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CompTIA Linux+ Certification Study Guide (2009 Exam)
Exam XK0-003
1st Edition - October 21, 2009
Authors: Chris Happel, Brian Barber, Graham Speake, Terrence V. Lillard
Language: English
eBook ISBN:9781597494830
9 7 8 - 1 - 5 9 7 4 9 - 4 8 3 - 0
CompTIA Linux+ Certification Study Guide (2009 Exam) offers a practical guide for those interested in pursuing a Linux+ certification. It covers the required content as specif…Read more
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CompTIA Linux+ Certification Study Guide (2009 Exam) offers a practical guide for those interested in pursuing a Linux+ certification. It covers the required content as specified in CompTIAs exam objectives and has been shaped according to the respective exam experiences of the authors. Careful attention has been paid to ensure that each exam objective has been covered and that each term in the list at the end of the objectives has been included in a glossary at the end of the book. The book has been designed in such a way that readers will start with installing Linux and end up with a useable and secure Linux workstation and server that is supported and managed. Key topics discussed include booting Linux; how to use the BASH command-line interpreter (CLI) or BASH shell; and how to install applications to transform the Linux system into a productive tool. The remaining chapters cover the configuration of Linux as a workstation and as a server; security objectives; and the care and feeding of a Linux system. Each chapter ends with 15 exam questions along with a corresponding answer key.
Covers everything from test taking techniques to advanced topics - keeping the beginner and intermediate IT professional in mind
Layout of the guide parallels the 2009 Linux+ objectives for ease of study
More than just a book, this kit includes a self test, tiered questions, and two practice exams
Computer Support Professionals, Network/Security Administrators, IT Technicians, Network/Systems Engineers
About the Authors
1 Introducing Linux+ Introduction Benefits of Certification A Walk Through the Book The Approach The Chapters Differences in the New Version of the Exam Application and Services Networking Security Summary
2 Installing Linux Unique Terms and Definitions Introduction A Note about Hardware Installing from Local Media Linux Installation Process Welcome Screen System Probing and Installation Mode Clock and Time Zone Desktop Selection Suggested Partitioning User Settings Installation Settings Perform Installation Automatic Configuration Manual Configuration Hostname and Domain Name Network Configuration Installing across the Network Laying Out the Filesystem Disk Types Logical Volume Manager 46 Redundant Array of Independent Disk RAID Levels Summary of Exam Objectives Self Test Self Test Quick Answer Key
3 Managing Filesystems Unique Terms and Definitions Introduction Filesystem Types Local Network Mounting and U(n)mounting Filesystems The mount and umount Commands /etc/fstab Partitions Directories Filesystem Management Checking Disk Usage Quotas Check and Repair Filesystems Loopback Devices Network File System Swap Summary of Exam Objectives Self Test Self Test Quick Answer Key
4 Booting Linux Unique Terms and Definitions Introduction GRUB Installing GRUB and Booting Linux GRUB Configuration Files and Commands Runlevels The init Command Linux Seven Runlevels Troubleshooting Boot Issues Summary of Exam Objectives Self Test Self Test Quick Answer Key
5 Configuring the Base System Unique Terms and Definitions Introduction User Profiles System and User Profile and Environment Variables Device Management lsusb lspci lsmod /sys /proc modprobe and modprobe.conf File /etc/modules.conf Configuration File Linux Hardware Compatibility List Networking Configuring the Interface TCP/IP Ports Managing Connectivity Summary of Exam Objectives Self Test Self Test Quick Answer Key
6 Using BASH Unique Terms and Definitions Introduction BASH Commands Navigating Directories Using File Commands Editing Files Using vi Managing Processes Leveraging I/O Redirection Special Devices Using System Documentation Using Virtual Consoles Accessing Kernel and Architecture Information Basic Scripting Using Shell Features Scheduling Tasks cron (cron allow, cron deny) crontab Command Syntax atq Managing Services /etc/init.d inetd and xinetd chkconfig Summary of Exam Objectives Self Test Self Test Quick Answer Key Endnotes
7 Installing Applications Unique Terms and Definitions Introduction Install, Remove, and Update Programs Red Hat Package Manager deb Advanced Packaging Tool Compiling and Installing Applications from Source Archive Files Resolving Application Dependencies Adding and Removing Repositories Yum Repositories Adding a Repository in Debian Summary of Exam Objectives Self Test Self Test Quick Answer Key
