If you mean OS systems then that would be Microsoft's windows ( the PC my favorite) apple's Mac and Linux
PC, Mac, and Linux
How Are Computers Used Today?
There is no direct reference to anything remotely resembling what we call computers today. However, any phrases that involve maths, or people doing maths, would have needed an abacus or a pile of stones; these were the first computers ever created and commonly used.
i-Pods, radios, speakers, television, computers, youtube
security,memory management and file management
Visual Basic is used on windows computers for just about any task though they are usually but not always simple.
So that people can go on wikianswers and find out why computers are made today
Today.
Extremely.
DDR2 RAM is not the standard anymore. Until about 2007-2008 it was very commonly used. Today DDR3 is the standard RAM. Though DDR4 is in the works and will debut sometime soon.
The most commonly use cbis is microcomputers, and they consists of personal computers (PC) like desktops computers, and laptops. Although big government company's still uses Super computers and Mainframe computers, you will find the microcomputer more affordable, efficient and capable of performing most of the tasks that is required off.
Temples, ceremonial platforms, pyramids, and palaces.
People need computers so they can help them research important thesis