The first script that needs to be written is automating the shutdown  procedure. Write a script that will perform the following tasks:Prompt the system administrator for all valid input parameters.

The first script that needs to be written is automating the shutdown  procedure. Write a script that will perform the following tasks:

• Prompt the system administrator for all valid input parameters.
• Ask if a wall needs to be sent, and if yes, send the message.
• Ask if this is a shutdown or reboot, and process appropriately. 

In addition, take this opportunity to describe the various UNIX run  levels, what each level is used for, and how to boot to a specific run  level. 

You should also take this opportunity to create the template for your  entire class project (also known as the key assignment), and create a  Word document that you will add to for each remaining assignment. 

Each week, you will add to this document and submit it for grading. As a preview, each section will contain the following:

• UNIX Programming (Week 1 IP)  
  • A script to automate the shutdown process
  • A description of UNIX run levels 
• UNIX Processes (Week 2 IP)  
  • A script to automate user and group maintenance
  • A script to kill the processes (and session) of a user 
• Introduction to Perl (Week 3 IP)  
  • A menu-driven Perl program for various UNIX commands
  • A discussion about Perl variables 
• Writing Perl Programs (Week 4IP)  
  • A Perl program that can be used to create and drop users and groups
  • A discussion about Perl’s usage or regular expressions 
• UNIX Tools (Week 5 IP)  
  • A completed Perl program
  • A discussion about compiling a C program 

The MS Word document should follow this format:

• UNIX Systems Programming Project document shell
• Title page  
  • Course number and name
  • Project name
  • Student name
  • Date 
• Table of contents  
  • Use autogenerated TOC
  • Separate page
  • Maximum of 3 levels deep
  • Update TOC 
• Section  headings (create each heading on a new page with "TBD" as content,  except for sections listed under "Add the following new content" in the  assignment description)  
  • UNIX Programming
  • UNIX Processes
  • Introduction to Perl
  • Writing Perl Programs
  • UNIX Tools 
• For this week's assignment, add the following new content:  
  • UNIX Programming  
    • A script to automate the shutdown process
    • A description of UNIX run levels 
• Name the document yourname_CS345__IP1.doc.