id
int64 1
4k
| question
stringlengths 18
61
| answer
stringclasses 39
values | category
stringclasses 7
values | difficulty
stringclasses 2
values |
|---|---|---|---|---|
3,901 |
How can I perform superuser commands with `sudo -a`?
|
Executes commands as another user (superuser).
|
linux-system
|
easy
|
3,902 |
How do I use `mkdir -a`?
|
Creates a new directory.
|
linux-filesystem
|
medium
|
3,903 |
How can I perform searching patterns with `grep -R`?
|
Searches for patterns within files.
|
linux-text-processing
|
easy
|
3,904 |
What does `touch -v` do?
|
Creates an empty file or updates file timestamps.
|
linux-filesystem
|
easy
|
3,905 |
How do I use `pwd -l`?
|
Prints the current working directory.
|
linux-filesystem
|
easy
|
3,906 |
How can I perform compressing files with `zip -v`?
|
Compresses files into a ZIP archive.
|
linux-archives
|
medium
|
3,907 |
How can I perform environment variables with `env -r`?
|
Shows environment variables.
|
linux-system
|
medium
|
3,908 |
Which command shows printing text?
|
Displays a line of text or string.
|
linux-system
|
medium
|
3,909 |
What does `tail -R` do?
|
Displays the last lines of a file.
|
linux-text-processing
|
medium
|
3,910 |
What does `chown -a` do?
|
Changes file owner and group.
|
linux-permissions
|
easy
|
3,911 |
Which command shows moving files?
|
Moves or renames files or directories.
|
linux-filesystem
|
easy
|
3,912 |
What does `export -r` do?
|
Sets environment variables for child processes.
|
linux-system
|
medium
|
3,913 |
What does `ls -v` do?
|
Lists directory contents.
|
linux-filesystem
|
medium
|
3,914 |
How can I perform command history with `history -l`?
|
Displays the command history.
|
linux-shell
|
easy
|
3,915 |
Which command shows removing shortcuts?
|
Removes defined aliases.
|
linux-shell
|
medium
|
3,916 |
Describe how to execute `ps -v`.
|
Displays process status.
|
linux-system
|
medium
|
3,917 |
Describe how to execute `scp -l`.
|
Securely copies files between hosts.
|
linux-networking
|
medium
|
3,918 |
How do I use `man -v`?
|
Shows the manual for commands.
|
linux-system
|
easy
|
3,919 |
What does `history -a` do?
|
Displays the command history.
|
linux-shell
|
medium
|
3,920 |
Describe how to execute `unzip -r`.
|
Extracts files from a ZIP archive.
|
linux-archives
|
medium
|
3,921 |
Describe how to execute `zip -r`.
|
Compresses files into a ZIP archive.
|
linux-archives
|
medium
|
3,922 |
Describe how to execute `grep -a`.
|
Searches for patterns within files.
|
linux-text-processing
|
medium
|
3,923 |
Which command shows permission changes?
|
Changes file mode bits (permissions).
|
linux-permissions
|
medium
|
3,924 |
Which command shows searching patterns?
|
Searches for patterns within files.
|
linux-text-processing
|
easy
|
3,925 |
How do I use `top -v`?
|
Displays real-time system tasks.
|
linux-system
|
easy
|
3,926 |
How do I use `history -a`?
|
Displays the command history.
|
linux-shell
|
easy
|
3,927 |
Describe how to execute `chmod -r`.
|
Changes file mode bits (permissions).
|
linux-permissions
|
easy
|
3,928 |
How do I use `more -l`?
|
Views file contents one screen at a time.
|
linux-text-processing
|
easy
|
3,929 |
How do I use `scp -r`?
|
Securely copies files between hosts.
|
linux-networking
|
medium
|
3,930 |
How do I use `alias -l`?
|
Creates a shortcut to a command.
|
linux-shell
|
easy
|
3,931 |
Describe how to execute `scp -R`.
|
Securely copies files between hosts.
|
linux-networking
|
medium
|
3,932 |
Describe how to execute `top -a`.
|
Displays real-time system tasks.
|
linux-system
|
easy
|
3,933 |
What does `ps` do?
|
Displays process status.
