Tag Archives: Computer studies

Looking at shells, internal and External commands

This Study area follows on from this Post , Using Linux Shells Each of the available command shells in Linux has two primary types of commands, Internal or External. Internal By saying a command is Internal, these commands are fully … Continue reading

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Device IRQ’s (interrupt requests) a Definition.

Definition of : IRQ (interrupt request) An IRQ (interrupt request) value is an assigned location in memory where the computer can expect a particular device to interrupt it when the device sends the computer signals about its operation. Note that … Continue reading

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Introduction to the new “Study Notes section”

Introduction of the Study Notes section I have been feeling the need on my blog to create a general study notes section, so today this is what I am doing. I find that there are general IT related topics that … Continue reading

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Linux Professional Institute Study Guide (LIC-1)

LPIC-1 Linux Professional Institute Certification Study Guide: Exam 101-400 and Exam 102-400, 4th Edition Christine Bresnahan, Richard Blum ISBN: 978-1-119-02118-6 As we are now well into the month of September, the month that traditionally all students start or get back … Continue reading

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My first weeks with the Raspberry Pi 2 and using BerryBoot OS Boot loader.

First Month with the Pi 2 and Installing Berry boot on the Raspberry Pi Its been a good month since I received my first Raspberry Pi 2 development board and during this time I have been busy setting it up … Continue reading

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Coding with text file editors

VIM/Emacs and other text file editor, details and cheat sheets Once you get to know the Linux operating system, something that becomes very clear is the need to be able to edit system configuration files along with shell command scripts … Continue reading

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Lets talk Flow charts and the art of Pseudo-code

Talking Flow charts and Pseudo-code Before you learn any computer programming language its always a good idea to first learn what they will be used for and just how you will be using them to write applications. Whether you use … Continue reading

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Looking at the Linux terminal commands and the Man pages.

Using the Linux command line and the Man pages In one of my previous post I referring to the differences between Linux and MS-Windows, I talked about the fact that Windows has removed itself largely from the command line interface … Continue reading

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