FUNDAMENTALS OF COMPUTER

Detailed explanation-1: -A Username is a special name given to a person to uniquely identify them on a computer network. Also called account names, login IDs, or user IDs, usernames are given to a person by the network administrator or they are selected by the user.

Detailed explanation-2: -Also called login name, logon name, sign-in name, sign-on name . a unique sequence of characters used to identify a user and allow access to a computer system, computer network, or online account.

Detailed explanation-3: -Alternatively called an end user, a user is any individual who is not involved with supporting or developing a computer or service. For example, you are the end-user of the computer you are using when you call technical support for help.

Detailed explanation-4: -A cookie is a small file of letters and numbers downloaded on to your computer when you access certain websites. Like virtual door keys, cookies unlock a computer’s memory and allow a website to recognise users when they return to a site by opening doors to different content or services.

Detailed explanation-5: -Authentication is used by a client when the client needs to know that the server is system it claims to be. In authentication, the user or computer has to prove its identity to the server or client. Usually, authentication by a server entails the use of a user name and password.