A clerk is a person who performs various administrative tasks in an office or business setting. Their duties often include organizing files, managing schedules, and assisting customers. Clerks play a vital role in ensuring that operations run smoothly, whether they work in a retail store, a government office, or a hospital. In many cases, clerks are the first point of contact for customers, providing information and support. They may handle transactions, answer questions, and help with paperwork. This role requires good communication skills and attention to detail, making clerks essential for maintaining efficient service in places like banks and libraries.