Articles in Computer Tutorials and Lessons
Many people use BIOS password to lock up their computers, making them completely unusable without entering the correct password. This password has to be entered before loading the operating systems, normally on a DOS screen shortly after the computer started. BIOS password is usually stored …
Are you having unknown lag issues and delay problems browsing the internet or playing online games? You are here probably because you do not know what is going in and out of your computer and what actually causes lag (slow down) to your internet connection. …
Rapidshare is often known as the most popular online file hosting site available on the internet. Purchasing a premium account will cost you 5.99 euro per month, or cheaper if you purchase a longer term. Some people are just can’t afford the price to own …
Hotfile is yet another file hosting site which is becoming more popular now because of its ease of user interface and fast download speed (even without a hotfile premium account). Hotfile has been on the market since early 2008 and has now grown to a …
Here in this post, we will show you how to make a strong yet easy to remember password. Before we begin building a strong password, you need to understand what characteristic should a strong password possess.
An ideal password:
has all kinds of characters: letters, punctuation, symbols, …
A driver is a program that enables communication between your computer and a hardware (such as a sound card, video adapter, network adapter, printer or scanner), allowing the device to work correctly with your computer. That said, if a required driver is absent, the device …
If you have a Xbox 360 console, you might want to share your videos, photos and musics stored on your computer with your Xbox 360. This can be fun if you have a huge gorgeous TV and want to show your family and friends your …
Usually when you open a webpage from an external software such as Messenger, Windows will call your default browser to open the webpage. If you have multiple web browsers in your computer, Windows needs to know which browser to use by default when you open …
This article covers the following infos about CPU Scheduling: what is CPU scheduling; Preemptive scheduling algorithms; Non-preemptive scheduling algorithms; and Calculation theories of each preemptive scheduling algorithm.
If you reach this page by searching a certain keyword from any search engine, I would recommend you to …
Computers are no different than cars, they need maintenance too. In order to keep your computer running smooth and fast, you’ll need to take good care of it on a regular basis. That is why people follow a computer maintenance checklist that will hopefully able …
This article covers the following infos about Process Control Management: Process and Thread Concepts, Process States and Process Scheduling.
What is a process?
It is a program in execution which progresses in a sequential manner.
It is a unit of work with a unique process identification.
It requires resources …
This article covers the following infos about Computer System: what is a computer; the overview of computer systems; the components of a computer; and the history of computer.
If you reach this page by searching a certain keyword from any search engine, I would recommend you to use CTRL-F to find …
Many products now days may not include a cleaning kit. Even if they are included with the product, they wont last long. So, the question is what are the alternative tools to clean up my computer?
Many companies have created products to help improve the process …
4 reasons why you have to perform Disk Cleanup for your PC regularly
To Remove Temporary Internet Files
Any time you surf the net and visit a website, your computer will automatically download all the texts, images and objects such as videos and audios so that they …
This article covers the following infos about Logic Gates: what is logic gates; the characteristics of the logic gates; and the functions of the AND, OR, NAND, NOR and Exclusive OR gates.
If you reach this page by searching a certain keyword from any search engine, …
This article covers most of the things about Data Representation. If you reach this page by searching a certain keyword from any search engine, I would recommend you to use CTRL-F to find the parts that you need.
Data Formats
Computers – Process and store all forms …
Sometimes you may notice that your computer systems are running slow, many programs stop responding halfway, or your CPU usage for the system process approaches 100 percent. At this rate, you should check your hard disk immediately by using ScanDisk Utility.
What is Defragmentation? Why Should you do it?
The Meaning of Defragmentation:
“Defragmentation” is a term used for the process of scanning the file system and reducing the amount of fragmentation in file systems. Doing this may greatly improve system performance.



