Linux Essentials Chapter 1 Exam Answer 2016

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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