In the first year of a computer science degree program, you will typically study a range of subjects that provide you with the foundational knowledge and skills needed for a career in computer science. Some of the subjects you are likely to study include:

1. Programming Fundamentals: This subject covers the basics of programming, including variables, data types, control structures, functions, and algorithms. You will learn how to write code in a programming language like Java, Python, or C++.

2. Data Structures and Algorithms: This subject covers the fundamental data structures used in programming, such as arrays, linked lists, stacks, queues, and trees. You will also learn about common algorithms used in computer science, such as sorting and searching algorithms.

3. Computer Architecture: This subject covers the basics of computer hardware, including the CPU, memory, input/output devices, and storage devices. You will learn how these components work together to execute programs and process data.

4. Discrete Mathematics: This subject covers the mathematical foundations of computer science, including logic, set theory, graph theory, and combinatorics. You will learn how to use mathematical tools to analyze and solve problems in computer science.

5. Operating Systems: This subject covers the basics of operating systems, including process management, memory management, file systems, and device drivers. You will learn how operating systems facilitate communication between software and hardware to manage computer resources.

6. Database Systems: This subject covers the basics of database management systems, including data modeling, database design, and SQL programming. You will learn how to create and manage databases to store and retrieve data efficiently.

7. Web Development: This subject covers the basics of web technologies, including HTML, CSS, and JavaScript. You will learn how to create web pages and dynamic web applications using popular web development frameworks like React and Angular.

8. Software Engineering: This subject covers the principles of software engineering, including software design, testing, and project management. You will learn how to apply these principles in real-world software development projects.

These are some of the core subjects that you are likely to study in the first year of a computer science degree program. However, the specific curriculum may vary depending on the university and the program.

In the second year of a computer science degree program, you will typically build on the foundational knowledge and skills you acquired in the first year and delve deeper into more advanced topics. Some of the subjects you may study in the second year include:

1. Data Structures and Algorithms II: This subject builds on the concepts learned in the first year and covers more advanced data structures and algorithms, such as heaps, graphs, dynamic programming, and divide-and-conquer algorithms.

2. Computer Networks: This subject covers the basics of computer networks, including network architectures, protocols, and the Internet. You will learn how to design and implement network applications and troubleshoot network problems.

3. Object-Oriented Programming: This subject covers the principles of object-oriented programming, including inheritance, polymorphism, and encapsulation. You will learn how to use object-oriented programming to design and implement complex software systems.

4. Databases II: This subject covers more advanced topics in database management systems, such as advanced SQL programming, transaction management, and database security.

5. Computer Graphics: This subject covers the basics of computer graphics, including 2D and 3D graphics, rendering techniques, and animation. You will learn how to create and manipulate images and graphics using popular graphics libraries.

6.Operating Systems II: This subject covers more advanced topics in operating systems, such as process synchronization, deadlock avoidance, and virtual memory management. You will learn how to design and implement operating systems features to improve performance and security.

7. Software Design and Architecture: This subject covers the principles of software design and architecture, including software patterns, design principles, and software testing. You will learn how to design and implement software systems that are scalable, maintainable, and efficient.

8. Artificial Intelligence: This subject covers the basics of artificial intelligence, including machine learning, natural language processing, and expert systems. You will learn how to design and implement intelligent systems that can learn and adapt to new data.

These are some of the subjects that you are likely to study in the second year of a computer science degree program. However, the specific curriculum may vary depending on the university and the program.

In the third year of a computer science degree program, you will typically have the opportunity to take more specialized courses that align with your interests and career goals. Some of the subjects you may study in the third year include:

1. Software Development: This subject covers the principles of software development, including agile development methodologies, software testing, and quality assurance. You will learn how to design and implement software systems that are robust, scalable, and maintainable.

2. Computer Security: This subject covers the basics of computer security, including cryptography, network security, and cyber threats. You will learn how to design and implement secure software systems that protect against cyber attacks.

3. Human-Computer Interaction: This subject covers the basics of human-computer interaction, including user interface design, usability testing, and user experience. You will learn how to design and implement software systems that are user-friendly and intuitive.

4. Mobile Application Development: This subject covers the basics of mobile application development, including mobile platforms, mobile UI design, and mobile app programming. You will learn how to design and implement mobile applications for iOS and Android platforms.

5. Cloud Computing: This subject covers the basics of cloud computing, including cloud architectures, cloud services, and cloud security. You will learn how to design and implement cloud-based software systems that are scalable, reliable, and secure.

6. Data Science: This subject covers the basics of data science, including data mining, data visualization, and statistical analysis. You will learn how to use data science techniques and tools to analyze and interpret large data sets.

7. Computer Vision: This subject covers the basics of computer vision, including image processing, pattern recognition, and machine learning. You will learn how to design and implement computer vision algorithms that can recognize and interpret images and videos.

8. Advanced Programming Languages: This subject covers advanced topics in programming languages, such as functional programming, parallel programming, and scripting languages. You will learn how to use advanced programming languages to solve complex programming problems.

These are some of the subjects that you may study in the third year of a computer science degree program. However, the specific curriculum may vary depending on the university and the program.