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.
A certified facility manager is someone who has gained a certification in various aspects of maintaining a commercial or industrial facility.View slideshow of images above.nowing about compliance with safety law is usually part of the job of a certified facility manager. The facility manager certification, as pointed out by the IFMA, helps to support the credentials of a professional in this field.