Learning about computers can be very helpful even if you don't work with computers as your full-time job. Since the internet has increased people's desire to own a computer, frustrations often arise when a personal computer has a failure or something is misunderstood about its operation. Knowledge from various computer books can help make life a lot easier and more enjoyable.
For example, one of the most common computer failures is the power supply. A person may think his or her hard drive has failed when it is actually the power going to it. When the power supply is working properly, some light emitting diode lamps should be shining at the rear of the computer or on the internal p.c. boards. If these lamps are out, the power supply is most likely the problem.
It is also easy to change a power supply. Only four screws hold it in place on the cabinet. The tricky part will be all the wiring cables attached to the power supply. Several cables may not even be used. Mark the cables when you remove them so you know where to put them when you install the new power supply.Fibonacci-Stocks.com and ClusterGains.com discuss many aspects of the stock market and how to successfully buy and sell stocks.
LinuxBooks4You.com gives you insight into how Linux works and how good it is.