The Linux Command Line Questions and Answers Rated A+
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Course
The Linux Command Line
Institution
The Linux Command Line
The Linux Command Line Questions and
Answers Rated A+
What is the shell? A program that takes keyboard commands and passes them to the
operating system to carry out.
What is BASH (Bourne Again Shell)? A common shell program from the GNU Project
found on almost all Linux distributions.
...
The Linux Command Line Questions and Answers Rated A+ What is the shell? ✔✔A program that takes keyboard commands and passes them to the operating system to carry out. What is BASH (Bourne Again Shell)? ✔✔A common shell program from the G NU Project found on almost all Linux distributions. What is the terminal emulator? ✔✔A program that gives access to the shell. What is the shell prompt? ✔✔The window that appears when the terminal emulator is launched. What does pressing the up -arrow ke y in the terminal do? ✔✔It brings up previously executed commands. What does pressing the down -arrow key in the terminal do? ✔✔It makes the previous command disappear. What does pressing the left and right arrow keys in the terminal do? ✔✔It positions th e cursor on the current line. How do you automatically copy text? ✔✔Highlight the text in question. How do you paste automatically copied text? ✔✔Press the middle mouse button. How do you access the virtual terminal/console? ✔✔Press CTRL -ALT -F1 through CTRL -ALT -
F6. How are files organized in a hierarchical directory structure? ✔✔In a singled root tree -like pattern of directories (folders). What is the root directory? ✔✔The firs t directory in the filesystem. It contains files and subdirectories, which contain more files and subdirectories, and so on. What is a parent directory? ✔✔It is the directory directly above. What is the current working directory? ✔✔It is the directory in use. What is a pathname? ✔✔A route taken along the filesystem to get to the desired directory. What is an absolute pathname? ✔✔A pathname that begins with the root directory and follows the tree branch by branch until the path to the desired directory o r file is completed. What is a relative pathname? ✔✔A pathname that begins from the current working directory and uses . (dot) and .. (dot dot) to represent relative positions in the filesystem. . (dot) refers to the working directory and .. (dot dot) ref ers to the working directory's parent directory. Are filenames with a period hidden by default? ✔✔Yes. Are filenames not case sensitive? ✔✔No. What type of characters should be avoided in filenames? ✔✔Avoid punctuation characters and spaces. What do op tions in commands do? ✔✔They modify the behavior of the commands. What are arguments in commands? ✔✔The items upon which the command acts. What is the form a command is written in? ✔✔command -options arguments and/or --options for long options What do configuration files do? ✔✔They contain system settings. What are scripts? ✔✔They are programs that the system uses. What is Less? ✔✔A pager program (allows for easy viewing of long text documents page by page) What is a symbolic link? ✔✔A file t hat references other files. What do wildcards do? ✔✔They select filenames based on a pattern of characters.
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