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.
B, C, and D are the correct answers.
Answer:
B) Keyloggers
Explanation:
Keyloggers are malicious softwares used by hackers to secretly record and capture keystrokes on a person's computer when they are using it. This enables the hackers steal sensitive data like passwords, bank details, address etc. Keyloggers are one of the oldest forms of cyber threats used by cybercriminals to spy on unsuspecting users. Keyloggers can be sent through links to access. computer o directly installed with access to the computer.
I believe the answer is C) <span>servers are used directly by computers, not by people
Have a good day! =)</span>