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Laptop with digital desert landscape on display, representing modern computer systems and technology.

What are Computer Systems?

Introduction Just 60 years ago computers were mostly unheard of and unused with only a handful in existence, they were large cabinets of wires and circuit boards that would often span the length of an entire room. They could only process very simple calculations and used an extensive electrical supply. In today’s world, we live…
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Backlit computer keyboard showing illuminated keys for gaming or work.

Computer Hardware Explained

Computer Hardware Explained Input Input devices come in a wide range of shapes, sizes and functions but they all share the same purpose. The input data gathered from real life that humans either see, hear or touch and convert it into digital data which the computer understands. For example, a scanner inputs an object, usually…
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Software Explained.

Software Explained

Software Operating Systems To function correctly computer systems need to run something called an operating system. The operating system is the base layer of software that manages and controls all the components and peripherals attached the computer system. It creates a standardised system architecture for applications to be installed within and decodes all input/output data…
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An image showing a laptop, smartphone, tablet, and external hard drive on a wooden desk.

Comparing Different Systems

Micro Vs Mobile Although Micro Computers and Mobile Computer are very similar in the characteristic that they only ever serve one user they both have their positives and negatives which enable them to excel in different environments. For example, a video editing company would more than likely choose to supply its editors with high-end, high-performance…
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Dual monitor setup with keyboard and headphones in a dark room.

Computer System Design – Photography PC Example

Client Brief Explained The client is an event photographer who uses their camera to produce high-quality photos and videos that are later loaded onto a PC running Windows XP and edited using Microsoft Paint. Once edited the pictures are printed onto high-quality 600dpi colour proofs. The client currently uses an HP Pavilion with 2GB RAM…
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Testing a computer system with a close-up of a CPU socket on a motherboard.

Testing A Computer System

Testing A Computer System Below are some basic examples of testing a computer system and it’s most commonly used functions such as running user accounts, using the internet, installing an office based software package, updating anti-virus software and, browsing the internet and installing peripherals. Turn On Test When a computer system successfully boots up into…
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Maintaining a computer system for optimal performance and security.

Maintaining a Computer System

Schedule De-fragmentation of a Computer System Computer systems sometimes don’t save data in an efficient way on the hard disk and this can decrease the performance of the system due to this it is often wise to run a disk defrag on a regular basis. This can be done by following these simple steps below.…
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Micro and mini computer systems shown on a modern desk setup.

Computer System Comparisons – Micro vs Mini

Micro Vs Mobile Although Micro Computers and Mobile Computer are very similar in the characteristic that they only ever serve one user they both have their positives and negatives which enable them to excel in different environments. For example, a video editing company would more than likely choose to supply its editors with high-end, high-performance…
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Processor motherboard with gold pins for building a custom computer system.

System Specification For A Photographer and Why It Is Important

Hardware CASE – ZALMAN Z3 Plus Midi-Tower ATX/Micro ATX Case I selected the Zalman case for it’s multi-purpose use to house both an ATX and Micro ATX form factor motherboard, this gave me a greater choice when choosing which motherboard was best for my client. It’s also reasonably priced and well designed. MOTHERBOARD – MSI…
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Person working on website design on a laptop at a wooden table.

Website Purposes, Needs & Server Design

Website Purposes The internet has grown exponentially over the past 30 years to a point where almost any book, any film, any image, any video, any product and any piece of information can be found and accessed online. It’s the lifeblood of our modern society and we’ve become reliant on it. So forth, website purposes…
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