Discover the Power of Linux in Embedded Systems
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Questions and Answers

Which operating system was Linux inspired by?

  • Unix (correct)
  • Mac OS
  • Android
  • Windows

    • When was the development of Linux started?

  • 1980s
  • 1990s (correct)
  • 1970s
  • 2000s

    • What is a Linux distribution?

  • A bundle that consists of a Linux kernel and a selection of applications (correct)
  • A company that maintains the Linux kernel
  • A tool for software installation and system administration
  • A user group that maintains the Linux kernel

    • Which type of cloud service typically offers Linux as part of its offering?

    <p>Infrastructure as a Service (IaaS)</p> Signup and view all the answers

    What is chosen when starting an IaaS instance in the cloud?

    <p>An image</p> Signup and view all the answers

    What do cloud providers add to their images to adjust the installation to a specific cloud instance?

    <p>Tools</p> Signup and view all the answers

    Which package manager is used by distributions of the Debian distribution family?

    <p>apt-get</p> Signup and view all the answers

    Who launched the Debian GNU/Linux Project?

    <p>Ian Murdock</p> Signup and view all the answers

    Which Linux distribution is a test-bed for new technologies which might later be included in Red Hat Enterprise Linux?

    <p>Fedora</p> Signup and view all the answers

    Which Linux distribution is known for its YaST configuration tool?

    <p>openSUSE</p> Signup and view all the answers

    Which operating system is mainly developed for touchscreen devices, but has also been developed for game consoles, digital cameras, and PCs?

    <p>Android</p> Signup and view all the answers

    What are the major advantages of Linux over proprietary embedded software?

    <p>Cross vendor platform compatibility, development, support, and no license fees</p> Signup and view all the answers

    What is the purpose of Raspberry Pi?

    <p>To teach young people to learn to program and understand the functionality of computers</p> Signup and view all the answers

    Which Linux distribution is customized to be installed on the Raspberry Pi hardware and provides more than 35000 packages optimized for this environment?

    <p>Raspbian</p> Signup and view all the answers

    Which package management system is used by Debian, Ubuntu, and Linux Mint to install software packages?

    <p>dpkg, apt-get, and apt</p> Signup and view all the answers

    What are dependencies in the context of software packages?

    <p>Auxiliary packages needed by programs</p> Signup and view all the answers

    What is the purpose of a package repository in Linux distributions?

    <p>To provide a collection of applications available for installation</p> Signup and view all the answers

    Which command is used to search for packages and list information about available packages in systems that use DEB packages?

    <p>apt-get</p> Signup and view all the answers

    Which command is used to install a package in systems that use DEB packages?

    <p>apt-get</p> Signup and view all the answers

    Which command is used to search for packages and list information about available packages in systems that use RPM packages?

    <p>yum</p> Signup and view all the answers

    Which command is used to install a package in systems that use RPM packages?

    <p>yum</p> Signup and view all the answers

    Which scripting language is commonly used on the client side (web browser)?

    <p>JavaScript</p> Signup and view all the answers

    What is the role of an HTTP server in rendering a web page?

    <p>All of the above</p> Signup and view all the answers

    Which type of database is the most common?

    <p>Relational database</p> Signup and view all the answers

    Which protocol is often used to share file systems in networks equipped only with Unix/Linux machines?

    <p>NFS</p> Signup and view all the answers

    Which office suite was originally released as the open source version of the StarOffice suite?

    <p>OpenOffice.org</p> Signup and view all the answers

    Which document format is fully open and ISO standardized, and ensures compatibility between operating systems and applications from different vendors?

    <p>Open Document Format</p> Signup and view all the answers

    Which two office suites have the same basic features and are compatible with Microsoft Office document formats?

    <p>OpenOffice/LibreOffice</p> Signup and view all the answers

    Which license is LibreOffice released under?

    <p>LGPLv3</p> Signup and view all the answers

    Which open source browser is based on Chromium and fully compatible with Google Chrome?

    <p>Mozilla Firefox</p> Signup and view all the answers

    Which open source image editor can be compared with Adobe Photoshop and is used to create, edit, and save most bitmap files?

