosts.
Option B is correct. Provisioning service when enabled on the vmkernel adapter is used for cold migration, cloning, and snapshot migration traffic on the ESXi Host.
Option C is incorrect. vSphere Backup NFC service is used for dedicated backup NFC traffic. NFC traffic utilizes the vmkernel adapter when the service is enabled
Option D is incorrect. Fault Tolerance Logging service when enabled on the vmkernel adapter handles traffic used for sending inputs and data between primary and secondary virtual machines in a fault tolerance configuration.
Reference:
Domain: Architecture and Technologies
Question 10: Which storage type requires a converged network adapter to connect an ESXi host to Storage Array?
A. Common Internet File System
B. Fibre Channel
C. Network-Attached Storage
D. Fibre Channel over Ethernet
Correct Answer: D
Explanation:
Option A is incorrect. Common Internet File System(CIFS) uses traditional network adapters and TCP/IP networks for connectivity to the storage array.
Option B is incorrect. Fibre Channel Storage requires the host to have a Host Bus Adapter (HBA) installed on the host for connectivity to the storage array.
Option C is incorrect. Network-Attached Storage(NAS) uses traditional network adapters and TCP/IP networks for connectivity to a storage array.
Option D is correct. Fibre Channel over Ethernet uses converged network adapters and TCP/IP network for connectivity to the storage array.
Reference:
Domain: Architecture and Technologies
Question 11: Which storage type requires a host bus adapter for connecting an ESXi Host to the storage array?
A. iSCSI
B. Fibre Channel
C. NAS
D. Fibre Channel over Ethernet
Correct Answer: B
Explanation:
Fibre Channel Storage requires the host to have a Host Bus Adapter (HBA) installed on the host and a Fibre Channel Switch for connectivity to the FC Storage array.
Option A is incorrect. iSCSI uses traditional network adapters and TCP/IP networks for connectivity.
Option B is correct. Fibre Channel Storage requires the host to have a Host Bus Adapter (HBA) installed on the host and a Fibre Channel Switch for connectivity to the FC Storage array.
Option C is incorrect. NAS uses traditional network adapters and TCP/IP networks for connectivity.
Option D is incorrect. Fibre Channel over Ethernet uses converged network adapters and TCP/IP networks for connectivity.
Reference:
Domain: Architecture and Technologies
Question 12: A user converts a virtual machine to a template. Which file replaces the virtual machine’s configuration file?
A. .vmx
B. .vmtx
C. .vmdk
D. .vmsn
Correct Answer: B
Explanation:
Option A is incorrect. The virtual machine configuration file is saved in the virtual machine directory in .vmx file.
Option B is correct. A .vmtx file is created when a virtual machine is converted to a template. The .vmtx file replaces the virtual machine configuration file (.vmx)
Option C is incorrect. A .vmdk file holds the virtual machine data disk characteristics and properties.
Option D is incorrect. A .vmsn file is used to store the exact state of the virtual machine when the snapshot is taken.
Reference:
Domain: Architecture and Technologies
Question 13: Which file is created in a virtual machine directory when a user suspends a virtual machine?
A. .vmx
B. .vmtx
C. .vmss
D. .vswp
Correct Answer: C
Explanation:
Option A is incorrect. Virtual machine configuration is saved in the virtual machine directory in .vmx file.
Option B is incorrect. A .vmtx file is created when a virtual machine is converted to a template. The .vmtx file replaces the virtual machine configuration file.
Option C is correct. A .vmss file is created when the virtual machine is suspended, and it saves the state of the virtual machine when it is in a suspended state.
Option D is incorrect. . A .vswp file is the virtual machine swap file and is used to reclaim memory during memory contention.
Reference:
Domain: Architecture and Technologies
Question 14: A user is tasked to upgrade Microsoft Exchange on a Windows Virtual Machine running on an ESXi host. Which of the following options should the user choose to save the state of a virtual machine to revert to the original state in case of a failure?
A. Create a Snapshot
B. Migrate Virtual Machine
C. Restart Virtual Machine
D. Convert VM to Template
Correct Answer: A
Explanation:
Snapshots are the point-in-time states of the virtual machine. Snapshots are useful as a short-term solution for testing software and revert to the original state in case of unknown failure.
