CompTIA Linux+ Study Guide: Exams LX0-101 and LX0-102

CompTIA Linux+ Study Guide: Exams LX0-101 and LX0-102

Roderick W. Smith

Language: English

Pages: 648

ISBN: 1118531744

Format: PDF / Kindle (mobi) / ePub


The Best Test Prep for the CompTIA Linux+ Powered By LPI Exams

One of Sybex's most popular certification Study Guides, CompTIA Linux+ Study Guide, Second Edition thoroughly prepares candidates for the CompTIA Linux+ Powered by LPI exams (LX0-101 and LX0-102). In addition to full coverage of all exam objectives for both exams, chapter review questions, and hands-on exercises, this CompTIA Authorized courseware also includes access to a great set of Linux-, Mac-, and Windows-compatible online test-prep tools. Author Roderick W. Smith, CompTIA Linux+, LPIC-1, LPIC-2, is a Linux networking expert who gives candidates the authoritative instruction and review they need.

  • Provides full coverage of all exam objectives for the CompTIA Linux+ Powered by LPI exams ((LX0-101 and LX0-102)
  • Includes challenging review questions, hands-on exercises, and real-world scenarios that put the information in the context of real job roles
  • Provides access to a Linux-, Mac-, and Windows-compatible custom test engine, with hundreds of sample questions and flashcards
  • Covers essential topics, such as system architecture, installation, GNU and Unix commands, filesystems and filesystem hierarchy, shells, scripting, data management, networking fundamentals, security, and more

CompTIA Linux+ Study Guide, Second Edition is what you need for top-notch preparation for the CompTIA Linux+ Powered by LPI certification exams.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

such as the Secure Shell (SSH) login tool or Secure Sockets Layer (SSL) encryption, when transferring any data that’s even remotely sensitive; and be extra cautious about security on networks that support wireless access. In a typical configuration, an intruder who can break into your wireless access point looks to the rest of your network like any other local user, so protecting that access point is extremely important. In addition to the network hardware in your computers, you need network

1. Log into the Linux system as a normal user. 2. Launch an xterm from the desktop environment’s menu system, if you used a GUI login method. 3. Type export PS1="\T; \j jobs> ". The backslash (\) is an escape character that denotes special data to be inserted into the prompt when used in the PS1 environment variable. \T is expanded into the current time in 12-hour format, and \j is expanded into the number of jobs the shell manages. The man page for bash has a complete list of expansions the

points enables a cracker to sniff email traffic and extract sensitive data, such as credit card or Social Security numbers. Encrypting your email keeps such details private. The usual tool for encrypting email is the GNU Privacy Guard (GPG or GnuPG; http://www.gnupg.org) package. This package is an open source re-implementation of the proprietary Pretty Good Privacy (PGP). In addition to encrypting entire messages, GPG enables you to digitally “sign” messages. Used in this way, messages can be

one or two clicks. To install the items on a computer running Linux, follow these steps: 1. Download the .ZIP file to your hard drive, and unzip to an appropriate location. Instructions on where to download this file can be found here: http://www.sybex.com/go/linuxplus2e. 2. Open the Start.html file in an internet browser to open the study tools file. 3. Read the license agreement, and then click the Accept button if you want to use the study tools. To install the items on a Mac, follow

the package is installed) The following is a partial list of the used files, terms and utilities: /etc/apt/sources.list, dpkg, dpkg-reconfigure, apt-get, apt-cache, aptitude 102.5 Use RPM and YUM package management (Chapter 2) Install, re-install, upgrade and remove packages using RPM and YUM Obtain information on RPM packages such as version, status, dependencies, integrity and signatures Determine what files a package provides, as well as find which package a specific file comes from

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