JAWAHARLAL NEHRU TECHNOLOGICAL UNIVERSITY HYDERABAD

Course Objectives

The course objectives are

• To have a thorough understanding of the basic structure and operation of a digital computer.
• To discuss in detail the operation of the arithmetic unit including the algorithms & implementation of fixed-point and floating-point addition, subtraction, multiplication & division.
• To study the different ways of communicating with I/O devices and standard I/O interfaces.
• To study the hierarchical memory system including cache memories and virtual memory.
• To demonstrate the knowledge of functions of operating system memory management scheduling, file system and interface, distributed systems, security and dead locks.
• To implement a significant portion of an Operating System.

Course Outcomes

Upon completion of the course, students will have thorough knowledge

about:

• Basic structure of a digital computer
• Arithmetic operations of binary number system
• The organization of the Control unit, Arithmetic and Logical unit, Memory unit and the I/O unit.
• Operating system functions, types, system calls.
• Memory management techniques and dead lock avoidance operating systems' file system implementation and its interface.

UNIT - I

Basic Structure of Computers: Computer Types, Functional UNIT, Basic OPERATIONAL Concepts, Bus Structures, Software, Performance, Multiprocessors and Multi Computers, Data Representation, Fixed Point Representation, Floating – Point Representation. Register Transfer Language and Micro Operations: Register Transfer Language, Register Transfer Bus and Memory Transfers, Arithmetic Micro Operations, Logic Micro Operations, Shift Micro Operations, Arithmetic Logic Shift Unit, Instruction Codes, Computer Registers Computer Instructions– Instruction Cycle. Memory – Reference Instructions, Input – Output and Interrupt, STACK Organization, Instruction Formats, Addressing Modes, DATA Transfer and Manipulation, Program Control, Reduced Instruction Set Computer.

R16 B.TECH ECE.

UNIT - II

Micro Programmed Control: Control Memory, Address Sequencing, Microprogram Examples, Design of Control Unit, Hard Wired Control, Microprogrammed Control. The Memory System: Basic Concepts of Semiconductor RAM Memories, Read-Only Memories, Cache Memories Performance Considerations, Virtual99 Memories Secondary Storage, Introduction to RAID.

UNIT - III

Input-Output Organization: Peripheral Devices, Input-Output Interface, Asynchronous Data Transfer Modes, Priority Interrupt, Direct Memory Access, Input – Output Processor (IOP), Serial Communication; Introduction to Peripheral Components, Interconnect (PCI) Bus, Introduction to Standard Serial Communication Protocols like RS232, USB, IEEE1394.

UNIT - IV

Operating Systems Overview: Overview of Computer Operating Systems Functions, Protection and Security, Distributed Systems, Special Purpose Systems, Operating Systems Structures-Operating System Services and Systems Calls, System Programs, Operating Systems Generation. Memory Management: Swapping, Contiguous Memory Allocation, Paging, Structure of The Page Table, Segmentation, Virtual Memory, Demand Paging, Page-Replacement Algorithms, Allocation of Frames, Thrashing Case Studies - UNIX, Linux, Windows Principles of Deadlock: System Model, Deadlock Characterization, Deadlock Prevention, Detection and Avoidance, Recovery from Deadlock.

UNIT - V

File System Interface: The Concept of a File, Access Methods, Directory Structure, File System Mounting, File Sharing, Protection. File System Implementation: File System Structure, File System Implementation, Directory Implementation, Allocation Methods, Free-Space Management.

TEXT BOOKS:

• 1. Computer Organization – Carl Hamacher, Zvonks Vranesic, Safea Zaky, 5th Edition, McGraw Hill.
• 2. Computer Systems Architecture – M. Moris Mano, 3rd Edition, Pearson
• 3. Operating System Concepts- Abraham Silberchatz, Peter B. Galvin, Greg Gagne, 8th Edition, John Wiley.

REFERENCE BOOKS:

• 1. Computer Organization and Architecture – William Stallings 6th Edition, Pearson
• 2. Structured Computer Organization – Andrew S. Tanenbaum, 4th Edition PHI
• 3. Fundamentals of Computer Organization and Design – Sivaraama Dandamudi Springer Int. Edition. R16 B.TECH ECE.
• 4. Operating Systems – Internals and Design Principles, Stallings, 6th Edition–2009, Pearson Education.
• 5. Modern Operating Systems, Andrew S Tanenbaum 2nd Edition, PHI.
• 6. Principles of Operating Systems, B. L. Stuart, Cengage Learning, India Edition. R16 B.TECH ECE.