Current Affairs in UPSC CSE syllabus unfortunately doesn’t mean current affairs of only past one year. There can be instances when current affairs questions from past few years pop up in examination. If you follow the current affairs of past one year holistically, it is more than enough to solve 90% of the questions. The key word here is holistically. If you follow the current affairs holistically without any gap, you will encounter all the schemes and important events at least 10–15 times in a year. And there are very high chances that these schemes, events and their details will embed deeply in your mind even if you don’t want to cram them. Just read them carefully and analyze them. If you don’t know any word or phrase or scheme or place mentioned in news, google it and know about it from reliable sources. This is the holistic way of learning which I have mentioned again and again. Slowly you would build a vast repository of knowledge and all you have to do is to follow up with a good revision schedule. Some tips to help you: 1) Make sure to read newspaper daily and make proper notes so that it become easy for revision.2) Keep a separate notebook for international relations as well as for economics portion. 3) Current Affairs should not be pushed to the last minute before the exam. Allot time every month for the previous months Current Affairs Revision . 4) Understanding the relevance of Current Affairs for Prelims and Mains: Past question papers and mock tests are the best way to understand the relevance of your preparation. You can read the daily current affairs here:

You should try to get every knowledge.. By the way I have document for you to help you out. The name of my document is " To clear UPSC... you have to read this syllabus".

Introduction:
Preparing for the UPSC CSE (Civil Services Examination) prelims requires a thorough understanding of current affairs. The question at hand is whether a single year of preparation will be sufficient for the UPSC CSE prelims. Let's analyze this in detail.

Importance of Current Affairs:
1. Significant Weightage: Current affairs have a substantial weightage in the UPSC CSE prelims. Questions related to national and international events, government policies, and socio-economic issues are often asked.
2. Dynamic Nature: Current affairs are constantly evolving, and staying updated is crucial to perform well in the exam. It helps in understanding the changing dynamics of the country and the world.
3. Analytical Thinking: Current affairs require analytical thinking and the ability to connect various events and their impact. It enhances the candidate's critical thinking skills.

Advantages of a Single Year Preparation:
1. Recent Relevance: A single year of preparation ensures that candidates have a good grasp on the most recent events and developments. This is advantageous as the UPSC exam focuses on current affairs from the past year.
2. Limited Content: With a single year of preparation, the amount of content to cover is relatively limited compared to multiple years. This allows candidates to delve deeper into the topics and gain a comprehensive understanding.
3. Updated Study Material: Various study materials, newspapers, and magazines are readily available for the latest current affairs. This facilitates easy access to relevant information and resources.

Challenges:
1. Vast Coverage: Even with a single year of preparation, the range of topics to cover can be extensive. Candidates need to prioritize relevant subjects and focus on understanding the underlying concepts.
2. Retention: Remembering a year's worth of current affairs can be challenging. Revision and practice are essential to ensure retention and enhance recall during the exam.
3. Interlinking Events: As current affairs are interconnected, it is crucial to understand the cause-effect relationships between different events. This requires consistent effort in studying and analyzing various topics.

Conclusion:
While a single year of current affairs preparation can provide a solid foundation for the UPSC CSE prelims, it should be supplemented with regular revisions, practice, and analytical thinking. Candidates must stay updated with the latest information and make use of reliable study materials. Additionally, it is essential to focus on understanding the underlying concepts and their interlinkages. With dedication and consistent effort, a single year of preparation can indeed be sufficient for the UPSC CSE prelims.