The length of the day at Denver International Airport varies significantly over the course of the year. In 2017, the shortest day is December 21, with 9 hours, 21 minutes of daylight; the longest day is June 21, with 15 hours, 0 minutes of daylight.
(April 2014) A continuing education unit (CEU) or continuing education credit (CEC) is a measure used in continuing education programs to assist the professional to maintain his or her license in their profession.
The Canadian Experience Class (CEC) is an immigration program aimed to help temporary foreign workers and foreign students to apply their work experience and education towards their applications for residency.