Introduction to computer organization and architecture, CPU Organization, Data Representation, Instruction Sets, Data path design, Fixed point and floating point arithmetic operations and hardware design, ALU design, Micro-Operation, Microarchitecture and Instruction Set Architecture, Control unit and Design, Hardwired control unit and Micro programmed control unit, Horizontal micro-programmed and Vertical micro-programmed control unit, Memory organization, Cache memory, Multilevel Cache Organisation, Virtual memory, Input output Unit: Priority Interrupts, Programmed Controlled I/O Transfer, Interrupt controlled I/O transfer, DMA controller, Secondary storage and type of storage devices, Introduction to solid-state drive (SSD), Read and Write operations in memory, Pipelining. Performance evaluation.