Computación Básica
Qué pasa cuando enciendes una computadora
Cómo funciona un circuito electrónico
¿Qué es un bit y qué es un byte?
Qué es un procesador (CPU) y la memoria (RAM)
¿Qué es un sistema operativo?
Todo lo que pasa tras enviar un mensaje de WhatsApp
Cómo las computadoras guardan datos
¿Cómo se organizan los archivos?
Teléfonos y sus "System on a Chip" o SOC
GPUs: Procesadores gráficos y de AI
Redes e Internet
¿Qué es un algoritmo? ¿Qué es un Lenguaje de Programación?
Direcciones IP y el protocolo de Internet
Nombres de dominio, DNS y cómo obtener un .com
Modelo Cliente/Servidor: ¿Cómo funciona un sitio web?
Sistemas Operativos y Almacenamiento
Diferencias entre Windows, Linux y MacOS
Permisos, niveles de procesos y privilegios de ejecución
Archivos: Metadatos, cabeceras y extensiones
Archivos y estructuras de datos
¿Qué son las bases de datos?
Cómo funciona un .ZIP
Cómo funciona el formato .JPG
Videos: contendores, codecs y protocolos
Introducción a Blockchain e Inteligencia Artificial
Arquitectura y funcionamiento interno de Blockchain
¿Qué es una red neuronal?
¿Cómo funcionan los LLMs?
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Imagine you are in a restaurant where the customers speak Spanish, but the cooks only understand Italian. This is where an efficient waiter comes into play, acting as a translator between customers and the kitchen, ensuring that each order arrives correctly. Similarly, an operating system acts as that key intermediary on your computer or mobile device, translating instructions from applications (software) into the language the hardware understands.
When you open your browser or work in Excel and Word at the same time, the computer appears to perform all these tasks simultaneously. But in reality, the operating system is rapidly switching between them, distributing resources and prioritizing tasks, providing a fluid experience. So, whenever you move your mouse or type on the keyboard, the operating system prioritizes these actions to maintain an immediate and agile feel.
Operating systems carefully manage RAM memory, ensuring that each application receives sufficient resources. What happens when RAM memory becomes full? The operating system employs a trick called "swap", using a portion of the hard disk as temporary additional memory. It's as if you had a full library and started temporarily storing books in the aisle.
To make physical devices such as cameras, keyboards or printers work smoothly with any application, the operating system uses small programs called drivers. These function as specific translators, ensuring that the software can communicate effectively with various devices without the need to know specific technical details.
In addition, security is a vital aspect managed by operating systems. Each user has restricted access to certain files and applications through specific permissions. As if the operating system were the concierge of a building, controlling who can access which apartments with specific keys. This is complemented by advanced techniques, such as data encryption, which protects your files even if someone physically removes your hard drive.
To organize and protect stored data, each operating system uses specific file formats. Windows uses NTFS, Apple uses APFS and Linux operates with EXT3 or EXT4. These formats determine how your data is stored and managed, facilitating compatibility and security.
Finally, the graphical interface of the operating system influences how you perceive and use your device. Whether on a mobile or a computer, these interfaces are designed to be intuitive and accessible, allowing you to interact with complex technology in a simple and visual way, without the need for in-depth technical knowledge.
In short, every time you use a technological device, you interact with its operating system, that efficient translator and manager that ensures that everything works correctly, protecting and facilitating access to your digital resources.
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