Option A is correct. A snapshot preserves the state and data of a virtual machine at the time when the snapshot was taken. Snapshots are useful as a short-term solution for testing software and revert to the original state in case of unknown failure.
Option B is incorrect. Migrate virtual machine option would move the virtual machine from one ESXi host to another ESXi host.
Option C is incorrect. Restart Virtual machine task would restart the virtual machine but does not provide a state to revert the snapshot to its original state.
Option D is incorrect. A template is a copy of a virtual machine, and the convert task replaces the virtual machine with a template of the same virtual machine in a powered-off state.
Reference:
Domain: Architecture and Technologies
Question 15: Which is a primary copy of a virtual machine that a user can use to create and provision virtual machines?
A. Snapshots
B. Templates
C. Content Library
D. GuestStore
Correct Answer: B
Explanation:
A template is a primary copy of a virtual machine that you can use to create and provision virtual machines. A template is an efficient way to deploy virtual machines in the vSphere Environment.
Option A is incorrect. A snapshot preserves the state and data of a virtual machine at the time when the snapshot was taken. Snapshots are useful as a short-term solution for testing software and revert to the original state in case of unknown failure.
Option B is correct. A template is a primary copy of a virtual machine that you can use to create and provision virtual machines. A template is an efficient way to deploy virtual machines in the vSphere Environment.
Option C is incorrect. Content libraries are container objects for virtual machine templates, iso images, and other files in a vSphere Environment.
Option D is incorrect. GuestStore is an easy and flexible mechanism to maintain and distribute various content types across multiple virtual machines on multiple ESXi hosts at the same time.
Reference:
Domain: Architecture and Technologies
Question 16: Which feature allows a user to move a virtual machine to a large-sized datastore?
A. vSphere DRS
B. Storage vMotion
C. Content Library
D. NUMA
Correct Answer: B
Explanation:
Storage vMotion allows users to migrate a virtual machine and its disk files from one datastore to another while the virtual machine is running.
Option A is incorrect. vSphere DRS balances the virtual machine workloads across vSphere hosts inside a cluster and monitors available resources.
Option B is correct. Storage vMotion allows users to migrate a virtual machine and its disk files from one datastore to another while the virtual machine is running.
Option C is incorrect. Content libraries are container objects for virtual machine templates, iso images, and other files in a vSphere Environment.
Option D is incorrect. Non-uniform memory access (NUMA) is a computer memory design used in multiprocessing, where the memory access time depends on the memory location relative to the processor.
Reference:
Domain: Architecture and Technologies
Question 17: A user is tasked to perform maintenance on an ESXi Host. Which feature allows users to migrate virtual machines running on the ESXi Host to another ESXi host?
A. Storage vMotion
B. vSphere Distributed Resource Scheduler
C. vSphere vMotion
D. vCenter High Availability
Correct Answer: C
Explanation:
vSphere vMotion is a feature that provides zero downtime, and live migration of virtual machines from one ESXi host to another. A user can move all virtual machines running on the ESXi host and place the host in maintenance mode before performing any tasks which can lead to downtime.
Option A is incorrect. Storage vMotion allows users to migrate a virtual machine and its disk files from one datastore to another while the virtual machine is running.
Option B is incorrect. vSphere DRS balances the virtual machine workloads across vSphere hosts inside a cluster and monitors available resources.
Option C is correct. vSphere vMotion is a feature that provides zero downtime, and live migration of virtual machines from one ESXi host to another. A user can move all virtual machines running on the ESXi host and place the host in maintenance mode before performing any tasks on the ESXi Host which can lead to downtime.
Option D is incorrect. vCenter High Availability (vCenter HA) protects vCenter Server against host and hardware failures. The active-passive architecture of the solution can also help you reduce downtime significantly when you patch the vCenter Server
Reference:
Domain: Architecture and Technologies
Question 18: What does a VM DRS score of 2 indicate for a virtual machine execution efficiency on an ESXi Host?
A. Severe Resource Contention
B. No Resource Contention
C. Moderate Resource Contention
V. Mild Resource Contention
Correct Answer: A
Explanation:
A VM DRS score is a metric that tracks a VM’s execution efficiency on a given host. A Value close to 0 indicates resource contention for the virtual machine while a value close to 100 indicates mild or no resource contention for the virtual machine.
