Yes, you can access the mock tests on a computer at a study center or library specifically for UPSC aspirants. Here are the details:

1. Study Centers and Libraries:
There are various study centers and libraries that cater specifically to UPSC aspirants. These centers provide a conducive environment for studying and offer resources such as books, study materials, and computer facilities. They are designed to meet the specific needs of UPSC aspirants and provide a dedicated space for exam preparation.

2. Mock Tests:
Mock tests are an essential component of UPSC exam preparation as they help aspirants assess their knowledge, identify areas of improvement, and gain familiarity with the exam pattern and time management. These tests simulate the actual exam conditions and provide valuable practice.

3. Accessing Mock Tests:
To access mock tests on a computer at a study center or library, you can follow these steps:

- Identify a study center or library that specifically caters to UPSC aspirants. These centers can be found in major cities and educational hubs.
- Enquire about the availability of computer facilities and mock tests at the center or library.
- Once you have identified a suitable center, visit the facility during their operating hours.
- Inform the staff of your intention to access mock tests on a computer. They will guide you to the designated area where computers are available for use.
- Log in to the computer using the provided credentials or follow the instructions given by the staff.
- Access the EduRev platform, which offers a wide range of UPSC mock tests and other study materials.
- Select the desired mock test from the available options and begin attempting the test.
- After completing the mock test, you can review your answers, analyze your performance, and identify areas for improvement.

4. Benefits of Accessing Mock Tests at Study Centers or Libraries:
- Dedicated environment: Study centers and libraries provide a focused and distraction-free environment for exam preparation.
- Availability of resources: These centers often have a vast collection of books, study materials, and online resources that can supplement your preparation.
- Guidance and support: The staff at study centers can provide guidance on exam preparation strategies, recommended study materials, and answer queries related to the mock tests.
- Peer learning: Study centers offer the opportunity to interact with fellow UPSC aspirants, exchange study tips, and discuss challenging topics.
- Regular practice: By accessing mock tests on a computer at study centers, you can establish a routine of regular practice, which is crucial for success in the UPSC exam.

In conclusion, accessing mock tests on a computer at a study center or library specifically for UPSC aspirants can greatly enhance your exam preparation. It provides a conducive environment, access to resources, and an opportunity for regular practice, all of which are essential for achieving success in the UPSC exam.