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Red Hat RHCSA 8 Cert Guide: EX200 [Pehme köide]

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  • Formaat: Paperback / softback, 672 pages, kõrgus x laius x paksus: 100x100x100 mm, kaal: 100 g
  • Sari: Certification Guide
  • Ilmumisaeg: 12-Dec-2019
  • Kirjastus: Pearson IT Certification
  • ISBN-10: 0135938139
  • ISBN-13: 9780135938133
Teised raamatud teemal:
Red Hat RHCSA 8 Cert Guide: EX200Suurem pilt
  • Formaat: Paperback / softback, 672 pages, kõrgus x laius x paksus: 100x100x100 mm, kaal: 100 g
  • Sari: Certification Guide
  • Ilmumisaeg: 12-Dec-2019
  • Kirjastus: Pearson IT Certification
  • ISBN-10: 0135938139
  • ISBN-13: 9780135938133
Teised raamatud teemal:
Püsilink: https://www.kriso.ee/db/9780135938133.html
Märksõnad:
Title Update: Red Hat RHCSA 8 Cert Guide: EX200, 2nd Edition, is now available.



Learn, prepare, and practice for Red Hat RHCSA 8 (EX200) exam success with this Cert Guide from Pearson IT Certification, a leader in IT Certification learning.





Master Red Hat RHCSA 8 EX200 exam topics Assess your knowledge with chapter-ending quizzes Review key concepts with exam-preparation tasks Practice with four unique practice tests Learn from two full hours of video training from the author of Red Hat Certified System Administrator (RHCSA) Complete Video Course, 3rd Edition.

Red Hat RHCSA 8 Cert Guide is a best-of-breed exam study guide. Leading Linux consultant, author, and instructor Sander van Vugt shares preparation hints and test-taking tips, helping you identify areas of weakness and improve both your conceptual knowledge and hands-on skills. Material is presented in a concise manner, focusing on increasing your understanding and retention of exam topics.

The book presents you with an organized test-preparation routine through the use of proven series elements and techniques. Exam topic lists make referencing easy. Chapter-ending Exam Preparation Tasks help you drill on key concepts you must know thoroughly. Review questions help you assess your knowledge, and a final preparation chapter guides you through tools and resources to help you craft your final study plan.

The companion website also contains two additional practice tests plus two full hours of personal video training from the author of Red Hat Certified System Administrator (RHCSA) Complete Video Course, 3rd Edition.

Well regarded for its level of detail, assessment features, and challenging review questions and exercises, this study guide helps you master the concepts and techniques that will enable you to succeed on the exam the first time, including







Basic system management: Installation, tools, file management, text files, RHEL8 connections, user/group management, permissions, and network configuration Operating running systems: Managing software, processes, storage, and advanced storage; working with systemd; scheduling tasks; and configuring logging Advanced system administration: Managing the kernel and boot procedures, essential troubleshooting, bash shell scripting Managing network services: Configuring SSH, firewalls, and time services; managing Apache HTTP services and SE Linux; and accessing network storage





Companion Website: The website contains two free, complete practice exams and two full hours of video training from the author of Red Hat Certified System Administrator (RHCSA) Complete Video Course, 3rd Edition.

