Yes, it is beneficial to revise using online study forums or discussion boards. These platforms provide numerous advantages for students who are preparing for exams or seeking additional learning resources.

Access to a Wide Range of Perspectives and Knowledge
- Online study forums and discussion boards bring together a diverse community of learners, including students from different countries, backgrounds, and educational institutions. This allows users to access a wide range of perspectives and knowledge on various topics.
- Students can benefit from the collective intelligence of the community by engaging in discussions, asking questions, and receiving answers from fellow learners who may have different insights or experiences.
- Additionally, online study forums often attract subject matter experts or professionals who can provide expert advice and guidance, further enhancing the learning experience.

Opportunity for Collaborative Learning
- These platforms promote collaborative learning by facilitating group discussions and peer-to-peer interactions. Students can work together to solve problems, share study materials, and exchange ideas.
- Collaborative learning has been shown to improve critical thinking skills, deepen understanding of concepts, and enhance retention of information. Online study forums provide a convenient platform for students to engage in such collaborative activities.

Availability of Resources and Study Materials
- Online study forums often have dedicated sections where users can share study materials, such as notes, summaries, and practice questions. This can save students valuable time by providing them with ready-made resources that they can use for revision.
- Additionally, these platforms may have curated collections of study materials from various sources, ensuring that students have access to a wide range of high-quality resources.

24/7 Accessibility and Flexibility
- Online study forums are accessible at any time, allowing students to revise and seek help whenever they need it. This flexibility is particularly beneficial for those who have busy schedules or limited access to traditional study resources.
- Furthermore, online study forums can be accessed from various devices, including smartphones and tablets, making it convenient for students to study on the go.

Building a Supportive Community
- Online study forums provide an opportunity to connect with like-minded individuals who are also preparing for exams or seeking to expand their knowledge. Being part of a supportive community can boost motivation, provide encouragement, and alleviate the feelings of isolation that often accompany self-study.

In conclusion, revising using online study forums or discussion boards offers several benefits, including access to diverse perspectives, collaborative learning opportunities, availability of study materials, 24/7 accessibility, and the chance to build a supportive community. These platforms can greatly enhance the learning experience and help students achieve their academic goals.