Which term is used to describe a password-protected, encrypted data file that verifies the identity of the sender of a message?

Octothorpe is another name for what common computer keyboard symbol?

Avariable definition defines the name of a variable that will be used in a program, as well as

Nathan wants to create multiple worksheet containing common formatting styles for his team members. which file extension him to save these worksheets? nathan to create multiple worksheets with common styles. he needs to save them with the extension.