Why are the characters on the keyboard all capitalized?

There are multiple reasons why everything may become capitalized in Microsoft Word: The Caps Lock button on the keyboard is turned on. One of the Shift keys on the keyboard has physically jammed. A font type has been selected that only has upper case letters.

1. Why are the letters on a keyboard capitals?
2. What is it called when all letters are capitalized?

Why are the letters on a keyboard capitals?

History. The Caps Lock key originated as a Shift lock key on mechanical typewriters. An early innovation in typewriters was the introduction of a second character on each typebar, thereby doubling the number of characters that could be typed, using the same number of keys.

What is it called when all letters are capitalized?

This is sometimes called title case. Some acronyms and abbreviations are written using all uppercase letters, such as NASA and U.S. A word written entirely in uppercase letters (like WHAT) is said to be written in caps or all caps.