Includes exclusive offer for 50% off the full RHCSA Complete Video Course.
Introduction xxiv
Part I Performing Basic System Management Tasks
Chapter 1 Installing Red Hat Enterprise Linux
3(26)
"Do I Know This Already?" Quiz
3(3)
Foundation Topics
6(1)
Preparing to Install Red Hat Enterprise Linux
6(4)
What Is Red Hat Enterprise Linux 8 Server?
6(1)
Getting the Software
7(1)
Using Red Hat Enterprise Linux
7(1)
Using CentOS
7(1)
Other Distributions
8(1)
Understanding Access to Repositories
8(1)
Setup Requirements
9(1)
Cert Guide Environment Description
9(1)
Performing a Manual Installation
10(14)
Summary
24(1)
Exam Preparation Tasks
25(1)
Review Questions
25(1)
End-of-Chapter Lab
26(3)
Chapter 2 Using Essential Tools
29(24)
"Do I Know This Already?" Quiz
29(3)
Foundation Topics
32(1)
Basic Shell Skills
32(7)
Understanding Commands
32(1)
Executing Commands
32(2)
I/O Redirection
34(2)
Using Pipes
36(1)
History
37(2)
Bash Completion
39(1)
Editing Files with vim
39(3)
Understanding the Shell Environment
42(2)
Understanding Variables
42(1)
Recognizing Environment Configuration Files
43(1)
Using /etc/motd and /etc/issue
43(1)
Finding Help
44(6)
Using --help
44(1)
Using man
45(1)
Finding the Right man Page
46(1)
Updating mandb
47(1)
Using info
48(1)
Using /usr/share/doc Documentation Files
49(1)
Summary
50(1)
Exam Preparation Tasks
50(1)
Review Questions
51(1)
End-of-Chapter Lab
51(2)
Chapter 3 Essential File Management Tools
53(28)
"Do I Know This Already?" Quiz
53(3)
Foundation Topics
56(1)
Working with the File System Hierarchy
56(5)
Defining the File System Hierarchy
56(1)
Understanding Mounts
57(4)
Managing Files
61(7)
Working with Wildcards
62(1)
Managing and Working with Directories
62(1)
Working with Absolute and Relative Pathnames
63(1)
Listing Files and Directories
64(1)
Copying Files
65(1)
Moving Files
66(1)
Deleting Files
66(2)
Using Links
68(3)
Understanding Hard Links
68(1)
Understanding Symbolic Links
69(1)
Creating Links
69(1)
Removing Links
70(1)
Working with Archives and Compressed Files
71(4)
Managing Archives with tar
72(1)
Creating Archives with tar
72(1)
Monitoring and Extracting tar Files
73(1)
Using Compression
74(1)
Summary
75(1)
Exam Preparation Tasks
75(2)
Review Questions
77(1)
End-of-Chapter Lab
77(4)
Chapter 4 Working with Text Files
81(18)
"Do I Know This Already?" Quiz
81(3)
Foundation Topics
84(1)
Using Common Text File-Related Tools
84(5)
Doing More with less
84(1)
Showing File Contents with cat
85(1)
Displaying the First or Last Lines of a File with head and tail
86(1)
Filtering Specific Columns with cut
87(1)
Sorting File Contents and Output with sort
87(1)
Counting Lines, Words, and Characters with wc
88(1)
A Primer to Using Regular Expressions
89(3)
Using Line Anchors
90(1)
Using Escaping in Regular Expressions
90(1)
Using Wldcards and Multipliers
91(1)
Using grep to Analyze Text
92(1)
Working with Other Useful Text Processing Utilities
93(1)
Summary
94(1)
Exam Preparation Tasks
95(1)
Review Questions
96(1)
End-of-Chapter Lab
96(3)
Chapter 5 Connecting to Red Hat Enterprise Linux 8
99(22)
"Do I Know This Already?" Quiz
99(3)
Foundation Topics
102(1)
Working on Local Consoles
102(6)
Logging In to a Local Console
102(1)
Switching Between Terminals in a Graphical Environment
103(1)
Working with Multiple Terminals in a Nongraphical Environment
104(2)
Understanding Pseudo Terminal Devices
106(1)
Booting, Rebooting, and Shutting Down Systems
106(2)
Using SSH and Related Utilities
108(9)
Accessing Remote Systems Using SSH
108(3)
Using Graphical Applications in an SSH Environment Securely Transferring Files Between Systems
111(1)
Using scp to Securely Copy Files
112(1)
Using sftp to Securely Transfer Files
112(1)
Using rsync to Synchronize Files
113(1)
Configuring Key-Based Authentication for SSH
114(1)
Using Passphrases or Not?
114(1)
Using the screen Command
115(2)
Summary
