The term 'The Right Stuff' refers to a set of qualities that are necessary for success. The crossword solutions for this term are PROTOCOL (8 letters), DOS (3 letters), and ETHICS (6 letters). PROTOCOL refers to a set of rules or guidelines that must be followed in order to achieve a desired outcome. DOS stands for Disk Operating System, which is a computer operating system that was popular in the 1980s and 1990s. ETHICS refers to moral principles that guide behavior and decision-making. Together, these three terms represent the qualities that are necessary for achieving success.