About This Book
Computer system architecture refers to the structure and organization of the various components of a
computer system, including its hardware, software, and the way these components interact. It
encompasses the design of the CPU, memory hierarchy, input/output systems, and data storage devices.
The architecture of a computer determines its capabilities, performance, and efficiency. At the core of a
computer system lies the Central Processing Unit (CPU), often referred to as the "brain" of the system. The
CPU executes instructions and processes data. It consists of several components, including the Control
Unit (CU), which manages the execution of instructions, and the Arithmetic Logic Unit (ALU), which
performs mathematical and logical operations. The CPU communicates with memory and input/output
devices through various buses and control signals. Memory is an essential part of computer architecture,
including primary memory (RAM) for storing active data and instructions and secondary memory (like
hard drives or SSDs) for long-term storage. The design and efficiency of the memory hierarchy, including
caches, play a vital role in the performance of the system. Input and output systems allow the computer
to communicate with the external world, including keyboards, monitors, printers, and network
interfaces. The efficient interaction between hardware and software components in a well-designed
architecture ensures optimal computer performance. Computer System Architecture offers an in-depth
exploration of the structural design and functional organization of computer systems, highlighting key
components like CPUs, memory, and I/O systems.
Contents: 1. Introduction to Computer System, 2. Functional Architecture of Computer Systems,
3. Structural Design of Computer Operating Systems, 4. Exploring Linux and Alternative Operating
Systems, 5. Computer Architecture, 6. Computer Systems: Software, Hardware, and Memory
Architecture, 7. Worldwide Network Architecture: Design and Implementation, 8. Principles of Computer
Architecture and Organization.
