Produced by the award-winning maranGraphics Group, Maran's Illustrated Guide to Dog Training is a valuable resource to a wide range of readers-from individuals picking up their first puppy to those who are looking to eliminate their pet's annoying behaviors. Instead of describing the myriad ways to perform each task, Maran's...

Why is astronomy considered a science while astrology is considered only a pseudoscience? In other words, how can we prove that a theory faithfully describes reality, and that this theory can then be used to predict unknown facts? Karl Popper, the well-known philosopher, studied these problems and summarized his conclusions in one...

Organizations of all sizes today find themselves increasingly awash in data, yet hungering for information to help them meet their business objectives. These corporations, from Main Street and Wall Street alike, have spent large amounts of time and money over the past 10 or so years implementing systems to help collect data on and...

What is security? Is it a mindset? Is it a measurable and actionable posture or position? Or is it a bit of both? People, as a race, learn from doing; they learn by example. Ingrained into our psyche is a process that builds new information upon previous knowledge as we learn. As Isaac Newton said, “If I have seen further than...

After studying this text, you should be able to apply switching theory to the solution of logic design problems.This means that you will learn both the basic theory of switching circuits and how to apply it. After a brief introduction, you will study Boolean algebra, which is the basic mathematical tool needed to analyze and synthesize...

Since the 1960s, database systems have been playing a relevant role in the information technology field. By the mid-1960s, several systems were also available for commercial purposes. Hierarchical and network database systems provided two different perspectives and data models to organize data collections. In 1970, E. Codd wrote a...

Brought to you by the author of Freemasons For Dummies, The Templar Code is more than an intriguing cipher or a mysterious symbol – it is the Code by which the Knights Templar lived and died, the Code that bound them together in secrecy, and the Code...

As the Dilbert cartoon suggests, it is always a good idea to know whether a project fits the company’s overall strategy. You will learn more about the relationship between systems projects and...