Two operating systems are; Windows, and Linux.
The two most common systems for server operating are Windows and Mac OS X. These two systems for server operating are widely used and are the most well-know systems.
Operating systems are used in caculators. Operating systems act as a layer between applications and the hardware allowing for smooth operations between the two.
Yes there are some rooted phones that can take two operating systems though they will be too slow.
Unix is one of the operating systems that split into two line only to merge again later. CP/M is another one of the operating systems as well.
For best results: two separate hard drives, if not, two separate partitions. Two separate operating systems and a bootloader capable of loading multiple operating systems are requirements.
Yes. This is called "dual-booting."
yes
Virtual operating system
Windows of course!
Operating systems (OS) are software that manage computer hardware and software resources while providing common services for computer programs. They act as an intermediary between users and the computer hardware. The main types of operating systems include batch operating systems, time-sharing operating systems, distributed operating systems, real-time operating systems, and network operating systems. Additionally, there are specialized operating systems for mobile devices, such as Android and iOS, as well as embedded systems used in various appliances.
You can download free vmware images of operating systems if you search on google. For example there are two good free operating systems, first you can download ubuntu from linux or chrome os.
when you restart the computer you should get the option using bootstrapper (presuming windows was the first OS put on the hard drive)