Final answer:
Conventional methods of job analyses are characterized by their ability to provide detailed information about jobs, particularly through comprehensive methods like observation, surveys, and interviews.
Step-by-step explanation:
Considering the conventional methods of job analyses, such as observation, surveys, and interviews, the characteristic that stands out is: d) They provide detailed information about jobs. These methods are comprehensive and involve analyzing the skills of proficient employees, interviewing jobholders and supervisors, and seeking consensus on job requirements. However, according to research by Dierdorff & Wilson (2003), reliability can be questionable when job analyses rely heavily on employee self-reports, as they might be biased or exaggerated. Demands on interviews and the development of Likert scales also highlight the extent of detail aimed for in job analyses. Despite other methods potentially offering quicker or more cost-effective solutions, they may not offer the same level of thoroughness.