Meaning – The phrase case sensitive refers to the ability to distinguish between uppercase and lowercase letters. We see in many programming languages that the commands are case sensitive. This means that if the command is typed in uppercase instead of lowercase, the meaning and application changes.
Many people set case sensitive passwords in order to maintain a good level of security on their devices. Today, most modern languages are case-sensitive, thanks to advancements in grammar, but when you look at the scripts of older languages, they are not necessarily case sensitive.
Example of usage – “A text search operation could be case-sensitive or case-insensitive, depending on the system, application, or context.”