Write a shell script named disk_monitor.sh that checks disk usage of the root (/) partition. If usage exceeds 80%, display a warning; otherwise display available free space.

 Install and configure a DHCP Server with scope Campus Network having range 10.10.20.100–10.10.20.180, subnet mask 255.255.255.0, gateway 10.10.20.1 and DNS 1.1.1.1. Activate the scope.

Create a user account named trainee with home directory /home/trainee and shell /bin/bash. Create a group named support and add trainee and analyst to it. Write the required commands with explanation

Write a shell script named archive_logs.sh that accepts a directory path and compresses only .log files into logs_archive.tar.gz. If no .log files exist, display an appropriate message.

Create a directory /srv/projects. Assign ownership to analyst:support and configure permissions so owner has rwx, group has r-x and others have no access.

Create a shared folder D:\HRDocs with share name HR_Share. Grant Full Control share permission to HR group. Modify NTFS permission to HR group and Full Control to Administrators. Provide step-by-step procedure with screenshots.

Configure a Windows network adapter with the following static settings: IP 10.10.20.15, Subnet Mask 255.255.255.0, Gateway 10.10.20.1, Preferred DNS 1.1.1.1. Explain with screenshots.