System Memory

August 24, 2020 Photo by Valentine Tanasovich on Pexels.com System memory is like the workbench of the computer. It gives the CPU a place to store and read information very fast. The system memory operates at GHz instead of the MHz that SSDs and HDDs operate at. Volatile memory uses pluses electric current that refreshes … Continue reading System Memory

Common Computer Connections

Photo by Karolina Grabowska on Pexels.com A computer connection is a physical contact point (interface) that allows a computer and component to transfer data. Analog signals move information in a continuous oscillating wave like a sine wave. Digital signals are binary and are either a one or a zero. The male end of a connection … Continue reading Common Computer Connections

Troubleshooting Methodology

August 2, 2020 Photo by Andrea Piacquadio from Pexels There are 7 steps in the troubleshooting methodology. Consider corporate policies, procedures, and impacts before implementing changesIdentify the problemEstablish a theory of probable cause (question the obvious)Test the theory to determine the causeEstablish a plan of action to resolve the problem and implement the solutionVerify full system functionality and, … Continue reading Troubleshooting Methodology