PC Mod https://pcmod.co.uk/ Analysis, news and practical PC hardware coverage Sun, 04 Oct 2026 05:11:14 +0000 en-GB hourly 1 https://wordpress.org/?v=7.1.4 https://pcmod.co.uk/wp-content/uploads/2026/10/logo-150x150.png PC Mod https://pcmod.co.uk/ 32 32 Que Es un Sistema Computacional: What a Computer System Really Is https://pcmod.co.uk/que-es-un-sistema-computacional-what-a-computer-system-really-is-2/ https://pcmod.co.uk/que-es-un-sistema-computacional-what-a-computer-system-really-is-2/#respond Sun, 04 Oct 2026 05:11:14 +0000 http://pcmod.co.uk/que-es-un-sistema-computacional-what-a-computer-system-really-is-2/ Un sistema computacional (a computer system) is the complete combination of hardware, software, data and the people who use them, all working together to process data and produce useful information. What a sistema computacional actually is Understanding what a sistema computacional actually is is a crucial part of mastering que es un sistema computacional. This […]

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]]> https://pcmod.co.uk/que-es-un-sistema-computacional-what-a-computer-system-really-is-2/feed/ 0 Que Es un Sistema Computacional: What a Computer System Really Is https://pcmod.co.uk/que-es-un-sistema-computacional-what-a-computer-system-really-is/ https://pcmod.co.uk/que-es-un-sistema-computacional-what-a-computer-system-really-is/#respond Sun, 04 Oct 2026 04:38:06 +0000 http://pcmod.co.uk/que-es-un-sistema-computacional-what-a-computer-system-really-is/ Un sistema computacional (a computer system) is the complete combination of hardware, software, data and the people who use them, all working together to process data and produce useful information. What a sistema computacional actually is Understanding what a sistema computacional actually is is a crucial part of mastering que es un sistema computacional. This […]

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]]> https://pcmod.co.uk/que-es-un-sistema-computacional-what-a-computer-system-really-is/feed/ 0 How Many Computer Operating Systems Are There? A Guide to Popular and Specialized OSs https://pcmod.co.uk/how-many-computer-operating-systems-are-there-a-guide-to-popular-and-specialized-oss/ https://pcmod.co.uk/how-many-computer-operating-systems-are-there-a-guide-to-popular-and-specialized-oss/#respond Sun, 20 Sep 2026 18:41:08 +0000 https://pcmod.co.uk/how-many-computer-operating-systems-are-there-a-guide-to-popular-and-specialized-oss/ How many computer operating systems are there? The answer is more complex than it first seems. Popular operating systems include Microsoft Windows, Apple macOS, Google Android, and Apple iOS. Hundreds also exist, including Linux distributions, embedded systems, real-time operating systems, and specialized industrial platforms. This computer operating systems guide explains the diverse world of operating […]

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]]> https://pcmod.co.uk/how-many-computer-operating-systems-are-there-a-guide-to-popular-and-specialized-oss/feed/ 0 How to Change a Computer Operating System: A Step-by-Step Guide https://pcmod.co.uk/how-to-change-a-computer-operating-system-a-step-by-step-guide/ https://pcmod.co.uk/how-to-change-a-computer-operating-system-a-step-by-step-guide/#respond Sun, 20 Sep 2026 18:39:43 +0000 https://pcmod.co.uk/how-to-change-a-computer-operating-system-a-step-by-step-guide/ Learning how to change a computer operating system can improve performance and security. This OS migration guide helps professionals in the United States plan an operating system replacement. It covers upgrades from an older version of Windows to Windows 11, switches to macOS, and Linux options. Changing an OS requires more than a simple update. […]

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]]> https://pcmod.co.uk/how-to-change-a-computer-operating-system-a-step-by-step-guide/feed/ 0 What Is an AS400 Computer System? A Guide to IBM i and Its Uses https://pcmod.co.uk/what-is-an-as400-computer-system-a-guide-to-ibm-i-and-its-uses/ https://pcmod.co.uk/what-is-an-as400-computer-system-a-guide-to-ibm-i-and-its-uses/#respond Sun, 20 Sep 2026 18:38:25 +0000 https://pcmod.co.uk/what-is-an-as400-computer-system-a-guide-to-ibm-i-and-its-uses/ This guide answers the question, what is as400 computer system? Launched by IBM in 1988, this reliable midrange server has evolved greatly. Although it became IBM i, IT professionals and businesses still use the name “AS400.” This article explains the AS400 platform, its operating system, and its architecture. It examines the system’s history, technical specifications, […]

