The trick to beating a lie detector test is understanding how one works. A polygraph is a device that you are "hooked up" to in an effort to keep track of your pulse and your breathing. What a lie detector does is notice changes in one's breathing and heart rate depending on a question that …
Learning how to pick locks is almost as much an art as it is a science. Locksmiths describe lock picking as the exploitation of a lock’s machinery to open a lock without a key. To understand the process of picking locks, the prospective picker has to be acquainted with how locks and keys function. The …
Solid mechanics defines torsion as the twisting of an object as a result of applied torque. Torsional vibration can be broadly described as the angular vibration of any object. It can be defined specifically as the periodic motion corresponding to a shaft, where the shaft is twisted about its axis, alternating from one direction to …
Working With Text & Numbers Tutorial A tutorial that shows how to use excel & covers all basics in just a few easy steps Steps: To begin open Microsoft Excel. Then, if necessary, click on the in the upper right corner of the task pane to close the task pane. The screen shown here will …
I am pleased to announce a new feature here at The Tech-FAQ: practice exams for IT certifications. We have released our first practice exam, 70-410 Installing and Configuring Microsoft Windows Server 2012. This practice exam will help our site visitors achieve the MCSA, MCSE, and MCSM certifications from Microsoft. Each time you take the practice …
LEDs (Light Emitting Diodes) are now found on almost every electronic device including MP3 players, DVD players, TVs, clock radios, and computers. LEDs have been popular for decades. However, today they are cheaper, brighter and come in more colors than ever before. While the incandescent light bulb has been the light of choice for at …
SMS (Short Message Service) is a protocol for sending and receiving brief text messaging over digital cellular networks. Most people send SMS messages from the very small keypads on their mobile phones, and most people who receive SMS messages read them on the tiny screens of their mobile phones. Because of those considerations, and because …
There are many reasons why someone might want to reset their X-Box 360. The first might be because their display settings have become warped and they want to get back to the previous settings that worked. Or, they might have installed something onto the console and now it is not running properly. And, no matter …
Television antennas are generally installed on top of buildings, which makes the entire structure susceptible to lightning strikes. In order to protect the building that the TV antenna is attached to, the antenna has to be grounded properly. Another danger of mounting a television antenna that is not grounded properly is the excessive static electricity …