In Bash, inserting 1>&2 after a command redirects

What command will generate a list of user names from /etc/passwd along with their login
shell?

In a nested directory structure, which find command line option would be used to restrict the
command to searching down a particular number of subdirectories?

Which of the following statements is correct regarding the command foo 1> bar?

Which of the following commands kills the process with the PID 123 but allows the process
to “clean up” before exiting?

Which of the following files, when existing, affect the behavior of the Bash shell? (Choose TWO correct answers.)

Which signal is missing from the following command that is commonly used to instruct a
daemon to reinitialize itself, including reading configuration files? killall -s _______ daemon

What is the maximum niceness value that a regular user can assign to a process with the
nice command when executing a new process?

Immediately after deleting 3 lines of text in vi and moving the cursor to a different line, which
single character command will insert the deleted content below the current line?

A user accidentally created the subdirectory \dir in his home directory. Which of the
following commands will remove that directory?