Questions and Answers
¿Qué comando se utiliza para mostrar la información del sistema operativo, el nombre del kernel y el tipo de procesador?
uname
¿Qué comando se utiliza para mostrar la información de uso del disco y el espacio libre?
df
¿Qué comando se utiliza para mostrar la estructura de directorios en formato de árbol?
tree
¿Qué comando se utiliza para mostrar la información de uso de la memoria?
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¿Qué tipo de caracteres se pueden utilizar para representar patrones en los nombres de archivo?
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¿Qué comando se utiliza para definir y utilizar variables en los comandos?
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¿Qué comando se utiliza para mostrar la información del registro del sistema?
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¿Qué tecla se utiliza para la autocompletación de comandos y nombres de archivo?
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¿Qué comando se utiliza para mostrar el calendario?
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¿Qué comando se utiliza para mostrar información detallada del sistema en una sola línea?
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Study Notes
- ll-ip-addresses shows all network addresses configured on the computer
- clear clears the terminal and deletes all results
- uname displays system information such as OS name, kernel name and version, and processor type
- df shows disk usage and free space information
- df without arguments shows information on all connected file systems, including total block number and used blocks
- These commands are used in the terminal/command line interface
- They provide important system and network information
- They can help with troubleshooting and monitoring disk usage
- The -a option with uname shows all available information on one line
- These commands are commonly used in Unix-based systems.
- The terminal in Linux allows users to execute commands and interact with the system.
- Commands such as ls, cd, mkdir, and rm are commonly used in the terminal.
- The tree command displays the directory structure in a tree-like format.
- The free and vmstat commands provide information on memory usage.
- Wildcard characters such as * and ? can be used to represent patterns in file names.
- Variables can be defined and used in commands by assigning values and using the $ symbol.
- Different types of quotes (single, double, backticks) can be used to enclose strings and variables in commands.
- Other useful commands include dmesg, grep, sort, uniq, sleep, time, echo, printf, touch, sudo, and cal.
- The up and down arrow keys can be used to access command history in the terminal.
- The tab key can be used for autocompletion of commands and file names.
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