117(1)
Exam Preparation Tasks
117(1)
Review Questions
118(1)
End-of-Chapter Labs
118(3)
Chapter 6 User and Group Management
121(22)
"Do I Know This Already?" Quiz
121(3)
Foundation Topics
124(1)
Different User Types
124(3)
Users on Linux
124(1)
Working as Root
124(1)
Using su
125(1)
sudo
126(1)
PolicyKit
126(1)
Managing User Accounts
127(8)
System Accounts and Normal Accounts
127(4)
Creating Users
131(1)
Modifying the Configuration Files
131(1)
Using useradd
131(1)
Home Directories
132(1)
Managing User Properties
132(1)
Configuration Files for User Management Defaults
132(1)
Managing Password Properties
133(1)
Creating a User Environment
134(1)
Creating and Managing Group Accounts
135(3)
Understanding Linux Groups
135(1)
Creating Groups
136(1)
Creating Groups with vigr
136(1)
Using groupadd to Create Groups
137(1)
Managing Group Properties
137(1)
Summary
138(1)
Exam Preparation Tasks
138(2)
Review Questions
140(1)
End-of-Chapter Lab
140(3)
Chapter 7 Permissions Management
143(24)
"Do I Know This Already?" Quiz
143(3)
Foundation Topics
146(1)
Managing File Ownership
146(3)
Displaying Ownership
146(1)
Changing User Ownership
147(1)
Changing Group Ownership
148(1)
Understanding Default Ownership
148(1)
Managing Basic Permissions
149(3)
Understanding Read, Write, and Execute Permissions
149(1)
Applying Read, Write, and Execute Permissions
150(2)
Managing Advanced Permissions
152(4)
Understanding Advanced Permissions
152(3)
Applying Advanced Permissions
155(1)
Managing ACLs
156(4)
Understanding ACLs
156(1)
Preparing Your File System for ACLs
157(1)
Changing and Viewing ACL Settings with setfacl and getfacl
157(2)
Working with Default ACLs
159(1)
Setting Default Permissions with umask
160(2)
Working with User-Extended Attributes
162(1)
Summary
163(1)
Exam Preparation Tasks
163(1)
Review Questions
164(1)
End-of-Chapter Lab
165(2)
Chapter 8 Configuring Networking
167(30)
"Do I Know This Already?" Quiz
167(3)
Foundation Topics
170(1)
Networking Fundamentals
170(4)
IP Addresses
170(1)
IPv6 Addresses
171(1)
Network Masks
171(1)
Binary Notation
172(1)
MAC Addresses
173(1)
Protocol and Ports
173(1)
Managing Network Addresses and Interfaces
174(1)
Validating Network Configuration
175(5)
Validating Network Address Configuration
175(3)
Validating Routing
178(1)
Validating the Availability of Ports and Services
178(2)
Configuring Network Configuration with nmtui and nmcli
180(10)
Required Permissions to Change Network Configuration
180(1)
Configuring the Network with nmcli
181(6)
Configuring the Network with nmtui
187(2)
Working on Network Configuration Files
189(1)
Setting Up Hostname and Name Resolution
190(4)
Hostnames
190(2)
DNS Name Resolution
192(2)
Summary
194(1)
Exam Preparation Tasks
194(1)
Review Questions
195(1)
End-of-Chapter Lab
195(2)
Part II Operating Running Systems
Chapter 9 Managing Software
197(36)
"Do I Know This Already?" Quiz
197(3)
Foundation Topics
200(1)
Managing Software Packages with yum
200(9)
Understanding the Role of Repositories
200(1)
Registering Red Hat Enterprise Linux for Support
201(1)
Managing Subscriptions
202(1)
Specifying Which Repository to Use
203(3)
Understanding Repository Security
206(2)
Creating Your Own Repository
208(1)
Using yum
209(11)
Using yum to Find Software Packages
210(1)
Getting More Information About Packages
211(1)
Installing and Removing Software Packages
212(2)
Showing Lists of Packages
214(1)
Updating Packages
215(1)
Working with yum Package Groups
216(2)
Using yum History
218(2)
Managing Package Module Streams
220(5)
Understanding Modules
220(1)
Managing Modules
221(4)
Managing Software Packages with rpm
225(4)
Understanding RPM Filenames
226(1)
Querying the RPM Database
226(1)
Querying RPM Package Files
227(1)
Using repoquery
228(1)
Summary
229(1)
Exam Preparation Tasks
229(1)
Review Questions
230(1)
End-of-Chapter Labs
231(2)
Chapter 10 Managing Processes
