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.
chief executive officer (CEO). Top executive responsible for a firm's overall operations and performance. He or she is the leader of the firm, serves as the main link between the board of directors (the board) and the firm's various parts or levels, and is held solely responsible for the firm's success or failure.efinition. Top executive responsible for a firm's overall operations and performance. He or she is the leader of the firm, serves as the main link between the board of directors (the board) and the firm's various parts or levels, and is held solely responsible for the firm's success or failure.