A digital image is made up from a great number of pixels, each pixel having a specific numeric tonal value. Image contrast is determined by the number of tonal values available and image resolution is determined by the number of pixels available.
The Electrical Lineman Apprenticeship program is a selective admission program restricted to individuals who are employed in the electrical industry and are working for a participating employer.
An individual holding a master electrician and master plumbing license must complete an approved continuing education course in electrical and plumbing. For the trades of plumbing, electrical, and HVAC, the course must be three hours in length.