233(20)
"Do I Know This Already?" Quiz
233(3)
Foundation Topics
236(1)
Introduction to Process Management
236(1)
Managing Shell Jobs
236(3)
Running Jobs in the Foreground and Background
236(1)
Managing Shell Jobs
237(2)
Managing Parent-Child Relations
239(1)
Using Common Command-Line Tools for Process Management
239(7)
Understanding Processes and Threads
239(1)
Using ps to Get Process Information
240(2)
Adjusting Process Priority with nice
242(2)
Sending Signals to Processes with kill, killall, and pkill
244(2)
Using top to Manage Processes
246(2)
Using tuned to Optimize Performance
248(1)
Summary
249(1)
Exam Preparation Tasks
249(1)
Review Questions
250(1)
End-of-Chapter Lab
251(2)
Chapter 11 Working with Systemd
253(18)
"Do I Know This Already?" Quiz
253(3)
Foundation Topics
256(1)
Understanding Systemd
256(5)
Understanding Systemd Unit Locations
256(1)
Understanding Systemd Service Units
257(1)
Understanding Systemd Mount Units
258(1)
Understanding Systemd Socket Units
259(1)
Understanding Systemd Target Units
259(2)
Managing Units Through Systemd
261(5)
Managing Dependencies
263(2)
Managing Unit Options
265(1)
Summary
266(1)
Exam Preparation Tasks
267(1)
Review Questions
268(1)
End-of-Chapter Lab
268(3)
Chapter 12 Scheduling Tasks
271(14)
"Do I Know This Already?" Quiz
271(3)
Foundation Topics
274(1)
Configuring Cron to Automate Recurring Tasks
274(7)
Managing the crond Service
274(2)
Understanding Cron Timing
276(1)
Managing Cron Configuration Files
276(2)
Understanding the Purpose of anacron
278(2)
Managing Cron Security
280(1)
Configuring at to Schedule Future Tasks
281(1)
Summary
282(1)
Exam Preparation Tasks
282(1)
Review Questions
283(1)
End-of-Chapter Lab
283(2)
Chapter 13 Configuring Logging
285(24)
"Do I Know This Already?" Quiz
285(3)
Foundation Topics
288(1)
Understanding System Logging
288(5)
Understanding the Role of rsyslogd and journald
288(2)
Reading Log Files
290(1)
Understanding Log File Contents
290(2)
Live Log File Monitoring
292(1)
Using logger
292(1)
Configuring rsyslogd
293(4)
Understanding rsyslogd Configuration Files
293(1)
Understanding rsyslog.conf Sections
293(1)
Understanding Facilities, Priorities, and Log Destinations
294(3)
Rotating Log Files
297(2)
Working with journald
299(5)
Using journalctl to Find Events
299(3)
Preserving the Systemd Journal
302(2)
Summary
304(1)
Exam Preparation Tasks
304(1)
Review Questions
305(1)
End-of-Chapter Lab
306(3)
Chapter 14 Managing Storage
309(30)
"Do I Know This Already?" Quiz
309(3)
Foundation Topics
312(1)
Understanding MBR and GPT Partitions
312(2)
Understanding the MBR Partitioning Scheme
312(1)
Understanding the Need for GPT Partitioning
313(1)
Understanding Storage Measurement Units
314(1)
Managing Partitions and File Systems
314(16)
Creating MBR Partitions with fdisk
315(4)
Using Extended and Logical Partitions on MBR
319(1)
Creating GPT Partitions with gdisk
320(4)
Creating GPT Partitions with parted
324(1)
Creating File Systems
325(2)
Changing File System Properties
327(1)
Managing Ext4 File System Properties
327(2)
Managing XFS File System Properties
329(1)
Adding Swap Partitions
329(1)
Adding Swap Files
330(1)
Mounting File Systems
330(5)
Manually Mounting File Systems
331(1)
Using Device Names, UUIDs, or Disk Labels
331(1)
Automating File System Mounts Through /etc/fstab
332(3)
Summary
335(1)
Exam Preparation Tasks
335(1)
Review Questions
336(1)
End-of-Chapter Lab
337(2)
Chapter 15 Managing Advanced Storage
339(28)
"Do I Know This Already?" Quiz
339(3)
Foundation Topics
342(1)
Understanding LVM
342(2)
LVM Architecture
342(1)
LVM Features
343(1)
Creating LVM Logical Volumes
344(9)
Creating the Physical Volumes
346(3)
Creating the Volume Groups
349(2)
Creating the Logical Volumes and File Systems
351(1)
Understanding LVM Device Naming
351(2)
Resizing LVM Logical Volumes
353(3)
Resizing Volume Groups
353(1)
