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Questions and Answers
The most popular Linux platform for mobile phones is:
Which of the following are examples of desktop software? (Choose two)
What does a distribution provide to add and remove software from the system?
Package Manager
A copyleft provision in a software license means:
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Linux is distributed under which license?
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Creative Commons licenses allow you to: (Choose three)
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Which of the following pieces of software deal with file sharing? (Choose three)
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The Linux shell: (Choose three)
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What does virtualization mean?
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Which environment variable contains a list of directories that is searched for commands to execute?
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Select the command that can report the location of a command:
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A pair of double quotes (" ") will prevent the shell from interpreting any metacharacter.
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When choosing a Linux distribution, consider: (Choose five)
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In graphical mode, you can get to a shell by running which applications? (Choose two)
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Source code refers to:
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Open source means: (Choose two)
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Study Notes
Mobile Operating Systems
- Android is the most popular Linux platform for mobile phones.
Desktop Software
- Examples of desktop software include web browsers, compilers, and music players.
- Web servers and file shares are examples of server software.
Software Release Cycle
- Dictates how frequently software is updated.
- Should be long enough to provide time for users to upgrade.
- Should be short enough to ensure users have the most recent releases.
Package Managers
- Package managers provide tools to add and remove software from the system.
Software Licenses
- A copyleft provision requires redistribution of the source code for any changes made.
- Linux is distributed under the GPLv2 or GPLv3 license.
- Creative Commons licenses allow you to specify:
- If the work can be used commercially.
- If changes must be shared.
File Sharing
- Samba, NFS, and Netatalk are software solutions that handle file sharing.
The Linux Shell
- It has a built-in scripting language.
- It is customizable.
- It allows you to launch programs.
Virtualization
- Virtualization allows a single host to be split into multiple guests.
Software Maintenance Cycle
- Describes the duration of support for a software version.
- It should be long enough to allow time for upgrades, but short enough to ensure users have the freshest releases.
Environment Variables
- The PATH environment variable contains a list of directories searched for commands to execute.
- The "which" command reports the location of a command.
Choosing a Linux Distribution
- Factors to consider include:
- Whether the distribution supports the necessary application software
- Whether commercial support is required for the OS
- Whether the organization requires long-term support for the system; if so, a stable version is needed
- Whether the distribution offers a GUI
- The popularity of the distribution on social media
Graphical Shells
- Xterm, Console, Terminal, and Guiterm are applications that can be used to access a shell in graphical mode.
Source Code
- Source code refers to the human-readable version of computer software.
Open Source Software
- Open source software allows you to view and modify the software's source code.
The Copyleft Provision
- Copyleft provisions do not provide definitions of the term in this document.
Metacharacters
- A pair of double quotes ("") will prevent the shell from interpreting any metacharacter.
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Description
Explore the key concepts of mobile operating systems like Android, various desktop software types, and the software release cycle. Understand package managers, software licenses, and file sharing solutions in this comprehensive quiz.
