User inputs email. User inputs password , if password and username match user allowed through.If not password or email address is incorrect notification is shown - and there also may be a limit on the amount of attempts you have to get it right.
Computer works on the Basis of multitasking.
Answer:
Java
Explanation:
Java was created in 1981 and was marketed in 1995, it still corresponds to programming language, where objects are created from the cloning of others.
Answer:
D
Explanation:
I think putting hyperlink in essential pages is a good idea as it may guide a user