Answer:
D: The protocols of the Internet are open and used by all devices connected to the network
Explanation:
There are billions of devices connected to the Internet, and hundreds of different kinds of devices: laptops, tablets, phones, refrigerators, handheld credit card readers, and so on. Protocols (standards) ensure that the variety of devices interact with each other smoothly. There are a lot of protocols! The Internet was designed with several layers of abstraction that sort the protocols according to what part of the process they support.
Answer:
Wi-Fi Protected Access 2 (WPA2)
Explanation:
The Wi-Fi Protected Access 2 (WPA2) makes some alterations to the encryption algorithm that were used in WPA and WEP to what is known as the Advanced Encryption Standard (AES). This is a 128-bit block cipher considered to be much more difficult to crack than the usual 128-bit TKIP wrapper. However, although WPA2 offers a much more tougher encryption standard, it is important to note that it is not hack proof.
That answer would be B hope it helps
Answer: A. System window and C. System Information window
Explanation:
Hi, RAM stands for Random Access Memory. RAM stores information about running programs in your computer, as long the computer is on.
To know how much RAM is installed on a system you can use the system window tool.
In windows 10 Right click on "Start Menu" and click on "System" in pop-up menu to open "System" window.
System window will show basic information of the computer, including the amount of RAM installed.
Also you can Type "System Information" in the search box, and select "System Information" from search results.
"System Information" window shows a more detailed system summary, of hardware resources and devices. Incluiding RAM.
Feel free to ask for more if needed or if you did not understand something.