|
linux-system
|
medium
|
3,934 |
Which command shows secure shell connection?
|
Opens a secure shell connection.
|
linux-networking
|
easy
|
3,935 |
Describe how to execute `tail -R`.
|
Displays the last lines of a file.
|
linux-text-processing
|
easy
|
3,936 |
What does `unzip -r` do?
|
Extracts files from a ZIP archive.
|
linux-archives
|
medium
|
3,937 |
Which command shows searching files?
|
Searches for files in a directory hierarchy.
|
linux-filesystem
|
medium
|
3,938 |
How can I perform setting variables with `export`?
|
Sets environment variables for child processes.
|
linux-system
|
easy
|
3,939 |
Which command shows file retrieval?
|
Retrieves files from the web.
|
linux-networking
|
medium
|
3,940 |
How can I perform viewing file contents with `cat -l`?
|
Concatenates and displays file contents.
|
linux-filesystem
|
medium
|
3,941 |
Describe how to execute `mv`.
|
Moves or renames files or directories.
|
linux-filesystem
|
medium
|
3,942 |
How do I use `unzip -a`?
|
Extracts files from a ZIP archive.
|
linux-archives
|
medium
|
3,943 |
Describe how to execute `head -l`.
|
Displays the first lines of a file.
|
linux-text-processing
|
medium
|
3,944 |
How can I perform creating shortcuts with `alias -l`?
|
Creates a shortcut to a command.
|
linux-shell
|
medium
|
3,945 |
Which command shows command path?
|
Shows the full path of shell commands.
|
linux-system
|
easy
|
3,946 |
How do I use `history -R`?
|
Displays the command history.
|
linux-shell
|
easy
|
3,947 |
Describe how to execute `scp -R`.
|
Securely copies files between hosts.
|
linux-networking
|
easy
|
3,948 |
What does `df -R` do?
|
Reports file system disk space usage.
|
linux-system
|
medium
|
3,949 |
Which command shows searching patterns?
|
Searches for patterns within files.
|
linux-text-processing
|
easy
|
3,950 |
Describe how to execute `wget -r`.
|
Retrieves files from the web.
|
linux-networking
|
medium
|
3,951 |
Describe how to execute `mv -r`.
|
Moves or renames files or directories.
|
linux-filesystem
|
easy
|
3,952 |
How do I use `more -v`?
|
Views file contents one screen at a time.
|
linux-text-processing
|
medium
|
3,953 |
How do I use `cp -r`?
|
Copies files or directories.
|
linux-filesystem
|
easy
|
3,954 |
Which command shows directory contents?
|
Lists directory contents.
|
linux-filesystem
|
medium
|
3,955 |
Which command shows creating shortcuts?
|
Creates a shortcut to a command.
|
linux-shell
|
medium
|
3,956 |
How can I perform secure file copy with `scp -l`?
|
Securely copies files between hosts.
|
linux-networking
|
easy
|
3,957 |
How can I perform command path with `which -R`?
|
Shows the full path of shell commands.
|
linux-system
|
easy
|
3,958 |
What does `chown -v` do?
|
Changes file owner and group.
|
linux-permissions
|
easy
|
3,959 |
Which command shows file retrieval?
|
Retrieves files from the web.
|
linux-networking
|
easy
|
3,960 |
What does `tar -r` do?
|
Archives files to a tarball.
|
linux-archives
|
medium
|
3,961 |
How do I use `less -a`?
|
Views file contents one screen at a time.
|
linux-text-processing
|
medium
|
3,962 |
Describe how to execute `chmod`.
|
Changes file mode bits (permissions).
|
linux-permissions
|
easy
|
3,963 |
How do I use `kill -r`?
|
Sends signals to processes.
|
linux-system
|
medium
|
3,964 |
How do I use `tar -R`?
|
Archives files to a tarball.
|
linux-archives
|
medium
|
3,965 |
Which command shows disk usage?
|
Reports file system disk space usage.
|
linux-system
|
medium
|
3,966 |
How can I perform paging through files with `more -a`?
|
Views file contents one screen at a time.
|
linux-text-processing
|
medium
|
3,967 |
How can I perform changing file owner with `chown -a`?
