UBUNTU Installation in virtual machine.

Hi,
    Here i am going to explain how to download and install the ubuntu 12.04.1 LTE on windows 7 through oracle virtual Box.

Pre Requirements(Downloads):
   1) Download the virtual box from this link. and then install it.
   2) Download the Ubuntu 12.04 LTS from this link

Creating New Virtual Machine:
  Step1: open virtual machine, and click on New Icon as shown on below figure,

Step2:Then provide the Name of for the virtual machine and select the operating system which you wanted to install. if other than ubuntu you wanted to install select the drop down menu accordingly..

then click next,

Step3: Select the RAM memory size which you wanted to specify for the new operating system.(generally when running the virtual operating system, the memory which you selected here will be used by virtual machine. so this much size will not be available to host operating system) so try to select 1/3rd or 1/4th of the RAM. and make sure it is more than 512MB(recommended). Then click next

Step3: Select create new virtual hard drive. then click next

Step4: Select VDI and then click Next

Step5: select dynamically allocated and the click next 

Step6: slide the bar till howmuch memory you wanted to allocate for the new operating system. minimum you need to select 5GB. then click on create. (if you wanted change the location in which drive you wanted to save. click on browse button and then select the location).

That's All you have created the Virtual Machine.

Installation UBUNTU on Virtual machine:

Step 1: Select the Virtual machine you have created and then click on settings.

Step 2: select Storage from left side menu, and then click on controller: IDE, then click on the + button as shown in below picture. then click "choose disk".

Step 3: Then browse to the location where you have downloaded the ubuntu, select the iso file and then click open.

By now you have mounted a virtual CD drive for the new virtual machine. as below. click ok.

Step 4: Select the Virtual machine you have created and then click on start. then new window will be opened. in which you can see Ubuntu is loading. wait till you got the below screen.

Step 5:Next screen will be as below, click on continue..

Step 6:Next screen will be as below, click on continue..

Step 7:Next screen will be as below, click on Install New.. 

Step 8: Next screen will be as below, Using mouse select your country. and the click continue..

Step 9: Next screen will be as below, just for keyboard layout ..you can click continue..

Step 10: Next screen will be as below, Provide your name and the password.. and the click continue..

That's it, leave the system for around 10 to 15 minutes(its based on PC configuration) ..

Step 11: finally your screen shows as below, now remove the CD from virtual drive and then click on "restart now". as shown in below picture

Congratulations.. you have got Ubuntu installed on your virtual machine.. now start dig the real internet world.. all the very best..

i will provide some more info about how to build a custom Linux kernel and some of the required and useful commands to install a new software on ubuntu. in coming post's..