Resizing Logical Volumes and File Systems
354(2)
Configuring Stratis
356(3)
Understanding Stratis Architecture
356(1)
Creating Stratis Storage
357(1)
Managing Stratis
358(1)
Configuring VDO
359(3)
Understanding VDO
359(1)
Setting Up VDO
360(2)
Summary
362(1)
Exam Preparation Tasks
362(1)
Review Questions
363(1)
End-of-Chapter Labs
364(3)
Part III Performing Advanced System Administration Tasks
Chapter 16 Basic Kernel Management
367(18)
"Do I Know This Already?" Quiz
367(3)
Foundation Topics
370(1)
Understanding the Role of the Linux Kernel
370(3)
Understanding the Use of Kernel Threads and Drivers
370(1)
Analyzing What the Kernel Is Doing
371(2)
Working with Kernel Modules
373(8)
Understanding Hardware Initialization
374(2)
Managing Kernel Modules
376(3)
Checking Driver Availability for Hardware Devices
379(1)
Managing Kernel Module Parameters
380(1)
Upgrading the Linux Kernel
381(1)
Summary
381(1)
Exam Preparation Tasks
381(1)
Review Questions
382(1)
End-of-Chapter Lab
383(2)
Chapter 17 Managing and Understanding the Boot Procedure
385(16)
"Do I Know This Already?" Quiz
385(3)
Foundation Topics
388(1)
Managing Systemd Targets
388(6)
Understanding Systemd Targets
388(1)
Working with Targets
388(1)
Understanding Target Units
389(1)
Understanding Wants
390(1)
Managing Systemd Targets
390(1)
Isolating Targets
391(2)
Setting the Default Target
393(1)
Working with GRUB 2
394(2)
Understanding GRUB 2
394(1)
Understanding GRUB 2 Configuration Files
395(1)
Modifying Default GRUB 2 Boot Options
395(1)
Summary
396(1)
Exam Preparation Tasks
397(1)
Review Questions
397(1)
End-of-Chapter Labs
398(3)
Chapter 18 Essential Troubleshooting Skills
401(22)
"Do I Know This Already?" Quiz
401(3)
Foundation Topics
404(1)
Understanding the RHEL 8 Boot Procedure
404(2)
Passing Kernel Boot Arguments
406(2)
Accessing the Boot Prompt
406(1)
Starting a Troubleshooting Target
407(1)
Using a Rescue Disk
408(5)
Restoring System Access Using a Rescue Disk
409(2)
Reinstalling GRUB Using a Rescue Disk
411(1)
Re-Creating the Initramfs Using a Rescue Disk
411(2)
Fixing Common Issues
413(3)
Reinstalling GRUB 2
413(1)
Fixing the Initramfs
414(1)
Recovering from File System Issues
414(2)
Resetting the Root Password
416(1)
Recovering Access to a Virtual Machine
416(2)
Summary
418(1)
Exam Preparation Tasks
418(1)
Review Questions
419(1)
End-of-Chapter Lab
420(3)
Chapter 19 An Introduction to Bash Shell Scripting
423(20)
"Do I Know This Already?" Quiz
423(3)
Foundation Topics
426(1)
Understanding Shell Scripting Core Elements
426(2)
Using Variables and Input
428(4)
Using Positional Parameters
428(2)
Working with Variables
430(2)
Using Conditional Loops
432(6)
Working with if ... then ... else
432(1)
Using 1|| and &&
433(1)
Applying for
434(1)
Understanding while and until
435(1)
Understanding case
436(2)
Bash Shell Script Debugging
438(1)
Summary
438(1)
Exam Preparation Tasks
438(1)
Review Questions
439(1)
End-of-Chapter Lab
440(3)
Part IV Managing Network Services
Chapter 20 Configuring SSH
443(14)
"Do I Know This Already?" Quiz
443(3)
Foundation Topics
446(1)
Hardening the SSH Server
446(3)
Limiting Root Access
446(1)
Configuring Alternative Ports
447(1)
Modifying SELinux to Allow for Port Changes
447(1)
Limiting User Access
448(1)
Using Other Useful sshd Options
449(2)
Session Options
450(1)
Connection Keepalive Options
450(1)
Configuring Key-Based Authentication with Passphrases
451(1)
Summary
452(1)
Exam Preparation Tasks
452(1)
Review Questions
453(1)
End-of-Chapter Lab
454(3)
Chapter 21 Managing Apache HTTP Services
457(14)
"Do I Know This Already?" Quiz
457(3)
Foundation Topics
460(1)
Configuring a Basic Apache Server
460(4)
Installing the Required Software
460(1)
Identifying the Main Configuration File
460(3)
Creating Web Server Content
463(1)
Understanding Apache Configuration Files
464(1)
Creating Apache Virtual Hosts
465(3)
Summary
468(1)
