Series 66. What is the 'Series 66'. Series 66 is an exam administered by the Financial Industry Regulatory Authority (FINRA). Successful completion of the Series 66 exam is equivalent to successful completion of both the Series 63 and Series 65 exams.
The earliest optical mouse came out in 1980. One of the earliest prototypes was invented by Steve Kirsch at MIT. Another optical pointing device was invented by Richard Lyon. These early devices would play a role in changing the history of the computer mouse.
By Mahmood Alam 10:08 PM computer mouse, different types of mouse, Different Types of Mouse Input Device, mechanical mouse, optical or laser mouse, wireless mouse 1 comment. 1  A mouse is a small, lightweight pointing input device. Mouse is moved on a flat surface to control the movement of the pointer on a screen. A mouse usually has two or three buttons. These buttons are used to perform different tasks. Different types of mouse are as follows: Mechanical Mouse.