Linux Essentials: Shells, Commands, and File Management

What is the most common shell used for Linux distributions?

Bash

What flag tells tar to read from the file that follows the command tar -czf foo.tar.gz bar?

-f flag

In graphical mode, name two applications to get to a shell.

Terminal, XTERM

Which glob character represents zero or more of any character in a file name?

Asterisk

Name three options Creative Commons license allows creators to specify.

Specify if changes must be shared, specify if changes may be distributed, allow or disallow commercial use

List 5 factors to consider when choosing a Linux distribution.

Software, commercial support, GUI, need for long term support, stability

True or false: The shell interprets terminal commands into the instructions the OS can execute.

True

In a long listing (ls -l), what does the first character indicate?

Regular file, directory, or symbolic link

Name the three main operations modes of the 'tar' command.

Create, extract, list

True or false: The main purpose of glob character is to provide a list of filenames for the command.

True

Linux is distributed under which software license?

GPL_V2

What does it mean that a software can be casted to multiple guests?

Virtualization

What describes how long a version will be supported?

Maintenance cycle

What does CLI stand for?

Command Line Interface

Name three standard sections commonly appearing in a man page.

Name, description, synopsis

What command allows you to change your current working directory?

cd

Name three commands used to compress a file in Linux.

Bzip2, Gzip, Zip

Name three common glob characters in Linux.

Asterisk, question mark, square brackets

What provides tools to add and remove software from the system?

Package Manager

Name three characteristics/capabilities of Linux.

Scripting language, customizable, launching programs

True or false: Double quotes allow every metacharacter to be seen normally.

False

What is a provision requiring modified software redistributions to include source code?

Copyleft provision

What is the main difference between a man page and an info page?

Info page is like a guide, man page is a reference

Running the 'cd' command by itself takes you to?

Home Directory

Name three characteristics of Lossy Compression.

Sacrifice quality, better compression, often used in images

What two command lines are used to search man page sections for a keyword?

Apropos and man -k

What two rights define Open Source software?

You can view and modify the software's source code

Select the command that reports the location of a command.

Which command

Name three pieces of software that deal with file sharing.

NFS, Samba, Netatalk

What dictates how often software is updated?

Release Cycle

What two tasks can the 'touch' command perform?

Create files and update the timestamp of existing files

The tilde symbol is used to represent?

A user's home directory

What is a human-readable version of the code?

Source Code

Which of these are desktop software examples: Web browser, Music player, Samba, NFS?

Music player

The top level directory on a Linux system is represented by?

/

Which environment variable contains a list of directories searched for commands to execute?

The PATH environment variable

What command is used to rename a file?

mv

What is the most popular Linux platform for mobile phones?

Android

How does file compression work?

Removes redundant information

Which two pager commands are used by the 'man' command to navigate?

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