8 Installing, Configuring as a Workstation Unique Terms and Definitions Introduction Printing CUPS Overview Enable and Disable Queues Printing Commands X11 Starting and Stopping X11 Difference between X11 Clients and Server Window Managers Multiple Desktops X Window System Directories Terminal Emulators Summary of Exam Objectives Self Test Self Test Quick Answer Key
9 Installing, Configuring as a Server Unique Terms and Definitions Introduction Network Services Dynamic Host Configuration Protocol Domain Name Server Network Time Protocol Windows Interoperability Web Services Remote Access from the Command Line Apache (HTTP) and Tomcat File Transfer Protocol Squid Application Services Printing Mail Sendmail MySQL Summary of Exam Objectives Self Test Self Test Quick Answer Key
10 Securing Linux Unique Terms and Definitions Introduction Managing and Monitoring User and Group Accounts Tools Files File Permissions and Ownership Tools Special Permissions SELinux Basics Running Modes, Enabled, Disabled, Permissive Implementing Privilege Escalation sudo su /etc/sudoers Security Applications and Utilities nmap Wireshark Nessus Snort Tripwire Checksum and File Verification Utilities md5sum sha1sum gpg Implementing Remote Access SSH VNC Authentication Methods PAM LDAP NIS RADIUS Two-Factor Authentication Summary of Exam Objectives Self Test Self Test Quick Answer Key Endnotes
11 Troubleshooting and Maintaining Linux Unique Terms and Definitions Introduction Monitoring Tools Commands Load Average Analyzing Logs Common Log Files Rotating Logs Searching and Interpreting Log Files Backing Up and Restoring Copying Data Archiving and Restoring Commands Writing to Removable Media (CD-RW, DVD-RW) Summary of Exam Objectives Self Test Self Test Quick Answer Key Endnotes Appendix Self Test Glossary Index
No. of pages: 464
Language: English
Edition: 1
Published: October 21, 2009
Imprint: Syngress
eBook ISBN: 9781597494830
CH
Chris Happel
Chris Happel has over 20 years' experience with voice and data networking and security. He is currently a managing consultant for Liberty Trio, LLC, and is an avid supporter of GNU/Linux and open source software.
Affiliations and expertise
managing consultant for Liberty Trio, LLC, and is an avid supporter of GNU/Linux and open source software.
BB
Brian Barber
Brian Barber (Linux+, MCSE, MCSA, MCP+I, CNE, CNA-GW) works for the Canada Deposit Insurance Corporation (CDIC) as a project manager and architect for CDIC's IT service management program. He first started using Linux at home with Red Hat 5.1 and since then he has been a staunch advocate of open source software, belonging to the Ottawa Canada Linux User Group (OCLUG) since 2001 and the Ottawa Python Authors Group. His primary areas of interest are operating systems, infrastructure design, multiplatform integration, directory services, and enterprise messaging. In the past he has held the positions of Principal Consultant with Sierra Systems Group Inc., Senior Technical Coordinator at the LGS Group Inc. (now a part of IBM Global Services) and Senior Technical Analyst at MetLife Canada.
Affiliations and expertise
works for the Canada Deposit Insurance Corporation (CDIC) as a project manager and architect for CDIC's IT service management program.
GS
Graham Speake
Graham Speake (CISSP #56073, M.Inst. ISP) is a risk management consultant with BP, one of the world's largest energy companies. He currently provides risk assessment and remediation consultancy to BP operating units throughout the world. His specialties include industrial automation and process control security, penetration testing, network security, and network design. Graham is a frequent speaker at security conferences and often presents security training to BP staff around the world. Grahams's background includes positions as a consultant at ATOS/Origin and an engineer at the Ford Motor Company.
Graham holds a Bachelor's Degree from the Swansea University in Wales and is a member of the ISA.
Affiliations and expertise
Risk Management Consultant, BP and CISSP
TL
Terrence V. Lillard
Terrence V. Lillard (Linux+, CISSP) is an IT Security architect and cybercrime and cyberforensics expert. He is actively involved in computer, intrusion, network, and steganography cybercrime and cyberforensics cases, including investigations, security audits, and assessments both nationally and internationally. Terrence has testified in U.S. District Court as a Computer Forensics/Security Expert Witness. He has designed and implemented security architectures for various government, military, and multi-national corporations. Terrence's background includes positions as principal consultant at Microsoft, the IT Security Operations manager for the District of Columbia's government IT Security Team, and instructor at the Defense Cyber Crime Center's (DC3) Computer Investigation Training Academy Program. He has taught IT security and cybercrime/cyberforensics at the undergraduate and graduate level.
He holds a B.S. in Electrical Engineering, Master of Business Administration (MBA), and is currently pursuing a Ph.D. in Information Security.
Affiliations and expertise
IT Security architect and cybercrime and cyberforensics expert.