XK0-002 - Linux+ 2004

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Linux+ 2004


uCertify uses content from well known publishers, instructors, and subject matter experts. They have a minimum of 15 years of experience in their fields. uCertify brings these textbooks to life. It is full of interactive activities that keeps the learner engaged. uCertify brings all available learning resources for a topic in one place so that the learner can efficiently learn without going to multiple places. Challenge questions are also embedded in the chapters so learners can attempt those while they are learning about that particular topic. This helps them grasp the concepts better because they can go over it again right away which improves learning. Learners can do Flashcards, Exercises, Quizzes and Labs related to each chapter. At the end of every lesson, uCertify courses guide the learners on the path they should follow.

uCertify platform supports 50+ different types of interactive activities, connect the idea, or try it yourself lab activities embedded throughout its course. These interactive activities keeps learners engaged and makes learning fun.

Here's What You Get

Exercises, Flashcards, Quizzes & Glossary

Each lesson comes with Exercises, Flashcards & Quizzes. There is no limit to the number of times learners can attempt these. Exercises come with detailed remediation, which ensures that learners are confident on the topic before proceeding. Flashcards help master the key concepts while Glossary defines the key terms.

Exercise Questions

Test Prep & Practice Questions

uCertify provides full length practice tests. These tests closely follow the exam objectives and are designed to simulate real exam conditions. Each course has a number of test sets consisting of hundreds of items to ensure that learners are prepared for the certification exam.

Here's What You Get

Pre-assessments Questions
Full Length Tests
Post-Assessments Questions


Full Remediation

Each question comes with detailed remediation explaining not only why an answer option is correct but also why the incorrect answer options are incorrect.

Unlimited Practice

Each test can be taken unlimited number of times until the learner feels they are prepared. Learner can review the test and read detailed remediation. Detailed test history is also available.

Learn, Test and Review Mode

Each test set comes with learn, test and review modes. In learn mode, learners will attempt a question and will get immediate feedback and complete remediation as they move on to the next question. In test mode, learners can take a timed test simulating the actual exam conditions. In review mode, learners can read through one item at a time without attempting it.

Exam Information

Table of Content

Here's What you will Learn

Lesson 1: Installation

  • Identify all system hardware required (for examp...and check compatibility with Linux Distribution.
  • Determine appropriate method of installation bas...ot disk, CD-ROM, network (HTTP, FTP, NFS, SMB)).
  • Install multimedia options (for example: video, sound, codecs).
  • Identify purpose of Linux machine based on prede...ystem, database, mail server, Web server, etc.).
  • Determine what software and services should be i... workstation, server services for desired task).
  • Partition according to pre-installation plan usi.../var, /home, swap, RAID/volume, hot-spare, lvm).
  • Configure file systems (for example: (ext2) or (ext3) or REISER).
  • Configure a boot manager (for example: LILO, ELILO, GRUB, multiple boot options).
  • Manage packages after installing the operating s...ninstall, update) (for example: RPM, tar, gzip).
  • Select appropriate networking configuration and ... (for example: inetd, xinetd, modems, Ethernet).
  • Select appropriate parameters for Linux installa...example: language, time zones, keyboard, mouse).
  • Configure peripherals as necessary (for example: printer, scanner, modem).

