Type of mouse that has a ball located on the bottom that rolls around on a flat surface as the mouse is moved. Sensors inside the mouse determine the direction and distance of the movement - Input. Optical mouse. Type of mouse that uses a laser to detect the mouse's movement and has no moving parts - Input.
The Strategic Defense Initiative (SDI) was a proposed missile defense system intended to protect the United States from attack by ballistic strategic nuclear weapons (Intercontinental ballistic missiles and Submarine-launched ballistic missiles).
In computing, Direct Media Interface (DMI) is Intel 's proprietary link between the northbridge and southbridge on a computer motherboard.It was first used between the 9xx chipsets and the ICH6, released in 2004.MI 2.0, introduced in 2011, doubles the data transfer rate to 2 GB/s with a Ã4 link. It is used to link an Intel CPU with the Intel Platform Controller Hub (PCH), which supersedes the historic implementation of a separate northbridge and southbridge.