FUNDAMENTALS OF COMPUTER

Detailed explanation-1: -A user name, or user ID (identification), is a unique combination of characters, such as letters of the alphabet or numbers that identifies one specific user. A password is a private combination of characters associated with the user name that allows access to certain computer resources.

Detailed explanation-2: -A username is a a word, phrase, number or combination of characters that uniquely identifies a user on software, a website, a computer or any computing device or related service that requires user authentication.

Detailed explanation-3: -The combination of alphabets and numbers is known as Alphanumeric characters. The term “alphanumeric, ” also denoted as “alphameric, ” appropriately refers to all of the letters and numbers in a set of certain particular language.

Detailed explanation-4: -Password. A private combination of letters, numbers, and special characters associated with the user name that allows access to a user’s account resources. Operating System.

Detailed explanation-5: -A password is a string of characters used to verify the identity of a user during the authentication process.