Exam Preparation Tasks
468(1)
Review Questions
469(1)
End-of-Chapter Lab
469(2)
Chapter 22 Managing SELinux
471(26)
"Do I Know This Already?" Quiz
472(3)
Foundation Topics
475(1)
Understanding SELinux Working and Modes
475(4)
Understanding Context Settings and the Policy
479(6)
Monitoring Current Context Labels
479(2)
Setting Context Types
481(3)
Finding the Context Type You Need
484(1)
Restoring Default File Contexts
485(2)
Using Boolean Settings to Modify SELinux Settings
487(1)
Diagnosing and Addressing SELinux Policy Violations
488(4)
Making SELinux Analyzing Easier
490(2)
Preparing for SELinux Coverage on the Exam
492(1)
Summary
492(1)
Exam Preparation Tasks
492(2)
Review Questions
494(1)
End-of-Chapter Lab
494(3)
Chapter 23 Configuring a Firewall
497(14)
"Do I Know This Already?" Quiz
497(3)
Foundation Topics
500(1)
Understanding Linux Firewalling
500(3)
Understanding Previous Solutions
500(1)
Understanding Firewalld
500(1)
Understanding Firewalld Zones
501(1)
Understanding Firewalld Services
502(1)
Working with Firewalld
503(3)
Summary
506(1)
Exam Preparation Tasks
506(1)
Review Questions
507(1)
End-of-Chapter Lab
508(3)
Chapter 24 Accessing Network Storage
511(16)
"Do I Know This Already?" Quiz
511(3)
Foundation Topics
514(1)
Using NFS Services
514(2)
Understanding NFS Security
514(1)
RHEL 8 NFS Versions
514(1)
Mounting the NFS Share
515(1)
Mounting the NFS Share
516(1)
Using CIFS Services
516(4)
Discovering CIFS Shares
517(1)
Mounting Samba Shares
518(1)
Authenticating to Samba Shares
518(1)
Configuring a Samba Server
518(2)
Mounting Remote File Systems Through fstab
520(1)
Mounting NFS Shares Through fstab
520(1)
Mounting Samba Shares Through fstab
521(1)
Using Automount to Mount Remote File Systems
521(3)
Understanding Automount
521(1)
Defining Mounts in Automount
522(1)
Configuring Automount for NFS
522(1)
Using Wildcards in Automount
523(1)
Summary
524(1)
Exam Preparation Tasks
524(1)
Review Questions
525(1)
End-of-Chapter Lab
525(2)
Chapter 25 Configuring Time Services
527(14)
"Do I Know This Already?" Quiz
527(3)
Foundation Topics
530(1)
Understanding Local Time
530(1)
Using Network Time Protocol
531(1)
Managing Time on Red Hat Enterprise Linux
531(7)
Using date
532(1)
Using hwclock
532(1)
Using timedatectl
533(2)
Managing Time Zone Settings
535(2)
Configuring Time Service Clients
537(1)
Summary
538(1)
Exam Preparation Tasks
539(1)
Review Questions
540(1)
End-of-Chapter Lab
540(1)
Chapter 26 Final Preparation
541(4)
General Tips
541(4)
Verifying Your Readiness
541(1)
Registering for the Exam
541(1)
On Exam Day
542(1)
During the Exam
542(2)
The Nondisclosure Agreement
544(1)
Chapter 27 Theoretical Pre-Assessment Exam
545(4)
Part V RHCSA RHEL 8 Practice Exams
RHCSA Practice Exam A
549(2)
RHCSA Practice Exam B
551(2)
Appendix A Answers to the "Do I Know This Already?" Quizzes and Review Questions
553
Glossary
587(22)
Index
609
Online Elements
RHCSA Practice Exam C
RHCSA Practice Exam D
Appendix B Memory Tables
Appendix C Memory Tables Answer Key
Appendix D Study Planner
Glossary
Sander van Vugt is an independent Linux trainer, author, and consultant living in the Netherlands. Sander is the author of the best-selling Red Hat Certified System Administrator (RHCSA) Complete Video Course and the Red Hat Certified Engineer (RHCE) Complete Video Course. He has also written numerous books about different Linux-related topics and many articles for Linux publications around the world. Sander has been teaching Red Hat, Linux+, and LFCS classes since 1994. As a consultant, he specializes in Linux high-availability solutions and performance optimization. You can find more information about Sander on his website at http://www.sandervanvugt.com.













For more information about RHCSA certification and additional resources, visit the authors Red Hat Certification page at http://www.rhatcert.com/.