Lesson 2: Management

  • Manage local storage devices and file systems (for example:: fsck, fdisk, mkfs) using CLI commands.
  • Mount and unmount varied filesystems (for example: Samba, NFS) using CLI commands.
  • Create files and directories and modify files using CLI commands.
  • Execute content and directory searches using find and grep.
  • Create linked files using CLI commands.
  • Modify file and directory permissions and owners...t, octal permissions, chgrp) using CLI commands.
  • Identify and modify default permissions for file...ctories (for example: umask) using CLI commands.
  • Perform and verify backups and restores (tar, cpio).
  • Access and write data to recordable media (for example: CDRW, hard drive, flash memory devices).
  • Manage runlevels and system initialization from .../inittab and init command, /etc/rc.d, rc.local).
  • Identify, execute, manage, and kill processes (f... kill, killall, bg, fg, jobs, nice, renice, rc).
  • Differentiate core processes from non-critical s...init, [kernel processes], PID, and PPID values).
  • Repair packages and scripts (for example: resolv..., repairing, installing, updating applications).
  • Monitor and troubleshoot network activity (for example: ping, netstat, traceroute).
  • Perform text manipulation (for example: sed, awk, vi).
  • Manage print jobs and print queues (for example: lpd, lprm, lpq, CUPS).
  • Perform remote management (for example: rsh, ssh, rlogin).
  • Perform NIS-related domain management (yp commands).
  • Create, modify, and use basic shell scripts.
  • Create, modify, and delete user and group accoun...uota, chown, chmod, grpmod) using CLI utilities.
  • Manage and access mail queues (for example: sendmail, postfix, mail, mutt) using CLI utilities.
  • Schedule jobs to execute in the future using at and cron daemons.
  • Redirect output (for example: piping, redirection).

Lesson 3: Configuration

  • Configure client network services and settings (for example: settings for TCP/IP).
  • Configure basic server network services (for example: DNS, DHCP, SAMBA, Apache).
  • Implement basic routing and subnetting (for example: /sbin/route, IP forward statement).
  • Configure the system and perform basic makefile ...s to support compiling applications and drivers.
  • Configure files that are used to mount drives or... (for example: fstab, mtab, SAMBA, nfs, syntax).
  • Implement DNS and describe how it works (for exa....conf, edit /etc/resolv.conf, dig, host, named).
  • Configure a Network Interface Card (NIC) from a command line.
  • Configure Linux printing (for example: CUPS, BSD LPD, SAMBA).
  • Apply basic printer permissions.
  • Configure log files (for example: syslog, remote logfile storage).
  • Configure the X Window system.
  • Set up environment variables (for example: $PATH, $DISPLAY, $TERM, $PROMPT, $PS1).

Lesson 4: Security

  • Configure security environment files (for exampl...sts.allow, sudoers, ftpusers, sshd_config, PAM).
  • Delete accounts while maintaining data stored in that user's home directory.
  • Given security requirements, implement appropria...configuration (for example: blowfish 3DES, MD5).
  • Detect symptoms that indicate a machine's securi...files for irregularities or intrusion attempts).
  • Use appropriate access level for login (for example: root level vs user level activities, su, sudo).
  • Set process and special permissions (for example: SUID, GUID).
  • Identify different Linux Intrusion Detection Systems (IDS) (for example: Snort, PortSentry).
  • Given security requirements, implement basic IP ...ains (note: requires knowledge of common ports).
  • Implement security auditing for files and authentication.
  • Identify whether a package or file has been corrupted / altered (for example: checksum, Tripwire).
  • Given a set of security requirements, set passwo...example: identify systems not shadow passwords).
  • Identify security vulnerabilities within Linux services.
  • Set up user-level security (for example: limits on logins, memory usage, and processes).

Lesson 5: Documentation

  • Establish and monitor system performance baseline (for example: top, sar, vmstat, pstree).
  • Create written procedures for installation, configuration, security, and management.
  • Document installed configuration (for example: i... list, changes -configuration, and maintenance).
  • Troubleshoot errors using systems logs (for example: tail, head, grep).
  • Troubleshoot application errors using application logs (for example: tail, head, grep).
  • Access system documentation and help files (for example: man, info, readme, Web).

Lesson 6: Hardware

  • Describe common hardware components and resource... connectors, IRQs, DMA, SCSI, memory addresses).
  • Diagnose hardware issues using Linux tools (for ...es, ifconfig, /dev, live CD rescue disk, dmesg).
  • Identify and configure removable system hardware (for example: PCMCIA, USB, IEEE1394).
  • Configure advanced power management and Advanced Configuration and Power Interface (ACPI).
  • Identify and configure mass storage devices and ...example: SCSI, ATAPI, tape, optical recordable).

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