Caps Lock key: Capitals lock is the full name of this keyboard key; capitals refers to capital letters, and lock refers to locking; hence, the purpose of this keyboard key is caps lock, which is analogous to a switch for switching between upper and lower case. Shift key: The word "shif...
meaning the machine is unlikely to start operating if you accidently lean on the keyboard. One thing to note, the shortcuts are displayed as capitals, you do not have to use caps lock, a lowercase letter works.