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.
Candidates who hold a high school diploma or the equivalent might apply to become apprentices through various unions, such as the International Brotherhood of Electrical Workers or the National Electrical Contractors Association.lectrician: Educational Requirements and Career Profile. Electricians require some formal education. Learn more about the education requirements, licensing requirements and job duties to find out if this is the right career for you. View 10 Popular Schools Â».