July 16, 2015

Most Common VMware Interview Questions



Here is a list of commonly asked VMware interview questions


1. Tell me about your current virtualization environment and what is your day to day activity as a       VMware administrator.

2. What is the backup solution you are using in your environment and how does it backs up your environment.

3. Do you have any idea P2V, how to perform P2V. please Explain.

4. How do you patch the ESXi host and VMs, explain the Update Manager.

5. Tell me the process to find out the RCA for PSOD of an ESXi host.

6. How to enable the Memory ballooning for a VM.

7. I got a request from Application team that they need a server basically running with SQL DB, which will require 3 network VLAN, eg – Backup, end user and replication. What you will ask your network team to configure their physical switch and what configuration you will made on VC ( networking level). Please explain.

8. How to connect a USB drive to a virtual machine.

9. What is the command to get all snapshot details lying on a datastore.

10. What is RAID 6.

11. Tell me the maximum number of snapshot in a VM.

12. Suppose you have one cluster of 2 ESXi host, where on one host, particular one VM is consuming the high CPU and Memory usage, and creating the performance crunch on another VMs on that host, how you’ll fix the issue.

13. What are the storage technologies? Please explain.

14. What are the difference between iSCSI, FC, FCOE and NFS. Please explain.

15. What is zoning and masking.

16. What is required for zoning and masking.

17. What are the networking Bandwidth options available in VMware? i.e. – on vSwicth level.

18. What is the port number for iSCSI.

19. In case my VC goes down, does HA and DRS will work? Please explain.

20. What is the command to force power off a VM. 21. What is FT and What are the minimum requirement for FT. 22. What technology behind the HA? 23. How to repair the disk descriptor header file.

24. How to configure syslog server

25. ESXi disconnection issue, what is the command to fix the disconnected host.

26. Linked mode VC.

27. Difference between esxi 4 & esx5

28. what happen if vmotion stops in between 10% and how to fix it?

29. Difference between vmotion and storage Vmotion.

30. what happen if a host is being removed from a cluster and what about those VMs running on that host?

31. P2V and V2V, what is the requirement of this, why we use V2V and how to do V2V.

32. What is a Clone and linked clone, what is the use for linked clone.

33. How to restart the Vcenter service using the command prompt.

34. How to check the vm lock issue and how to fix it.

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