Question 5 (10 Marks)

Write the Shell Commands for each of the following and show its output. {Hint: You can use Apropos command to search the manual page descriptions (man pages) for a given keyword, helping you find commands when you do not remember their exact names but know a related word or functionality}

1.       Write the command to display your current working directory.

2.       Change to your home directory using a single command.

3.       List all files and folders, including hidden ones, in the current directory.

4.       Move up one directory level from your current location.

5.       Go directly to the /etc directory from your current location.

6.       Create a new directory named practice_folder.

7.       Make an empty file called notes.txt inside practice_folder.

8.       Copy notes.txt to a file named notes_backup.txt in the same folder.

9.       Rename notes_backup.txt to notes_archive.txt.

10.   Delete the file notes_archive.txt.

Question 6. (10 Marks)

Write a bash script that asks the user for a starting and ending integer.

§  Use a loop (for or while) to traverse numbers in the range.

§  For each number, use a conditional statement (if) to check whether it is even.

Sum all even numbers (arithmetic with variables), and print the result at the end.