\\\\\\\\\\\\\\\\\\\\\\\\\Operating system///////////////////////
Is the Answer
Answer:
Answered below.
Explanation:
This answer is applicable to Linux.
There are several commands for copying files in Linux. cp and rsync are the most widely used. cp though, is the command used to copy files and their contents.
To copy a file named report1.txt to another file named report1uc.txt in the current directory, the following command is run.
$ cp report1.txt report1uc.txt
You can change the case of the strings in the file by using the tr command.
tr [:lower:] [:upper:]
For example,
$ echo brainly | tr [:lower:]. [:upper:]
Result is BRAINLY.
Answer: Bastion host
Explanation: Bastion host is type of computer which resist the attacks happening on a network particularly. It mostly works between the internet and interior network. It assures that the interior computer network remains undamaged due to any type of threat. It can also be considered that bastion host behave as the gateway between internal network and firewall as well.
it is also called external storage