There are several administrative courses in IT that have a good future. However, the best course depends on an individual's interests and career goals. Here are some of the popular administrative courses in IT that have a promising future:

1. Cybersecurity Administration: With the rise of cyber threats, cybersecurity administration has become one of the most in-demand IT administrative courses. Cybersecurity administrators are responsible for protecting an organization's network, systems, and data from cyber-attacks. They also develop and implement security policies, conduct risk assessments, and monitor security breaches. According to the Bureau of Labor Statistics, cybersecurity jobs are projected to grow 31% from 2019 to 2029, much faster than the average for all occupations.

2. Cloud Computing Administration: Cloud computing is the future of IT infrastructure, and cloud computing administrators are in high demand. They are responsible for managing cloud-based systems, deploying applications, and ensuring the reliability and security of the cloud infrastructure. According to a report by Gartner, the worldwide public cloud services market is projected to grow 18.4% in 2021, reaching $304.9 billion.

3. Database Administration: As organizations collect and store vast amounts of data, database administrators are needed to manage and maintain databases. They ensure the security, performance, and availability of databases, and troubleshoot any issues that arise. According to the Bureau of Labor Statistics, employment of database administrators is projected to grow 10% from 2019 to 2029, much faster than the average for all occupations.

4. Network Administration: Network administrators are responsible for managing an organization's network infrastructure, including routers, switches, and firewalls. They ensure the network is secure, reliable, and accessible to authorized users. According to the Bureau of Labor Statistics, employment of network and computer systems administrators is projected to grow 4% from 2019 to 2029, about as fast as the average for all occupations.

In conclusion, the best administrative course in IT that has a good future depends on an individual's interests and career goals. However, cybersecurity administration, cloud computing administration, database administration, and network administration are some of the popular courses that have a promising future. These courses offer excellent job prospects, high salaries, and opportunities for career growth.