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]]> https://pcmod.co.uk/what-is-an-as400-computer-system-a-guide-to-ibm-i-and-its-uses/feed/ 0 Which Term Best Describes the Operating System of a Computer? Understanding Its Role https://pcmod.co.uk/which-term-best-describes-the-operating-system-of-a-computer-understanding-its-role/ https://pcmod.co.uk/which-term-best-describes-the-operating-system-of-a-computer-understanding-its-role/#respond Sun, 20 Sep 2026 18:37:09 +0000 https://pcmod.co.uk/which-term-best-describes-the-operating-system-of-a-computer-understanding-its-role/ When learning about technology, the operating system definition explains this essential software layer. It connects computer hardware with applications that users see and use. People also call it system software or a resource manager. What is an operating system? It manages hardware resources so applications can run smoothly. It helps every computer part work together […]

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]]> https://pcmod.co.uk/which-term-best-describes-the-operating-system-of-a-computer-understanding-its-role/feed/ 0 Can I Transfer My Operating System to Another Computer? What You Need to Know https://pcmod.co.uk/can-i-transfer-my-operating-system-to-another-computer-what-you-need-to-know/ https://pcmod.co.uk/can-i-transfer-my-operating-system-to-another-computer-what-you-need-to-know/#respond Sun, 20 Sep 2026 18:35:56 +0000 https://pcmod.co.uk/can-i-transfer-my-operating-system-to-another-computer-what-you-need-to-know/ Many users search for transfer OS to new computer when upgrading hardware or replacing an old device. Yes, it is often possible, but compatibility, licensing agreements, and technical know-how create challenges. This article explains the essential steps for a successful migration. You will learn about system compatibility, licensing laws, and preparation before starting. It also […]

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]]> https://pcmod.co.uk/can-i-transfer-my-operating-system-to-another-computer-what-you-need-to-know/feed/ 0 What Is Computer System Architecture? A Complete Guide for Beginners and Enthusiasts https://pcmod.co.uk/what-is-computer-system-architecture-a-complete-guide-for-beginners-and-enthusiasts/ https://pcmod.co.uk/what-is-computer-system-architecture-a-complete-guide-for-beginners-and-enthusiasts/#respond Sun, 17 May 2026 07:18:33 +0000 http://pcmod.co.uk/what-is-computer-system-architecture-a-complete-guide-for-beginners-and-enthusiasts/ The post What Is Computer System Architecture? A Complete Guide for Beginners and Enthusiasts appeared first on PC Mod.

]]> https://pcmod.co.uk/what-is-computer-system-architecture-a-complete-guide-for-beginners-and-enthusiasts/feed/ 0 The Functions of BIOS in a Computer System Booting and Setup https://pcmod.co.uk/the-functions-of-bios-in-a-computer-system-booting-and-setup/ https://pcmod.co.uk/the-functions-of-bios-in-a-computer-system-booting-and-setup/#respond Wed, 08 Oct 2025 17:18:09 +0000 http://pcmod.co.uk/?p=9143 When you press the power button, a key process starts before your computer boots up. This process uses motherboard firmware called the Basic Input/Output System. First introduced in 1975, the BIOS functions check and set up your hardware. It makes sure all parts work right and gets your computer ready to use. This firmware acts […]

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]]> https://pcmod.co.uk/the-functions-of-bios-in-a-computer-system-booting-and-setup/feed/ 0 What is Computer System Architecture The Blueprint of a Machine https://pcmod.co.uk/what-is-computer-system-architecture-the-blueprint-of-a-machine/ https://pcmod.co.uk/what-is-computer-system-architecture-the-blueprint-of-a-machine/#respond Wed, 08 Oct 2025 17:03:11 +0000 http://pcmod.co.uk/?p=9126 Computer system architecture is the basic plan for all computing devices. It shows how hardware and software work together. This ensures instructions are carried out well. At its heart, computer architecture is the design that shapes a machine’s abilities and bounds. It covers all, from big ideas to the fine details. This architecture is key. […]

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]]> https://pcmod.co.uk/what-is-computer-system-architecture-the-blueprint-of-a-machine/feed/ 0 Advantages of a Payroll Computer System Efficiency and Accuracy https://pcmod.co.uk/advantages-of-a-payroll-computer-system-efficiency-and-accuracy/ https://pcmod.co.uk/advantages-of-a-payroll-computer-system-efficiency-and-accuracy/#respond Wed, 08 Oct 2025 14:24:04 +0000 http://pcmod.co.uk/?p=9093 Managing employee payments is a big challenge for businesses. Old ways of doing it take up a lot of time and can lead to expensive mistakes. Today’s payroll software benefits by making this hard task easier. It automates boring tasks like calculations and data entry. This saves a lot of time and effort. Looking at […]

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]]> https://pcmod.co.uk/advantages-of-a-payroll-computer-system-efficiency-and-accuracy/feed/ 0 Where to Find the Operating System on Your Computer A Simple Guide https://pcmod.co.uk/where-to-find-the-operating-system-on-your-computer-a-simple-guide/ https://pcmod.co.uk/where-to-find-the-operating-system-on-your-computer-a-simple-guide/#respond Wed, 08 Oct 2025 13:38:17 +0000 http://pcmod.co.uk/?p=9107 Your computer’s operating system is like its brain. It controls the hardware and helps programs run smoothly. Knowing your OS version is very important for many reasons. Knowing where your operating system is helps you install the right software. It also lets you get important security updates and get help when you need it. This […]

