Linux Essentials – Chapter 01 Exam Answers 2019 + PDF file

1. One of the jobs of the kernel is to:
   • Transfer mail from one machine to another
   • Manage the system’s resources*
   • Load the operating system after the computer is turned on
   • Turn source code into machine code
2. Unix is: (choose two)
   • A distribution of Linux
   • A trademark*
   • A text editor
   • An operating system*
   • A type of hardware
3. Linux is written in:
   • C *
   • .NET
   • Java
   • Perl
   • C++
4. Source code refers to:
   • The interface that software uses to talk to the kernel
   • The license that dictates how you may use and share the software
   • The version of a program that the computer runs on the CPU
   • A human readable version of computer software*
5. Open source means: (choose two)
   • You must support the software you share
   • You can view the software’s source code*
   • You cannot charge anything for the software
   • You must share your changes
   • You can modify the software’s source code*
6. Most of the tools that are part of Linux systems come from:
   • Google
   • Red Hat and Debian
   • The Open Source Initiative
   • The Linux foundation
   • The GNU project*
7. The Linux platform that runs on mobile phones is called:
   • IOS
   • Teldroid
   • LinuxMobile
   • Android*
   • MicroLinux
8. What does a distribution provide to add and remove software from the system?
   • Bash
   • Application Programming Interface (API)
   • Partitioning tool
   • Package manager*
   • Compiler
9. The bootloader’s job is to:
   • Load the application into memory
   • Assign initial settings such as network address
   • Install software from the Internet or removable media
   • Perform the initial installation of the kernel to hard drive
   • Load the kernel after the computer is powered on*
10. UNIX was originally invented at:
    • Stanford University
    • AT&T Bell Labs*
    • Berkeley University
    • Xerox PARC
    • Bangalore University
11. A license where you don’t have access to the source code is called:
    • Impaired source
    • Closed source*
    • Open source
    • Sourceless
12. Which distributions are made by, or clones of, Red Hat? (choose two)
    • Fedora*
    • Ubuntu
    • Slackware
    • Debian
    • CentOS*
13. Ubuntu is derived from which distribution?
    • Scientific Linux
    • Slackware
    • Fedora
    • Debian*
    • Red Hat Enterprise Linux
14. Open source licenses differ, but generally agree that: (choose two)
    • You must redistribute your changes
    • You are not allowed to sell the software
    • You should be able modify the software as you wish*
    • You should have access to the source code of software*
15. Applications make requests to the kernel and receive resources, such as memory, CPU, and disk in return.
    True or False?
    • True*
    • False
16. The most important consideration when choosing an operating system is:
    • What the computer will do*
    • The licensing model of the operating system
    • The operating system’s mascot
    • How much performance is needed
    • Whether or not it is cloud-friendly
17. Linux is not Unix because:
    • It’s not good enough
    • It’s free
    • It’s not made by the Open Group
    • There are too many distributions
    • It hasn’t undergone certification*
18. A release cycle:
    • Is always 6 months
    • Doesn’t matter in an Open Source environment
    • Describes how long the software will be supported for
    • Describes how often updates to the software come out*
    • Only applies to software you pay for
19. A maintenance cycle:
    • Should be long so that you have time before you need to upgrade
    • Only has meaning for paid software
    • Should be short so you always have the freshest releases
    • Describes how often updates for software come out
    • Describes how long a version of software will be supported*
20. If a software release is in a state in that it has many new features that have not been rigorously tested, it is typically referred to as beta software.True or False?
    • True*
    • False
21. Software is backward compatible if:
    • It still supports old file formats or applications*
    • It can be upgraded without downtime
    • If the next version still works the same way
    • It works across Linux/Mac/Windows
    • People still use old versions
22. Apple’s OS X is: (choose three)
    • Derived from Linux
    • Only compatible with Apple hardware*
    • Primarily used to manage network services
    • Certified as UNIX compatible*
    • Derived from FreeBSD*
    • Able to natively run Windows binaries
23. Microsoft Windows: (choose three)
    • Has a new desktop version every year.
    • Has a short maintenance cycle
    • Comes in desktop and server variants*
    • Has built in virtualization*
    • Has a Linux compatibility mode
    • Has powerful scripting capabilities*
24. Other commercial Unixes: (choose two)
    • Are tied to their vendor’s hardware*
    • Do not run the GNU tools
    • Are UNIX certified*
    • Are almost obsolete
    • Use completely different commands than Linux
25. When choosing a distribution of Linux, you should consider: (choose five)
    • Which management tools are provided by the distribution*
    • Whether or not the distribution is under active development*
    • The maintenance cycle of the distribution*
    • Popularity on social media.
    • If you need support on the distribution itself*
    • Which distributions are supported by the software you need to run*

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