Option A is correct. As the VM DRS Score is 2 it indicates a severe resource contention for the virtual machine execution efficiency on an ESXi Host.
Option B is incorrect. A VM DRS Score of 100 would indicate no resource contention for the virtual machine execution efficiency on an ESXi Host.
Option C is incorrect. A VM DRS Score between 60-80 indicates mild resource contention for the virtual machine execution efficiency on an ESXi Host.
Option D is incorrect. A VM DRS Score of 80-100 indicates mild to no resource contention for the virtual machine execution efficiency on an ESXi Host.
References:
https://docs.vmware.com/en/VMware-vSphere/7.0/com.vmware.vsphere.vcenterhost.doc/GUID-D19EA1CB-5222-49F9-A002-4F8692B92D63.html, https://blogs.vmware.com/vsphere/2020/05/vsphere-7-a-closer-look-at-the-vm-drs-score.html, https://core.vmware.com/resource/drs-improvements-vsphere-7#section3
Domain: Architecture and Technologies
Question 19: Which of the following features automatically load balances virtual machines on ESXi hosts running inside a cluster on vCenter Server?
A. Enhanced vMotion Compatibility
B. vSphere High Availability
C. vSphere Distributed Resource Scheduler
D. vCenter High Availability
Correct Answer: C
Explanation:
Option A is incorrect. Enhanced vMotion Compatibility (EVC) feature ensures vMotion compatibility for the virtual machines running on mixed CPU hosts in a cluster. EVC ensures that all hosts in a cluster present the same CPU feature set to virtual machines, even if the actual CPUs on the hosts differ.
Option B is incorrect. vSphere High availability is a feature that provides high availability for a virtual machine running on VMware ESXi hypervisor.
Option C is correct. vSphere DRS balances the virtual machine workloads across vSphere hosts inside a cluster and monitors available resources.
Option D is incorrect. vCenter High Availability (vCenter HA) protects vCenter Server against host and hardware failures. The active-passive architecture of the solution can also help you reduce downtime significantly when you patch the vCenter Server.
Reference:
Domain: Architecture and Technologies
Question 20: Which vSphere feature provides continuous availability for a virtual machine from an ESXi host failure in a vSphere environment?
A. Storage vMotion
B. vSphere Fault Tolerance
C. VM DRS Score
D. vCenter High Availability
Correct Answer: B
Explanation:
Option A is incorrect. Storage vMotion allows users to migrate a virtual machine and its disk files from one datastore to another while the virtual machine is running.
Option B is correct. vSphere Fault Tolerance provides continuous availability for a virtual machine from a host failure by running a secondary virtual machine i.e., an exact replica of the virtual machine, and ensuring the states of both primary and secondary virtual machine are identical. In case the ESXi host running the primary or secondary virtual machine experiences a failure, an immediate and transparent failover occurs without any loss on the virtual machine.
Option C is incorrect. A VM DRS score is a metric that tracks a VM’s execution efficiency on a given host. A Value close to 0 indicates resource contention for the virtual machine while a value close to 100 indicates mild or no resource contention for the virtual machine.
Option D is incorrect. vCenter High Availability (vCenter HA) protects vCenter Server against host and hardware failures. The active-passive architecture of the solution can also help you reduce downtime significantly when you patch the vCenter Server.
Reference:
Conclusion
Hope this blog post provided you with VCTA-DCV exam questions to help you prepare for the exam. These questions cover a range of topics and concepts related to VMware Data Center Virtualization (DCV), allowing you to assess your knowledge and readiness for the exam.
By practicing these free questions, you can identify areas that require further study and gain a deeper understanding of virtualization principles within the VCTA-DCV framework. Remember to review the explanations for each question to solidify your understanding of the correct answers and the underlying concepts.
To maximize your chances of success, complement these free questions with additional study resources such as official VMware documentation, practice exams, hands-on labs and sandboxes. Engaging in practical exercises and seeking clarification on challenging topics will enhance your skills and confidence and you can pass the VCTA-DCV exam with flying colors.
If you have any questions on this blog post, please feel free to comment us!
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