Basically phase is an angle of line joining the origin and the any point on the wave with $x$ axis of our reference frame and the word phase is defined for the single wave function. But the phase difference is defined for two waves.
To become a Certified Construction Manager (CCM), you must have a requisite amount of experience and/or education. ONE of the following: An undergraduate (4-year BA/BS level) or graduate qualifying degree. A 2-year undergraduate qualifying degree (AA/AS level) AND 4 years experience in general design/construction.
Learn how to become a certified care manager. Research the education requirements, licensure information and experience required for starting a career in care management.tep 2: Gain Work Experience. The NACCM requires that diploma and associate's degree holders have at least three years of supervisory care management experience and two years of direct patient-care experience in a field such as social work, mental health counseling or care management.