(Common to CSE & ISE)
Subject Code: 15CS34 I.A. Marks : 20
Hours/Week : 04 Exam Hours: 03
Total Hours : 50 Exam Marks: 80

MODULE – 1 10 Hours
Basic Structure of Computers: Basic Operational Concepts, Bus Structures, Performance – Processor Clock,
Basic Performance Equation, Clock Rate, Performance Measurement.
Machine Instructions and Programs: Memory Location and Addresses, Memory Operations, Instructions and
Instruction Sequencing, Addressing Modes, Assembly Language, Basic Input and Output Operations, Stacks and
Queues, Subroutines, Additional Instructions, Encoding of Machine Instructions

MODULE – 2 10 Hours
Input/Output Organization: Accessing I/O Devices, Interrupts – Interrupt Hardware, Enabling and Disabling
Interrupts, Handling Multiple Devices, Controlling Device Requests, Exceptions, Direct Memory Access, Buses,
Interface Circuits, Standard I/O Interfaces – PCI Bus, SCSI Bus, USB.

MODULE – 3 10 Hours
Memory System: Basic Concepts, Semiconductor RAM Memories, Read Only Memories, Speed, Size, and Cost,
Cache Memories – Mapping Functions, Replacement Algorithms, Performance Considerations, Virtual Memories,
Secondary Storage.

MODULE – 4 10 Hours
Arithmetic: Numbers, Arithmetic Operations and Characters, Addition and Subtraction of Signed Numbers, Design
of Fast Adders, Multiplication of Positive Numbers, Signed Operand Multiplication, Fast Multiplication, Integer
Division, Floating-point Numbers and Operations.

MODULE – 5 10 Hours
Basic Processing Unit: Some Fundamental Concepts, Execution of a Complete Instruction, Multiple Bus
Organization, Hard-wired Control, Micro programmed Control.
Embedded Systems and Large Computer Systems: Examples of Embedded Systems, Processor chips for
embedded applications, Simple Microcontroller. The structure of General-Purpose Multiprocessors.
Text Books:
1. Carl Hamacher, Zvonko Vranesic, Safwat Zaky: Computer Organization, 5th Edition, Tata McGraw Hill,
(Listed topics only from Chapters 1, 2, 4, 5, 6, 7)

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