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]]> https://pcmod.co.uk/where-to-find-the-operating-system-on-your-computer-a-simple-guide/feed/ 0 How Virtual Memory Works in a Computer System Expanding RAM https://pcmod.co.uk/how-virtual-memory-works-in-a-computer-system-expanding-ram/ https://pcmod.co.uk/how-virtual-memory-works-in-a-computer-system-expanding-ram/#respond Wed, 08 Oct 2025 05:15:21 +0000 http://pcmod.co.uk/?p=9131 Modern computing uses advanced computer memory management to handle tough tasks. It has a key innovation that lets systems go beyond their physical limits. This tech creates a strong memory abstraction. It mixes active RAM with extra storage. The system sees this mix as one big, continuous area. Looking at virtual memory works alongside enables […]

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]]> https://pcmod.co.uk/how-virtual-memory-works-in-a-computer-system-expanding-ram/feed/ 0 What Are System Tools in Computer Maintenance and Utilities https://pcmod.co.uk/what-are-system-tools-in-computer-maintenance-and-utilities/ https://pcmod.co.uk/what-are-system-tools-in-computer-maintenance-and-utilities/#respond Tue, 07 Oct 2025 17:02:01 +0000 http://pcmod.co.uk/?p=9100 Modern computing needs special software to keep our machines running well. These programmes are key to any good computer maintenance tools set. At their heart, these tools are a clear system tools definition. They are software made to manage, keep, and improve computer systems. They do important work in the background that we don’t see […]

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]]> https://pcmod.co.uk/what-are-system-tools-in-computer-maintenance-and-utilities/feed/ 0 Why is a Computer a System Understanding Its Interconnected Parts https://pcmod.co.uk/why-is-a-computer-a-system-understanding-its-interconnected-parts/ https://pcmod.co.uk/why-is-a-computer-a-system-understanding-its-interconnected-parts/#respond Tue, 07 Oct 2025 09:53:42 +0000 http://pcmod.co.uk/?p=9113 Modern computing is like a symphony of parts working together. It’s not just about individual parts. It’s how they work together to process information. This computer system definition is all about working together. A processor, memory, and devices talk to each other through special paths. Each part needs the others to work well. The motherboard […]

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]]> https://pcmod.co.uk/why-is-a-computer-a-system-understanding-its-interconnected-parts/feed/ 0 What Enables a Computer to Drive the Speaker System Sound Cards Explained https://pcmod.co.uk/what-enables-a-computer-to-drive-the-speaker-system-sound-cards-explained/ https://pcmod.co.uk/what-enables-a-computer-to-drive-the-speaker-system-sound-cards-explained/#respond Tue, 07 Oct 2025 04:44:17 +0000 http://pcmod.co.uk/?p=9148 Modern computers offer rich multimedia experiences thanks to advanced audio hardware. A key part of this is the sound card. An audio card is an internal expansion card. It handles input and output signals under program control. This is the heart of sound card function in any setup. Virtual memory works system also becomes relevant […]

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]]> https://pcmod.co.uk/what-enables-a-computer-to-drive-the-speaker-system-sound-cards-explained/feed/ 0 What Computer System Does the NHS Use A Look at Healthcare IT https://pcmod.co.uk/what-computer-system-does-the-nhs-use-a-look-at-healthcare-it/ https://pcmod.co.uk/what-computer-system-does-the-nhs-use-a-look-at-healthcare-it/#respond Tue, 07 Oct 2025 00:43:53 +0000 http://pcmod.co.uk/?p=9136 The National Health Service has a complex NHS IT infrastructure network. It supports care for millions of patients in England, Scotland, Wales, and Northern Ireland. Modern healthcare technology lets doctors access patient info quickly. This makes treatments safer and services more efficient. At the core of this system are electronic health records. These digital files […]

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]]> https://pcmod.co.uk/what-computer-system-does-the-nhs-use-a-look-at-healthcare-it/feed/ 0 What Are Computational Systems The Engine of Modern Computing https://pcmod.co.uk/what-are-computational-systems-the-engine-of-modern-computing/ https://pcmod.co.uk/what-are-computational-systems-the-engine-of-modern-computing/#respond Mon, 06 Oct 2025 21:03:49 +0000 http://pcmod.co.uk/?p=9119 Before electronic devices took over, people called ‘computers’ did math by hand. They were the first to do complex calculations, setting the stage for today’s advanced machines. Charles Babbage and Alan Turing changed the game. Babbage’s idea of an analytical engine and Turing’s work led to electronic computational systems. This discussion overlaps with virtual memory […]

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