CompTIA Linux+ Powered by Linux Professional Institute Study Guide. Richard Blum
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СКАЧАТЬ Perform basic file editing operations using vi ( Chapter 5 )

      ● Navigate a document using vi

      ● Use basic vi modes

      ● Insert, edit, delete, copy, and find text

      ● The following is a partial list of the files, terms and utilities covered in this objective: vi, /, ?, h, j, k, l, i, o, a, c, d, p, y, dd, yy, ZZ, :w!, :q!, :e!

      104 Devices, Linux Filesystems, Filesystem Hierarchy Standard

      104.1 Create partitions and filesystems ( Chapter 3 )

      ● Manage MBR partition tables

      ● Use various mkfs commands to create various filesystems, such as ext2, ext3, ext4, xfs, vfat

      ● Awareness of ReiserFS and Btrfs

      ● Basic knowledge of gdisk and parted with GPT

      ● The following is a partial list of the files, terms, and utilities covered in this objective: fdisk, gdisk, parted, mkfs, mkswap

      104.2 Maintain the integrity of filesystems ( Chapter 3 )

      ● Verify the integrity of filesystems

      ● Monitor free space and inodes

      ● Repair simple filesystem problems

      ● The following is a partial list of the files, terms, and utilities covered in this objective: du, df, fsck, e2fsck, mke2fs, debugfs, dumpe2fs, tune2fs, xfs tools (such as xfs_metadump and xfs_info)

      104.3 Control mounting and unmounting of filesystems ( Chapter 3 )

      ● Manually mount and unmount filesystems

      ● Configure filesystem mounting on bootup

      ● Configure user mountable removeable filesystems

      ● The following is a partial list of the files, terms, and utilities covered in this objective: /etc/fstab, /media, mount, umount

      104.4 Manage disk quotas ( Chapter 4 )

      ● Set up a disk quota for a filesystem

      ● Edit, check, and generate user quota reports

      ● The following is a partial list of the files, terms, and utilities covered in this objective: quota, edquota, repquota, quotaon

      104.5 Manage file permissions and ownership ( Chapter 4 )

      ● Manage access permissions on regular and special files as well as directories

      ● Use access modes such as SUID, SGID, and the sticky bit to maintain security

      ● Know how to change the file creation mask

      ● Use the group field to grant file access to group members

      ● The following is a partial list of the files, terms, and utilities covered in this objective: chmod, umask, chown, chgrp

      104.6 Create and change hard and symbolic links ( Chapter 4 )

      ● Create links

      ● Identify hard and/or soft links

      ● Copying versus linking files

      ● Use links to support system administration tasks

      ● This utility is covered in this objective: ln, ls

      104.7 Find system files and place files in the correct location ( Chapter 4 )

      ● Understand the correct locations of files under the FHS

      ● Find files and commands on a Linux system

      ● Know the location and purpose of important files and directories as defined in the FHS

      ● The following is a partial list of the files, terms, and utilities covered in this objective: find, locate, updatedb, whereis, which, type, /etc/updatedb.conf

      Exam LX0-104 Objectives

      The LX0-104 exam comprises six topics (105–110), each of which contains three or four objectives. The six major topics are as follows:

      105 Shells, Scripting, and Data Management

      105.1 Customize and use the shell environment ( Chapter 9 )

      ● Set environment variables (e.g., PATH) at login or when spawning a new shell

      ● Write bash functions for frequently used sequences of commands

      ● Maintain skeleton directories for new user accounts

      ● Set command search path with the proper directory

      ● The following is a partial list of the files, terms, and utilities covered in this objective: source, /etc/bash.bashrc, /etc/profile, env, export, set, unset, ∼/.bash_profile, ∼/.bash_login, ∼/.profile, ∼/.bashrc, ∼/.bash_logout, function, alias, lists

      105.2 Customize or write simple scripts ( Chapter 9 )

      ● Use standard sh syntax (loops, tests)

      ● Use command substitution

      ● СКАЧАТЬ