Part of the Electronics glossary: A semiconductor is a substance, usually a solid chemical element or compound, that can conduct electricity under some conditions but not others, making it a good medium for the control of electrical current.art of the Electronics glossary: A semiconductor is a substance, usually a solid chemical element or compound, that can conduct electricity under some conditions but not others, making it a good medium for the control of electrical current.
To work in the criminal justice field, you can earn either a Bachelor of Arts of a Bachelor of Science. Youâll need a total of 120 to 128 credits to get a Bachelor degree, which can usually be earned in about four years. Some people start with their Associate degree and then decide to earn a Bachelor degree later on.
Candidates interested in learning how to become probation officers in California must have at least a bachelorâs degree, and preference is given to applicants with an advanced degree like a Master of Social Work or MBA. The most common majors for these degrees are in: 1  Developmental psychology. 2  Criminal justice. 3  Law.