Tuesday, 16 February 2016

Top 50 VMware vSphere Interview Questions Answers PDF 2016

Here are the top 50 VMware interview questions and answers of 2016.

Explain what is VMware?

VMware, Inc. is an American company that provides cloud and virtualization software and services, and claims to be the first to successfully virtualize the x86 architecture commercially. Founded in 1998, VMware is based in Palo Alto, California.

What is virtualization?
Virtualization is a proven software technology that makes it possible to run multiple operating systems and applications on the same server at the same time. It’s transforming the IT landscape and fundamentally changing the way that people utilize technology.

What do you understand by Virtual Machine?
A virtual computer systems is known as “virtual machine” (VM):  a tightly isolated software container with an operating system and application inside.
Each self-contained VM is completely independent. Putting multiple VMs on a single computer enables several operating systems and applications to run on just one physical server, or “host”.

What are the key properties of a Virtual Machine?
  • Run multiple operating systems on one physical machine
  • Divide system resources between virtual machines
  • Provide fault and security isolation at the hardware level
  • Preserve performance with advanced resource controls
  • Save the entire state of a virtual machine to files
  • Move and copy virtual machines as easily as moving and copying files
Hardware Independence
  • Provision or migrate any virtual machine to any physical server
What are the main advantage of VMWare Vsphere?
  • Ensure business continuity and always available IT
  • Reduce IT hardware and operating costs
  • Improve application quality
  • Enhanced security and data protection
Explain what is Data Store?
Data store represents a storage location for virtual machine files. It can be a Virtual Machine File
System (VMFS) volume, a directory on Network Attached Storage, or a local file system path.

Explain what is VMware DRS?
VMware DRS stands for Distributed Resource Scheduler; it dynamically balances resources across various host under cluster or resource pool. It enables users to determine the rules and policies which decide how virtual machines deploy resources, and these resources should be prioritized to multiple virtual machines.

When using ESXi hypervisor architecture, how to monitor hardware on vSphere host?
vSphere supports CIM API and SNMP v2, without installing agents to enable hardware monitoring. Hardware monitoring tools can monitor through vCenter console and major hardware provided by OEM vendors.

What is VMware DPM?
VMware Distributed Power Management (DPM) is a pioneering new feature of VMware DRS that continuously monitors resource requirements in a VMware DRS cluster. When resource requirements of the cluster decrease during periods of low usage, VMware DPM consolidates workloads to reduce power consumption by the cluster. When resource requirements of workloads increase during periods of higher usage, VMware DPM brings powered-down hosts back online to ensure service levels are met.

When you visit certain Web sites, the request is "connection was reset" the report, then what is the principle of connection is reset?
The nature of the connection is reset, because it has received a TCP Reset packet damage connected

VMware ESX is still providing support for the architecture?
VMware will follow VMware vSphere support policy  to continue to provide technical support for ESX architecture.

How can I evaluate VMware vSphere?
The easiest way to evaluate VMware vSphere is to download and install the free  vSphere Hypervisor  version. In addition, you can also use  vSphere assessment .

When using the ESXi architecture, Update Manager whether to repair my vSphere host? 
VMware vCenter Update Manager  will be updated to run ESXi host. In addition to VMware Update Manager environment provides not installed the update utility.

What is the ESXi Shell?
ESXi Shell is a command-line interface to run diagnostics and repair of vSphere ESXi hosts. ESXi Shell by DCUI or through vCenter Server to enable and disable, and can also be accessed remotely via SSH. For more information, see the  ESXi Management page.

How to run esxtop on the vSphere host? 
By vCLI command "resxtop" offer "esxtop" function, the same function as the command console operating system in the esxtop.

What is the use of VMWare workstation?
VMware Workstation is a powerful desktop computer virtualization software, provide users can run different operating systems simultaneously on a single desktop, and develop, test, deploy most new applications good solution. VMware Workstation can be simulated on a physical machine complete network environment, and a portable virtual machine , a better flexibility and its advanced technology available in the market other than the virtual machine software. For enterprise IT developers and system administrators, VMware virtual network, real-time snapshots, drag a shared folder , PXE ​​support other aspects of the characteristics makes it an indispensable tool.

What are the advantage and disadvantages of VMWare workstation?
  • VMware Workstation virtual machine capability, performance and physical isolation is very good!
  • VMware Workstation features a very comprehensive, computer professionals tend to use!
  • VMware Workstation is simple interface for users of various fields of computer!
  • VMware Workstation bulky, longer installation time-consuming!
  • VMware Workstation occupy a larger physical machine resources when using!
Explain what is vSphere?
vSphere is a product name which includes vCenter server, ESXi hypervisor and many other. ESXi is a hypervisor type included in vSphere package.

What is difference between vSphere, ESXi and vCenter?

Explain the steps how you will clone VM without vCenter?

What are the differences between VMware vSphere 5.0, vSphere 5.1 VMware vSphere 5.5 and vSphere 6.0?

What do you understand by VMware vSphere Web Client?
It is a Web interface that enables users to connect remotely to vCenter Server from a variety of Web browsers and operating systems.

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  1. Thanks for the VMware interview question and answers..i prepare for interview for your site one of my favorite website after indiabix

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  2. Thank you so much for sharing this information I love to read it . Really this is a great information about VMware

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