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.
To work as a construction manager, you would normally need a foundation degree, HNC/HND or degree in a related area, for example: 1  building studies and building engineering. 2  surveying and civil engineering. 3  construction engineering. 4  construction management.o be a construction manager you should have: 1  excellent people skills to work with staff at all levels. 2  a creative approach to problem solving. 3  the ability to motivate your team. 4  excellent organisational and planning skills. 5  the ability to take on responsibility and make decisions. 6  good maths and IT skills.