Answer:
A closed port that can not receive request from authorized users.
Explanation:
Networks comprises of end devices, routing and switching devices, servers, technical control devices etc. The communication and interconnection of these devices makes up a secure and resourceful network.
Attackers can exploit loopholes in networks to steal information. The attackers uses the SYN scanning or cracking technique to implement the DOS or denial of service attack.
DOS is used to flood ports on a server in a network, preventing authorized user access, as they steal information to avoid detection.
Answer:
The two main goals are to reach CMM level 5, and when the company can be termed as optimized.
The second goal is to minimize the bugs at the current level as well. And this is important, as improvement is one thing, and ensuring you are correct at the current time is another, and which is essential for survival. And you can think of improvement only if you survive.
Explanation:
The dream of all companies is to become Optimized. And they always try to reach CMM level 5, such that they can serve their clients in the best possible manner. And it is the quality assurance team that keeps an eye on the working of the company and keeps on giving their feedback so that the team can provide better service to the clients in the future, and probably reach the CMMI level 5.
The control program makes the operating system better through the development of an environment in which one can run various other programs. And it, in general, formulates the graphical interface and leverage you to run various programs at one time in various windows. And the control programs are also being known as the operating environment.
Answer:
A. delete the message without opening it.
Explanation:
Never open emails you don't know who sent it, it could be a hacker trying to get your personal/financial information.
