Professionals in this branch of psychology study a number of mental processes. A few of the most common-and important-mental processes that cognitive psychologists study include memory, perception, and learning.
A chief engineer (commonly referred to asChEng, the Chief or just Chief) is responsible for all operations and maintenance that has to do with any and all engineering equipment throughout the entire ship.n public works, such as for a city, county, military division, or federal program, the engineering department often has a chief engineer. This is typically shown as Office of the Chief Engineer in organizational charts.
A chief operating officer (COO), also called the chief operations officer, is one of the highest-ranking executive positions in an organization, comprising part of the C-Suite. The COO is responsible for the daily operation of the company, and routinely reports to the highest-ranking executive, usually the chief executive officer (CEO).