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RHCSA/RHCE Red Hat Linux Certification Practice Exams with Virtual Machines (Exams EX200 & EX300)

Book Description

Don’t Let the Real Test Be Your First Test! RHCSA/RHCE Red Hat Linux Certification Practice Exams with Virtual Machines (Exams EX200&EX300) features 100+ hands-on labs, four complete practice exams, and three virtual machines. To help you understand the material, the labs and practice exams are accompanied by in-depth answer explanations. This practical guide covers all official objectives for Exams EX200 and EX300 and is the perfect companion to RHCSA/RHCE Red Hat Linux Certification Study Guide, Sixth Edition.

NOTE: This ebook does not provide access to the companion files.

Table of Contents

  1. Cover Page
  2. RHCSA/RHCE Red Hat® Linux Certification Practice Exams with Virtual Machines (Exams EX200 & EX300)
  3. Copyright Page
  4. Dedication
  5. CONTENTS AT A GLANCE
  6. CONTENTS
  7. About the Contributors
  8. Acknowledgments
  9. Preface
  10. Introduction
  11. 1 Prepare for Red Hat Hands-on Certifications
    1. The RHCSA and RHCE Exams
      1. The Exam Experience
      2. The RHCSA Exam
      3. The RHCE Exam
      4. Evolving Requirements
    2. Basic Hardware Requirements
      1. Hardware Compatibility
      2. RAM Requirements
      3. Hard Drive Options
    3. Get Red Hat Enterprise Linux
      1. The Point Releases Don’t Matter
      2. The Choices
      3. Purchase an RHEL 6 Subscription
      4. Get an Evaluation Copy
      5. Putting RHEL 6 to Work
      6. Third-Party Rebuilds
    4. Installation Requirements
      1. Red Hat and Virtual Machines
      2. Virtual and Physical Systems
    5. Installation Options
      1. Boot Media
      2. Booting the RHEL 6 Installation
      3. Basic Installation Steps
      4. Default Security Settings
    6. Install Virtual Machines from the Mcgraw Hill Professional Media Center
      1. A Preinstalled Environment for Practice Labs
      2. System Roles
    7. Configure a Physical Machine for Virtual Guests
    8. A Default Configuration FTP Server
    9. A Default Configuration HTTP Server
    10. Q&A Self Test
  12. 2 Virtual Machines and Automated Installations
    1. Start and Stop Virtual Machines
      1. Starting and Stopping VMs from the Command Line
      2. Starting and Stopping VMs from the GUI
    2. Configure Systems to Start Virtual Machines at Boot
    3. Access a Virtual Machine’s Console
    4. Access Remote Systems Using SSH
    5. Install Red Hat Enterprise Linux Systems as Virtual Guests
    6. Install Red Hat Enterprise Linux Automatically Using Kickstart
    7. Q&A Self Test
  13. 3 Fundamental Command-Line Skills
    1. Access a Shell Prompt and Issue Commands with Correct Syntax ...
    2. Use Input/Output Redirection
    3. Create, Delete, Copy, and Move Files and Directories
    4. Create Hard and Soft Links
    5. Use grep and Regular Expressions to Analyze Text
    6. Locate, Read, and Use System Documentation
    7. Create and Edit Text Files
    8. Start, Stop, and Check the Status of Network Services
    9. Configure Networking and Hostname Resolution
    10. Q&A Self Test
  14. 4 RHCSA-Level Security Options
    1. List, Set, and Change Standard ugo/rwx Permissions
    2. Diagnose and Correct File Permission Problems
    3. Create and Manage Access Control Lists (ACLs)
    4. Configure Firewall Settings Using system-config-firewall or iptables ..
    5. Set Enforcing and Permissive Modes for SELinux
    6. List and Identify SELinux File and Process Context
    7. Restore Default File Contexts
    8. Use Boolean Settings to Modify System SELinux Settings
    9. Diagnose and Address Routine SELinux Policy Violations
    10. Q&A Self Test
  15. 5 The Boot Process
    1. Boot, Reboot, and Shut Down a System Normally
    2. Boot Systems into Different Runlevels Manually
    3. Use Single-User Mode to Gain Access to a System
    4. Configure Systems to Boot Into a Specific Runlevel Automatically ..
    5. Configure Network Services to Start Automatically at Boot
    6. Modify the System Bootloader
    7. Q&A Self Test
  16. 6 Linux Filesystem Administration
    1. Add New Partitions, Logical Volumes, and Swap to a System Non-Destructively
    2. List, Create, Delete, and Set Partition Type for Primary, Extended, and Logical Partitions
    3. Create and Remove Physical Volumes, Assign Physical Volumes to Volume Groups, and Create and Delete Logical Volumes
    4. Extend Existing Unencrypted ext4-formatted Logical Volumes
    5. Create, Mount, and Use ext2, ext3, and ext4 File Systems
    6. Mount and Unmount CIFS and NFS Network File Systems
    7. Configure Systems to Mount File Systems at Boot by Universally Unique ID (UUID) or Label
    8. Create and Configure LUKS-encrypted Partitions and Logical Volumes to Prompt for Password and Mount a Decrypted File System at Boot
    9. Mount, Unmount, and Use LUKS-encrypted File Systems
    10. Configure Systems to Mount ext4, LUKS-encrypted, and Network File Systems Automatically
    11. Q&A Self Test
  17. 7 Package Management
    1. Install and Update Software Packages from Red Hat Network, a Remote Repository, or from the Local File System