    <p>GIMP</p> Signup and view all the answers

    Which open source vector graphics editor uses SVG as its default format and can be used in flexible layouts of web pages?

    <p>Inkscape</p> Signup and view all the answers

    Which open source audio editor can be used to filter, apply effects, and convert between many different audio formats?

    <p>Audacity</p> Signup and view all the answers

    Which protocol is responsible for assigning an IP address to a host when it connects to a network?

    <p>DHCP</p> Signup and view all the answers

    What is the purpose of a DNS server in a network?

    <p>To translate domain names to IP addresses</p> Signup and view all the answers

    Why is it important to enable HTTPS when installing ownCloud or Nextcloud on a private server?

    <p>To encrypt all connections to the cloud</p> Signup and view all the answers

    What makes ownCloud and Nextcloud different from other commercial solutions?

    <p>The ability to install them on a private server, free of charge</p> Signup and view all the answers

    Which programming language is often used for form validation routines?

    <p>JavaScript</p> Signup and view all the answers

    Which programming language is known for its flexibility and speed?

    <p>C</p> Signup and view all the answers

    Which programming language is considered portable and can be executed in different operating systems?

    <p>Java</p> Signup and view all the answers

    Which programming language is most commonly used for processing text content?

    <p>Perl</p> Signup and view all the answers

    Which programming languages are commonly used in Linux systems?

    <p>All of the above</p> Signup and view all the answers

    What is the purpose of a DNS server in a network?

    <p>To convert domain names to IP addresses</p> Signup and view all the answers

    What is the difference between compiled and interpreted programming languages?

    <p>Compiled languages require a compiler, while interpreted languages don't</p> Signup and view all the answers

    Which organization is mainly concerned with licensing issues in the open source community?

    <p>Open Source Initiative (OSI)</p> Signup and view all the answers

    Which type of licenses contradict the copyleft principle?

    <p>BSD licenses</p> Signup and view all the answers

    What is the aim of permissive licenses?

    <p>To maximize the freedom of software distribution</p> Signup and view all the answers

    Which license is an example of a permissive license?

    <p>2-Clause BSD License</p> Signup and view all the answers

    Which of the following is NOT one of the four essential freedoms that constitute free software?

    <p>The freedom to charge any price for the software</p> Signup and view all the answers

    According to Richard Stallman, what is the meaning of 'free' in the context of free software?

    <p>Free as in 'free speech'</p> Signup and view all the answers

    What is the precondition for the freedom to study how the program works and change it as you wish?

    <p>The source code must be accessible</p> Signup and view all the answers

    Which business model involves a cloud provider running a software on their servers and granting customers access to the application?

    <p>Software as a Service (SaaS)</p> Signup and view all the answers

    What is the purpose of customer-specific extensions in free software?

    <p>To enhance the functionality of the software</p> Signup and view all the answers

    What is the role of liability issues in the decision to buy professional services directly from the manufacturer?

    <p>To transfer the risks of operation to the manufacturer</p> Signup and view all the answers

    Which license allows anyone to edit and distribute a work as long as they name the author?

    <p>CC BY</p> Signup and view all the answers

    Which license allows the work to be edited and distributed by naming the author, but only under non-commercial conditions?

    <p>CC BY-NC</p> Signup and view all the answers

    Which license is the most restrictive, allowing distribution with attribution of the author, but only unchanged and under non-commercial conditions?

    <p>CC BY-NC-ND</p> Signup and view all the answers

    Which business model involves offering free software under a more restrictive or proprietary license to guarantee customers more extensive services?

    <p>Dual licensing</p> Signup and view all the answers

    Which term is used to describe software that is distributed freely and allows users to modify and distribute their modifications?

    <p>Open source software</p> Signup and view all the answers

    What is the main difference between free software and open source software?

    <p>Free software is developed by a worldwide community, while open source software is developed by individuals and companies</p> Signup and view all the answers

    What is the abbreviation FOSS commonly used for?

    <p>Free and Open Source Software</p> Signup and view all the answers

    Why do conflicts sometimes arise between the free software and open source software movements?

    <p>Because they have different goals and motivations</p> Signup and view all the answers

    Which organization formulated the GNU General Public License (GPL)?

