Richard Blum - CompTIA Linux+ Study Guide: Exam XK0-005

1. Chapter 1
2. Chapter 2
3. Chapter 3
4. Chapter 4
5. Chapter 5
6. Chapter 6
7. Chapter 7
8. Chapter 8
9. Chapter 9
10. Chapter 10
11. Chapter 11
12. Chapter 12
13. Chapter 13
14. Chapter 15
15. Chapter 16
16. Chapter 17
17. Chapter 18
18. Chapter 19
19. Chapter 20
20. Chapter 21
21. Chapter 22
22. Chapter 23
23. Chapter 25
24. Chapter 26
25. Chapter 28

1. Chapter 1
2. Chapter 2
3. Chapter 3
4. Chapter 4
5. Chapter 5
6. Chapter 7
7. Chapter 8
8. Chapter 9
9. Chapter 10
10. Chapter 11
11. Chapter 13
12. Chapter 15
13. Chapter 16
14. Chapter 18
15. Chapter 21
16. Chapter 23
17. Chapter 27
18. Chapter 28
19. Chapter 29
20. Chapter 30

Fifth Edition

Richard Blum

Christine Bresnahan

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Published simultaneously in Canada.

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First, all glory and praise go to God, who through His Son, Jesus Christ, makes all things possible and gives us the gift of eternal life.

Many thanks go to the fantastic team of people at Sybex for their outstanding work on this project. Thanks to Kenyon Brown, the senior acquisitions editor, for offering us the opportunity to work on this book. Also thanks to Kim Wimpsett, the development editor, for keeping things on track and making the book more presentable. Thanks, Kim, for all your hard work and diligence. The technical proofreader, David Clinton, did a wonderful job of double-checking all of the work in the book in addition to making suggestions to improve the content. Thanks also goes to the young and talented Daniel Anez (theanez.com) for his illustration work. We would also like to thank Carole Jelen at Waterside Productions, Inc., for arranging this opportunity for us and for helping us out in our writing careers.

Rich would particularly like to thank his wife Barbara for enduring his grouchy attitude during this project and helping to keep up his spirits with baked goods.

Richard Blum, CompTIA Linux+ ce, CompTIA Security+ ce, LPIC-1, has also worked in the IT industry for more than 35 years as both a system and network administrator, and he has published numerous Linux and open source books. Rich is an online instructor for Linux and web programming courses that are used by colleges and universities across the United States. When he is not being a computer nerd, Rich enjoys spending time with his wife Barbara and his two daughters, Katie and Jessica.

Christine Bresnahan, CompTIA Linux+, LPIC-1, started working with computers more than 35 years ago in the IT industry as a system administrator. Christine is an adjunct professor at Ivy Tech Community College, where she teaches Linux certification and Python programming classes. She also writes books and produces instructional resources for the classroom.

David Clinton is a Linux Server Professional and an Amazon Web Services (AWS) solutions architect with 10 years experience teaching technology subjects. Besides his books (Wiley/Sybex, Manning, and independently published), he's created dozens of video courses for Pluralsight. He works with Linux administration, AWS, data analytics, security, and server virtualization.

Linux has become one of the fastest-growing operating systems used in server environments. Most companies utilize some type of Linux system within their infrastructure, and Linux is one of the major players in the cloud computing world. The ability to build and manage Linux systems is a skill that many companies are now looking for. The more you know about Linux, the more marketable you'll become in today's computer industry.