    2. Update the Kernel Package Appropriately to Ensure a Bootable System
    3. Q&A Self Test
  18. 8 User Administration
    1. Log In and Switch Users in Multiuser Runlevels
    2. Create, Delete, and Modify Local Users Accounts
    3. Change Passwords and Adjust Password Aging for Local User Accounts
    4. Create, Delete, and Modify Local Groups and Group Memberships ..
    5. Create and Configure set-GID Directories for Collaboration
    6. Configure a System to Use an Existing LDAP Directory Service for User and Group Information
    7. Q&A Self Test
  19. 9 RHCSA-Level System Administration Tasks
    1. Access Remote Systems Using VNC
    2. Archive, Compress, Unpack, and Uncompress Files Using tar, star, gzip, and bzip2
    3. Identify CPU/Memory Intensive Processes; Adjust Process Priority with renice, kill Processes
    4. Schedule Tasks Using cron
    5. Locate and Interpret System Log Files
    6. Q&A Self Test
  20. 10 A Security Primer
    1. Use iptables to Implement Packet Filtering and Configure Network Address Translation (NAT)
    2. Configure Host-Based and User-Based Security for the Service
    3. Q&A Self Test
  21. 11 System Services and SELinux
    1. Install the Packages Needed to Provide the Service
    2. Configure the Service to Start When the System Is Booted
    3. Configure SELinux to Support the Service
    4. Configure Key-Based Authentication
    5. Configure Additional Options Described in Documentation
    6. Q&A Self Test
  22. 12 RHCE Administrative Tasks
    1. Use Shell Scripting to Automate System Maintenance Tasks
    2. Use /proc/sys and sysctl to Modify and Set Kernel Run-Time Parameters
    3. Build a Simple RPM that Packages a Single File
    4. Configure System as an ¿SCSI Initiator that Persistently Mounts an ¿SCSI Target
    5. Configure System to Authenticate Using Kerberos
    6. Route IP traffic and Create Static Routes
    7. Q&A Self Test
  23. 13 Electronic Mail Servers
    1. Install the Packages Needed to Provide the Service
    2. Configure SELinux to Support the Service
    3. Configure the Service to Start When the System Is Booted
    4. Configure the Service for Basic Operation
    5. Configure Host-Based and User-Based Security for the Service
    6. Configure a Mail Transfer Agent (MTA) to Accept Inbound E-mail from other Systems
    7. Configure an MTA to Forward (Relay) E-mail Through a Smart Host
    8. Q&A Self Test
  24. 14 The Apache Web Server
    1. Install the Packages Needed to Provide the Service
    2. Configure SELinux to Support the Service
    3. Configure the Service to Start When the System Is Booted
    4. Configure the Service for Basic Operation
    5. Configure Host-Based and User-Based Security for the Service
    6. Configure a Virtual Host
    7. Configure Private Directories
    8. Deploy a Basic CGI Application
    9. Configure Group-Managed Content
    10. Q&A Self Test
  25. 15 The Samba File Server
    1. Install the Packages Needed to Provide the Service
    2. Configure SELinux to Support the Service
    3. Configure the Service to Start When the System Is Booted
    4. Configure the Service for Basic Operation
    5. Configure Host-Based and User-Based Security for the Service
    6. Provide Network Shares to Specific Clients
    7. Provide Network Shares Suitable for Group Collaboration
    8. Q&A Self Test
  26. 16 More File-Sharing Services
    1. Install the Packages Needed to Provide the Service
    2. Configure SELinux to Support the Service
    3. Configure the Service to Start When the System Is Booted
    4. Configure the Service for Basic Operation
    5. Configure Host-Based and User-Based Security for the Service
    6. Configure Anonymous-Only Download for an FTP Server
    7. Provide NFS Network Shares to Specific Clients
    8. Provide NFS Network Shares Suitable for Group Collaboration
    9. Q&A Self Test
  27. 17 Administrative Services: DNS, NTP, and Logging
    1. Produce and Deliver Reports on System Utilization (Processor, Memory, Disk, and Network)
    2. Configure a System to Log to a Remote System
    3. Configure a System to Accept Logging from a Remote System
    4. Install the Packages Needed to Provide the Service
    5. Configure SELinux to Support the Service
    6. Configure the Service to Start When the System Is Booted
    7. Configure the Service for Basic Operation
    8. Configure Host-Based and User-Based Security for the Service
    9. Configure a Caching-Only Name Server
    10. Configure a Caching-Only Name Server to Forward DNS Queries ...
    11. Synchronize Time Using Other NTP Peers
    12. Q&A Self Test
  28. A Prepare a System for the Sample Exams
    1. Basic Sample Exam System Requirements
    2. Additional Sample Exam System Requirements for the RHCE
  29. B RHCSA: Sample Exam 1
    1. RHCSA Sample Exam 1 Discussion
  30. C RHCSA: Sample Exam 2
    1. RHCSA Sample Exam 2 Discussion
  31. D RHCE: Sample Exam 1
    1. RHCE Sample Exam 1 Discussion
  32. E RHCE: Sample Exam 2
    1. RHCE Sample Exam 2 Discussion
  33. F About the Download
    1. System Requirments
    2. Technical Support
  34. Index