    <p>Free Software Foundation (FSF)</p> Signup and view all the answers

    What is the purpose of the copyleft principle in software licenses?

    <p>To prevent subsequent restrictions on the software</p> Signup and view all the answers

    Why can combining software components licensed under different copyleft licenses be problematic?

    <p>Both licenses cannot be transferred to the subsequent product at the same time</p> Signup and view all the answers

    What is the role of the Free Software Foundation (FSF) in relation to software licenses?

    <p>Formulating licenses and making recommendations</p> Signup and view all the answers

    Which of the following is NOT a reason why working with Linux on the desktop was considered hard in the past?

    <p>Linux was targeted towards advanced users</p> Signup and view all the answers

    Which two major desktop environments are available in the Linux world?

    <p>Gnome and KDE</p> Signup and view all the answers

    What are the two ways you can interact with a Linux system?

    <p>Command line and graphical user interfaces</p> Signup and view all the answers

    Which programming language is used by Gnome applications?

    <p>C</p> Signup and view all the answers

    What is the modular approach of Linux?

    <p>Different parts of the system are developed by different projects and developers</p> Signup and view all the answers

    Which programming language is used by KDE applications?

    <p>C++</p> Signup and view all the answers

    Which application is recommended for presentations on Linux?

    <p>LibreOffice Impress</p> Signup and view all the answers

    Which open source software can be used to create slide presentations from LaTeX code?

    <p>Beamer</p> Signup and view all the answers

    What is the default NodeJS package manager?

    <p>NPM</p> Signup and view all the answers

    Which hypervisor is sponsored by RedHat and is used in public and private cloud setups?

    <p>KVM</p> Signup and view all the answers

    Which cloud service model allows users to just use a software without worrying about anything else?

    <p>SaaS</p> Signup and view all the answers

    Which open source password manager stores your passwords in an encrypted file within your file system?

    <p>KeePass</p> Signup and view all the answers

    Which open source password manager makes use of a cloud server to store your data?

    <p>Bitwarden</p> Signup and view all the answers

    Which open source password manager allows you to host your own version of their software?

    <p>Bitwarden</p> Signup and view all the answers

    What is one of the most important things to keep in mind when using a password manager?

    <p>Creating a random password for each different service</p> Signup and view all the answers

    Which of the following is NOT a common misconception about browsing in private mode?

    <p>Private mode provides complete privacy on any computer.</p> Signup and view all the answers

    What is one technique for creating a secure password?

    <p>Creating a sentence and picking the first letters of each word.</p> Signup and view all the answers

    Why is reusing the same password for different services not recommended?

    <p>It increases the likelihood of multiple accounts being compromised.</p> Signup and view all the answers

    What is a password manager?

    <p>A piece of software that encrypts your passwords and usernames.</p> Signup and view all the answers

    Which of the following statements about cookies is true?

    <p>Cookies are small files that websites can save on your computer to store and retrieve information.</p> Signup and view all the answers

    What is the purpose of Do Not Track (DNT) configuration in browsers?

    <p>To prevent websites from tracking your online activities.</p> Signup and view all the answers

    What is the main purpose of "private" windows in web browsers?

    <p>To open a new session that doesn't share any configuration or data from your standard profile.</p> Signup and view all the answers

    What is the role of ad networks in cookie tracking?

    <p>Ad networks offer ads for e-commerce sites and monetization for websites.</p> Signup and view all the answers

    Which method of encryption happens below the filesystem layer?

    <p>Block device encryption</p> Signup and view all the answers

    Which encryption method stores files and directories in an encrypted form on the host filesystem?

    <p>Stacked filesystem</p> Signup and view all the answers

    Which encryption method is the de-facto standard for block encryption for Linux systems?

    <p>dm-crypt</p> Signup and view all the answers

    Which one of the following is an accurate description of GnuPG?

    <p>GnuPG is a tool for securing emails and files.</p> Signup and view all the answers

    What is the purpose of public-key cryptography in GnuPG?

    <p>To encrypt data using a public key.</p> Signup and view all the answers

    Why is it important to encrypt your whole disk or partition?

    <p>To protect your data from unauthorized access.</p> Signup and view all the answers

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