Texas A&M University (TAMU) ISTM209 Business Information Systems Concepts Exam 1 Practice

The four major functions of a business are critical for its overall operation and success. Manufacturing/production, sales/marketing, and finance/accounting are well-established functions that drive a company's core activities. The fourth function, which is human resources, plays a vital role in managing the workforce, ensuring that the organization has the right talent to meet its operational goals.

Human resources is responsible for recruiting, hiring, training, and developing employees. Additionally, this function handles employee relations, benefits, compliance with labor laws, and performance management. By effectively managing human resources, a business can ensure that it maintains a motivated and skilled workforce, which is essential for achieving its objectives.

Other options like customer service, research and development, and supply chain management are important aspects of a business; however, they typically fall under broader categories within the major functions. For instance, customer service might be viewed as a component of sales and marketing, while research and development can be part of overall production or innovation strategies. Supply chain management is essential for efficiently handling the flow of goods and services but is commonly included within the production function. Thus, human resources is the most fitting choice as the fourth major function that directly contributes to the overall management of a business.