Revision is a crucial component of any exam preparation, especially when it comes to subjects like Political Science and International Relations (PSIR) that require both depth of understanding and breadth of coverage. To ensure an effective revision strategy that accounts for both these aspects, consider the following key points:

Understanding the Concepts:
- Begin by thoroughly understanding the fundamental concepts and theories in PSIR. This includes topics like political theory, international relations, comparative politics, and Indian government and politics.
- Make sure to read the textbooks and reference materials recommended for the exam. These will provide a comprehensive understanding of the subject matter.
- Take notes while studying, highlighting key points, definitions, and examples. This will help consolidate your understanding and serve as a quick reference during revision.

Creating a Study Schedule:
- Allocate specific time slots for each topic or subtopic, ensuring a balance between depth and breadth of coverage.
- Divide your revision schedule into different phases. In the initial phases, focus on building a strong foundation and understanding the core concepts. Later, move on to more advanced topics and current affairs related to PSIR.
- Revise regularly and consistently to avoid cramming large amounts of information at once. This will help in retaining the concepts for a longer period of time.

Reviewing Past Papers:
- Solve previous years' question papers to get an idea of the exam pattern and the type of questions asked.
- Analyze your performance in these papers to identify your strengths and weaknesses. This will help you focus your revision efforts accordingly.
- Pay special attention to questions that require both depth of understanding and breadth of coverage. These will give you an insight into the specific areas you need to work on.

Group Discussions and Mock Tests:
- Engage in group discussions with fellow aspirants or join online forums to exchange ideas and perspectives on various PSIR topics. This will enhance your understanding and expose you to different viewpoints.
- Take mock tests regularly to assess your knowledge and identify any gaps in your preparation. Mock tests will also help you improve your time management skills and familiarize yourself with the exam environment.

Revisiting Key Concepts:
- Prioritize revisiting key concepts and theories that are frequently asked in the exam. Make concise notes or flashcards summarizing these concepts for quick revision.
- Focus on understanding the interconnections between different topics in PSIR. This will help you develop a holistic understanding and answer questions effectively.

By incorporating these strategies into your revision plan, you can ensure that you cover both depth of understanding and breadth of coverage in PSIR. Remember to stay consistent, review regularly, and seek clarification whenever necessary. Good luck with your exam preparation!