Interview Questions.

Q1. When Building A New Hyper-v Host, What Would Your Networking Considerations Be?

You must have at the least  bodily NICs for your Hyper-V server, in order that there’s one for management of the Host operating device and one which you can assign to an External Virtual Network

You ought to use Private Virtual Networks when you need whole isolation from each the Host operating device and the bodily community

Q2. Talk About Performance Considerations And Other "problems" With Vm Snapshots?

Deleting snapshots can take a long time In checks the time required to commit the photograph is not just about the scale of the photograph record, but additionally approximately the most number of IOPS the disks can deliver in which the photograph and the base disk lie. Even the write rate of the VM for the duration of picture committing affects the specified time to smooth up considerably.

Q3. How Many Logical Cpus Does Hyper-v R2 Support?

Windows Server 2008, Hyper-V supported as much as 16 logical processors. Update KB95670 for Server 2008 delivered help for as much as 24 logical processors.

Q4. Name A Few Competitive Products That Can Be Compared (even Roughly) With Hyper-v?

VMware ESXi five.Zero

Citrix XenServer 5.6 FP1

Q5. Talk Briefly About The History Of Microsoft-based Virtualization Products.

After shopping the Virtual PC software from Connectix. This was released and remains to be had as Microsoft Virtual Server 2005 R2

Hyper-V was firstly launched in July 2008 as an replace to Windows Server 2008 and is now available as a stand-by myself product (Microsoft Hyper-V Server 2008 R2) Hyper-V can also be set up on the pared down Windows Server 2008 “Core” variations.

Q6. What Is Virtualization (in General)?

Virtualization, in computing, is the creation of a digital (as opposed to actual) version of some thing, inclusive of a hardware platform, working machine, a garage tool or community sources.

Q7. What Is The Difference Between Hosted Virtualization And Hypervisor-primarily based Virtualization?

Hosted virtualization merchandise run the virtualization software on pinnacle of the host OS, which introduces extra overhead and a longer code execution direction for the virtual machines (VMs) that run within the hosted virtualization environment. In contrast, hypervisor-based merchandise together with ESX Server and Hyper-V are designed to run the hypervisor at once at the system hardware.

Q8. What Are Pass-through Disks?

A bypass-through disk is the term used to identify a bodily disk that isn't always a member of a pool, however is used as a garage supply in a virtual disk.

Q9. What's Microsoft Hyper-v Server?

Hyper-V consists of a sixty four-bit hypervisor that may run 32-bit and 64-bit digital machines concurrently. Hyper-V virtualization works with single and multi-processor digital machines and consists of gear along with snapshots, which seize the kingdom of a running digital device.

Q10. What Are The Major Differences Between Hyper-v Rtm And Hyper-v R2? Name Some Of The Major Differences?

Hyper-V R2 has performance upgrades in these ares:

Disk performance (constant disk is now equal to underlying disk IO, and dynamic disks see great development)

Network performance (a few support for offload engines)

Capacity (R2 now sees expanded potential over RTM)

Q11. Talk About Hot Adding And Hot Removing Disks In Hyper-v R2.

Hot Add/Remove of digital hard disks is simplest available on a SCSI controller of a digital device. You cannot hot-upload on an IDE controller of a virtual gadget.

Q12. What's The Idea Behind Type 1 And Type 2 Methods Of Virtualization?

Type 1-A method used wherein the virtualization layer runs immediately on the host's hardware. The host and guest running structures run on any other level above the hypervisor. Examples of the kind 1 hypervisor approach are VMware ESX and Xen based totally systems.

Type 2-The virtualization layer runs on top of an present working gadget and is in impact a hosted application. Examples of a type 2 hypervisor are Sun's VirtualBox, VMware Server and VMware Workstation.

Q13. How Much Ram Can Be Assigned To Vms In Hyper-v R2?

The fee may be set from as low because the value for Startup RAM to as excessive as sixty four GB. However, a digital system can use simplest as plenty memory because the maximum amount supported through the visitor running device. For instance, in case you specify 64 GB for a virtual device strolling a guest operating device that helps a most of 32 GB, the digital gadget can't use more than 32 GB.

Q14. What Is Hyper-v?

Hyper-V™ is a position in Windows Server® 2008 that gives you with the equipment and services you may use to create a virtualized server computing surroundings. This sort of surroundings is useful due to the fact you could create and manage virtual machines, which lets in you to run multiple running structures on one physical laptop and isolate the operating systems from each other.

Q15. What Are The four Major Virtualization Areas?

Server

Storage

Desktop

Application

Q16. Why Is It Important To Leave One Physical Nic For The Host Os?

One for control of the Host working system.

Q17. Describe The Major Benefits Of Server Virtualization.

It facilitates reduce fees and saves space as you don’t need to shop for extra hardware.

Cuts down on upkeep charges with less physical servers.

It offers elevated security because the virtual servers are independent of each other.

Business continuity with high availability of your applications as another server can take over while one fails.

Q18. What Are The Hardware Requirements For Hyper-v?

Hyper-V Server 2008 is sixty four-bit simplest, that has Intel VT or AMD-V virtualization acceleration technology enabled. Supported processors encompass Intel’s Pentium four, Xeon, and Core 2 DUO, as well as AMD’s Opteron, Athlon 64, and Athlon X@You must have DEP (Data Execution Protection) enabled (Intel XD bit or AMD NX bit). A 2 GHz or quicker processor is recommended; minimum supported is 1 GHz. Minimum reminiscence requirement as 1 GB, however 2 GB or extra is usually recommended.

Q19. Talk About Mac Address Ranges And Potential Issues With Hyper-v Rtm. How Was This Solved In R2?

The final byte of the deal with variety is automatically generated with a minimum 00 and maximum FF. And reasons MAC deal with variety clashes. With Windows Server 2008 R2 we've delivered a brand new phase to the Virtual Network Manager that lets in you to configure the range of MAC addresses that Hyper-V will use for dynamic MAC deal with generation.

Q20. What Types Of Network Connections Does Hyper-v Allow?

There are 3 types of digital networks that you can connect with in Hyper-V:

Private Virtual Network

Internal Virtual Network

External Virtual Network

Q21. When Considering Performance, What Type 0f Virtual Disk Would You Use?

Constant

Q22. What's The Difference Between Applying, Deleting And Reverting To Snapshots?

Apply-The modern kingdom of the virtual device and its visitor working gadget is captured.

Revert-The kingdom of the virtual machine and its guest running machine reverts lower back to what it was while a photograph turned into taken.

Delete-The nation of the digital device is changed to the current state (that is, changes made after taking the snapshot are stored to the bottom disk).

Q23. What Are The Different Virtual Disk Options In Hyper-v?

Dynamically Expanding

Fixed

Differencing

Q24. What Are Vm Snapshots?

A photograph preserves the country and information of a digital system at a particular point in time.

The kingdom consists of the virtual machine’s energy country (for instance, powered-on, powered-off, suspended).

The statistics consists of all of the files that make up the virtual machine. This includes disks, memory, and other devices, which include virtual community interface cards.