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.
Education requirements for electrical engineers differ depending on the level of position being sought as well as the employer. However, electrical engineers usually need a four-year bachelor's degree in this field through a college or university.