|
Changes file owner and group.
|
linux-permissions
|
easy
|
3,968 |
What does `df` do?
|
Reports file system disk space usage.
|
linux-system
|
easy
|
3,969 |
Describe how to execute `df -R`.
|
Reports file system disk space usage.
|
linux-system
|
medium
|
3,970 |
Describe how to execute `grep -l`.
|
Searches for patterns within files.
|
linux-text-processing
|
easy
|
3,971 |
Which command shows system resource usage?
|
Displays real-time system tasks.
|
linux-system
|
medium
|
3,972 |
How can I perform current directory path with `pwd -l`?
|
Prints the current working directory.
|
linux-filesystem
|
easy
|
3,973 |
How can I perform changing file owner with `chown -l`?
|
Changes file owner and group.
|
linux-permissions
|
easy
|
3,974 |
How do I use `curl`?
|
Transfers data from or to a server.
|
linux-networking
|
medium
|
3,975 |
How do I use `mv`?
|
Moves or renames files or directories.
|
linux-filesystem
|
easy
|
3,976 |
How do I use `rmdir -R`?
|
Removes an empty directory.
|
linux-filesystem
|
easy
|
3,977 |
Which command shows making directories?
|
Creates a new directory.
|
linux-filesystem
|
medium
|
3,978 |
Which command shows making directories?
|
Creates a new directory.
|
linux-filesystem
|
easy
|
3,979 |
How can I perform secure file copy with `scp -r`?
|
Securely copies files between hosts.
|
linux-networking
|
easy
|
3,980 |
Describe how to execute `wget -r`.
|
Retrieves files from the web.
|
linux-networking
|
easy
|
3,981 |
How do I use `alias`?
|
Creates a shortcut to a command.
|
linux-shell
|
medium
|
3,982 |
Which command shows searching files?
|
Searches for files in a directory hierarchy.
|
linux-filesystem
|
easy
|
3,983 |
How can I perform viewing end of files with `tail`?
|
Displays the last lines of a file.
|
linux-text-processing
|
easy
|
3,984 |
How do I use `cp -v`?
|
Copies files or directories.
|
linux-filesystem
|
medium
|
3,985 |
How do I use `rm`?
|
Removes files or directories.
|
linux-filesystem
|
easy
|
3,986 |
How can I perform searching patterns with `grep -a`?
|
Searches for patterns within files.
|
linux-text-processing
|
medium
|
3,987 |
Describe how to execute `df -r`.
|
Reports file system disk space usage.
|
linux-system
|
easy
|
3,988 |
Describe how to execute `curl -l`.
|
Transfers data from or to a server.
|
linux-networking
|
easy
|
3,989 |
What does `unzip -R` do?
|
Extracts files from a ZIP archive.
|
linux-archives
|
easy
|
3,990 |
What does `which -R` do?
|
Shows the full path of shell commands.
|
linux-system
|
easy
|
3,991 |
Describe how to execute `head -R`.
|
Displays the first lines of a file.
|
linux-text-processing
|
easy
|
3,992 |
What does `ps -v` do?
|
Displays process status.
|
linux-system
|
medium
|
3,993 |
Describe how to execute `curl -a`.
|
Transfers data from or to a server.
|
linux-networking
|
easy
|
3,994 |
What does `grep -R` do?
|
Searches for patterns within files.
|
linux-text-processing
|
medium
|
3,995 |
Which command shows paging through files?
|
Views file contents one screen at a time.
|
linux-text-processing
|
medium
|
3,996 |
How can I perform searching files with `find -a`?
|
Searches for files in a directory hierarchy.
|
linux-filesystem
|
medium
|
3,997 |
Which command shows directory usage?
|
Reports directory disk usage.
|
linux-system
|
medium
|
3,998 |
Which command shows compressing files?
|
Compresses files into a ZIP archive.
|
linux-archives
|
medium
|
3,999 |
How can I perform permission changes with `chmod -r`?
|
Changes file mode bits (permissions).
|
linux-permissions
|
medium
|
4,000 |
What does `echo -a` do?
|
Displays a line of text or string.
|
linux-system
|
easy
|
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