The answer is firewall. It is a network security device that observes inbound and outbound network traffic and chooses whether to allow or block specific traffic based on a well-defined set of security rules. Firewalls have been a first line of protection in network security for over 25 years. The firewall present a barrier between measured and secured internal networks that can be trusted and untrusted outside networks, for example the Internet. A firewall can be software, hardware, or even both.
Solution:
Running computer programs and their data are stored in Rom.
ROM is "built-in" computer memory containing data that normally can only be read, not written to. ROM contains the programming that allows your computer to be "booted up" or regenerated each time you turn it on. Unlike a computer's random access memory (RAM), the data in ROM is not lost when the computer power is turned off. The ROM is sustained by a small long-life battery in your computer.
You’d probably use a USB Flash Drive.
Answer:
The following are the description of storing bits into Hard-disk.
Explanation:
As we know computer only know the binary language, that is in the form of zero's and once's "0's and 1's". In the hard drive, it requires a magnetically covered rotating disc, that's "head" passes over its platter.
- It marked 0's and 1's on the platter as tiny electronic areas in the north.
- Its head goes to the very same location to read its information again, the north and south places pass there and assume from the 0s and 1s which are contained.
