Linux Essentials 2.0 & 2.21 | Midterm Modules 2-9 | Chapter 2-9 Exam Answers Full 100%

  1. The most popular Linux platform for mobile phones is:

    • BlackBerry
    • Android
    • Slackware
    • IOS
    • MobileLinux
  2. The release cycle:

    • Describes how long software will be supported
    • Dictates how often software is updated
    • Should be long so that you have time before you need to upgrade
    • Should be short so you always have the freshest releases
    • Only has meaning for paid software
  3. What does a distribution provide to add and remove software from the system?

    • Bash
    • Partitioning tool
    • Compiler
    • Application Programming Interface (API)
    • Package Manager
  4. A maintenance cycle:

    • Describes how long a version of software will be supported
    • Should be short so you always have the freshest releases
    • Should be long so that you have time before you need to upgrade
    • Describes how often updates for software come out
    • Only has meaning for paid software
  5. When choosing a distribution of Linux, you should consider:

    (choose five)

    • If the application software is supported by the distribution
    • Will commercial support be required for the OS
    • Does the distribution offer a “stable” version
    • Popularity on social media
    • Will users require a GUI
    • Does your organization require long-term support for the system
  6. Which of the following are examples of desktop software?

    (choose two)

    • Web browser
    • Web server
    • Compiler
    • Music player
    • File share
  7. Which of the following pieces of software deal with file sharing?

    (choose three)

    • PostgreSQL
    • X-Windows
    • Samba
    • NFS
    • Netatalk
  8. The Linux shell:

    (choose three)

    • Has a built-in text editor
    • Is customizable
    •  Has a scripting language
    • Is responsible for tracking the location of configuration files
    • Allows you to launch programs
  9. Virtualization means:

    • Many users can share one hard drive
    • A single host can be split up into multiple guests
    • Two users get different memory spaces on the same machine
    • A machine can swap memory to disk
    • A user can connect to a server over the network and use a virtual console
  10. In graphical mode, you can get to a shell by running which applications?

    (choose two)

    • Xterm
    • console
    • Gbash
    • Terminal
    • Guiterm
  11. Source code refers to:

    • The interface that software uses to talk to the kernel
    • The version of a program that the computer runs on the CPU
    • A human-readable version of computer software
    • The license that dictates how you may use and share the software
  12. Open source means:

    (choose two)

    • You cannot charge anything for the software
    • You can view the software’s source code
    • You can modify the software’s source code
    • You must support the software you share
    • You must share your changes
  13. A copyleft provision in a software license means:

    • You give up your copyright to the software
    • You may not link against third party closed source software
    • You must provide free copies of the software if you use it
    • You must provide support for your modifications
    • If you redistribute the software, you must distribute the source to any changes you make
  14. Linux is distributed under which license?

    • MIT
    • GPLv2
    • BSD
    • Linux Foundation
    • GPLv3
  15. Creative Commons licenses allow you to:

    (choose three)

    • Allow or disallow commercial use
    • Specify whether or not changes must be shared
    • Receive royalties on the use of the work
    • Get a veto on where the work is used
    • Specify whether or not people may distribute changes
  16. Which environment variable contains a list of directories that is searched for commands to execute?

    • PATH
    • PS2
    • PS1
    • EXEC
  17. Select the command that can report the location of a command:

    • what
    • which
    • where
  18. A pair of double quotes (") will prevent the shell from interpreting any metacharacter.

    True or False?

    • True
    • False
  19. The shell program interprets the commands you type into the terminal into instructions that the Linux operating system can execute.

    True or False?

    • True
    • False
  20. The acronym CLI stands for:

    • Command Line Interface
    • Computer Line Interface
    • Computer Link Interpreter
    • Command Line Interpreter
  21. The most common shell used for Linux distributions is the ________ shell.

    • Zsh
    • Tsch
    • Fish
    • Bash
  22. Which two pager commands are used by the man command to control movement within the document?

    (choose two)

    • more
    • grep
    • page
    • less
  23. To search the man page sections for the keyword example, which of the following command lines could you execute?

    (choose two)

    • whatis example
    • man -k example
    • apropos example
    • man -f example
  24. The statement that describes the difference between a man page and an info page is:

    • The man page is a long detailed reference; the info page is very terse.
    • The man page is like a guide; the info page is a more concise reference.
    • The info page is like a guide; a man page is a more concise reference.
    • There is very little difference between them.
  25. The following sections commonly appear on a man page:

    (choose three)

    • NAME
  26. The top-level directory on a Linux system is represented as:

    • /
    • /home
    • /root
    • C:
  27. The tilde (~) is used to represent:

    • Any two single characters
    • A user’s home directory
    • Nothing; it has no special meaning
    • The directory above the current working directory
  28. The cd command by itself will take you to what directory?

    • None; it is not a valid command
    • The directory above the current working directory
    • Your home directory
    • The system root directory
  29. What command will allow you to change your current working directory?

    • ls
    • cd
    • list
    • chdir
  30. The first character in a long listing (ls -l) indicates:

    • The permissions
    • The size
    • If something is a file, directory, or symbolic link
    • The owner
  31. Which of the following commands can be used to rename a file?

    • cp
    • mv
    • rm
    • name
  32. The touch command can be used to:

    (choose two)

    • Update the timestamp of existing files
    • Change ownership of a file
    • Create new files
    • Change a file’s name
  33. Which of the following are glob characters?

    (choose three)

    • The dash character -
    • The question mark ?
    • The asterisk *
    • The square brackets [ and ]
  34. The main purpose of using glob characters is to be able to provide a list of filenames to a command.

    True or False?

    • True
    • False
  35. The asterisk character is used to represent zero or more of any character in a filename.

    True or False?

    • True
    • False
  36. Compression of a file works by:

    • Removing the high order bit from each byte
    • Storing most of the data on removable media and just leaving a pointer
    • Eliminating gaps within the file
    • Consolidating multiple files into one
    • Removing redundant information
  37. Lossy compression:

    (choose three)

    • Sacrifices some quality
    • Is often used with images
    • Usually results better compression than lossless
    • Is often used with documents
    • Decompresses to an identical version as the original
  38. Which of the following commands can be used to compress a file?

    (choose three)

    • cat
    • bzip2
    • bunzip2
    • zip
    • gzip
  39. The three main modes of tar are:

    (choose three)

    • List
    • Extract
    • Copy
    • Create
    • Compress
  40. In the command tar -czf foo.tar.gz bar, what is the purpose of the f flag?

    • Tells tar to print the name of each file as it is processed
    • Tells tar to write to the file that follows the flag
    • Specifies extra compression is to be used
    • Tells tar to copy only files, and not directories
    • Tells tar to read from the file that follows the flag
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2 months ago

The release cycle:

  • Dictates how often software is updated