Answer:
B. queue
Explanation:
If the data needs to be processed in a First In First Out (FIFO) manner, we typically use a queue.
Answer:
What are the signs of a computer virus?
Frequent pop-up windows. ...
Changes to your homepage. ...
Mass emails being sent from your email account. ...
Frequent crashes. ...
Unusually slow computer performance. ...
Unknown programs that start up when you turn on your computer. ...
Unusual activities like password changes.
Answer:
Using a one time password OTP and using a three factor authentication.
Explanation:
Social engineering is a form system and network attack, drafted by an attacker, to steal user credentials needed for accessing their accounts, to steal information.
Social engineering attacks like phishing, spear phishing, baiting and quid quo pro are used to fool users to giving out their user details.
One time password is an implied use of a password just once and a new password his generated to boost security. In a three factor authentication, OTP can be used as well as biometrics of a user which can not be giving away by a user to an attacker.