Computer systems refer to the interconnected hardware and software components that work together to perform a specific set of tasks or functions. This research area focuses on the design, development, implementation, and optimization of computer systems to improve their performance, reliability, security, and efficiency. Researchers in this area study various aspects of computer systems, including hardware design, operating systems, computer architecture, networking, distributed systems, and cloud computing. The goal is to advance the field of computer systems by creating innovative technologies that can meet the growing demands of modern computing applications and services.