Red Hat RHCSA 8 Cert Guide: EX200, 2nd Edition

Chapter 2

Using Essential Tools

The following topics are covered in this chapter:

• Basic Shell Skills

• Editing Files with vim

• Understanding the Shell Environment

• Finding Help

The following RHCSA exam objectives are covered in this chapter:

• Use input-output redirection (>, >>, |, 2>, etc.)

• Create and edit text files

• Locate, read, and use system documentation including man, info, and files in /usr/share/doc

This chapter is dedicated to coverage of the basic Linux skills that everyone should have before attempting to take the RHCSA exam.

“Do I Know This Already?” Quiz

The “Do I Know This Already?” quiz allows you to assess whether you should read this entire chapter thoroughly or jump to the “Exam Preparation Tasks” section. If you are in doubt ...