CSA (BSC-IT 3rd)

SECTION-A

Introduction to Computer Organization: Introduction to Computer and CPU

(Computer Organization, Computer Design and Computer Architecture), Stored

Program Concept- Von Neumann Architecture. Introduction to Flynn’s ClassificationSISD,

SIMD, MIMD

Register Transfer and Micro operations- Introduction to Registers, Register Transfer

Language, Data movement among Registers and Memory.

Micro operations: Introduction to micro operations, Types of micro operations--Logic

Operations, Shift operations, Arithmetic and Shift operations.

Common Bus System : Introduction to Common Bus System, Types of Buses(Data

Bus, Control Bus, Address Bus), 16 bit Common Bus System--Data Movement among

registers using Bus. (09)

SECTION-B

Basic Computer Instructions- Introduction to Instruction, Types of Instructions

(Memory Reference, I/O Reference and Register Reference), Instruction Cycle,

Instruction Formats (Direct and Indirect Address Instructions, Zero Address, One

Address, Two Address and Three Address Instructions)

Interrupt: Introduction to Interrupt and Interrupt Cycle.

Design of Control Unit: Introduction to Control Unit, Types of Control Unit (Hardwired

& Micro programmed Control Unit).

Addressing Modes-Introduction & different types of Addressing Modes. (09)

SECTION-C

I/O Organization: I/O Interface Unit, types of ports (I/O port, Network Port, USB port,

Serial and Parallel Port), Concept of I/O bus, Isolated I/O versus Memory Mapped I/O.

I/O Data Transfer Techniques: Programmed I/O, Interrupt Initiated I/O, DMA Controller

and IOP.

Synchronous and Asynchronous Data Transfer: Concept of strobe and

handshaking, source and destination initiated data transfer. (09)

SECTION-D

Stack Organization: Memory Stack and Register Stack

Memory organization: Memory Hierarchy, Main Memory (RAM and ROM chips,

Logical and Physical Addresses, Memory Address Map, Memory Connection to CPU),

AssociativeMemory

Cache Memory: Cache Memory (Initialization of Cache Memory, Writing data into

Cache, Locality of Reference, Hit Ratio), Replacement Algorithms (LRU and FIFO).

Cache Memory Mapping Techniques: Direct Mapping, Associative Mapping and SetAssociative

Mapping. Harvard Architecture, Mobile Devices Architecture (Android,

Symbian and Windows Lite), Layered Approach Architecture.