9 of the Worldâs Deadliest Snakes. 1  9A dangerous African snake named for its black mouth. 2  8The barba amarilla (âyellow chinâ) of Latin America. 3  7One of the most dangerous snakes in Africa.  6The quintessential Australian 1  cobra. 5The killer of the most people.  4A dangerous snake with a triangular-shaped cross section.
The purpose of the Command key is to allow the user to enter keyboard commands in applications and in the system. The Macintosh Human Interface Guidelines have always recommended that developers use the Command key (and not the Control or Option keys) for this purpose.
The Windows key is a standard key on most keyboards on computers built to use a Windows operating system. It is labeled with a Windows logo, and is usually placed between the Ctrl and Alt keys on the left side of the keyboard; there may be a second identical key on the right side as well. Pressing Win (the Windows key) on its own will do the following: Windows 10 and 7: Bring up the Start menu.