1Z0-402 exam questions from uCertify and analyze the demo questions quality. After that you can buy the full version of the prepkit. And after that you will have to study and enhance your skills in the following areas:
- Enterprise Linux fundamentals Multi user concepts
- The Linux file system
- Manipulating files
- Text Processing
- Shell Basics
- Regular Expressions
- Archiving and Compressions
- Text Editing
- Messaging
- The Secure Shell
- Managing software
- Command shells
- Introduction to shell scripting
- Process management and job control
- Printing
- Mounting file systems and Managing Removable media
- X window system