Knowing that this world is now moving toward a global village-we are in information era where practically nothing can be done without the power of computers in most industries. A solid knowledge about fundamentals of computing has become indispensable in everyday life. This book has been prepared for you to uncover several confusing concepts that pose a big challenge to computer learners and users. I am coming from both educational and professional background with great experience to better alienate the hinges that serve as obstacles to high-tech solutions to everyone. It is the togetherness...