This is for Linus operating system

kalpana/Desktop/Assignment 1-4%20Questions.pdf How would you encrypt a text file named "mytext.txt" that contalns only lower case letters using a Caesar cipher with a shift of +10 and save It as "mytextencrypted.td"? Give exact syntax. 1. 2. How would you decrypt the file "mytextencrypted.txt" from question 1 into the original 3. How would you sort numerically by column 5 a file named "mydata.bxt" and save the 4. Suppose "mydata.txt" is a sorted list of words. How would you remove duplicates from 5. How would you replace every occurrence using 'sed' of the substring 'hello' by the form i.e. the content of "mytext.txt"? Give exact syntax. results in "mydatasorted.txt"? Give exact syntax. it and save the result in "mydataNoDup.txt"? Give exact syntax. substring 'goodbye' in a file named "mywords.txt" and save the output in "mynewwords.txt"? Give exact syntax. 6. How would you display a list of users currently logged into the system, such that every 7. How would you display all files in current directory that are newer than "file.txt"? Give 8. What is the 'time command used for in Linux? username (and just the username) appears only once? Give exact syntax. exact syntax. How would you compress a file (using any of the Linux compression tools available) named "mydata.txt"? Give exact syntax. 9