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Unformatted text preview: or self-study.
Each chapter contains a section on 'Points to Remember' that highlights the important
points covered in the chapter.
Each chapter also contains a large number of carefully designed review questions that are
meant to test the understanding of the materials presented in the chapter.
To make the text easy to read and understand, the style of presentation used throughout
the book is motivational, non-mathematical and explanatory in nature.
The book begins with an introduction to computers. Chapter 1 explains what this versatile
tool is, why it is so powerful and useful, what its limitations are, and how it has evolved
from its early days to become a powerful and useful tool for all types of users in today's
Chapter 2 presents the basic organization of a computer system. It briefly explains about
the five main units present in any computer system that correspond to the five basic
operations performed by all computer systems.
Chapter 3 introduces the basic fundamentals of number system and some of the number
systems commonly used by computer professionals. Chapter 4 describes how binary numbers are coded to represent characters in computers and some of the most commonly
used computer codes. Chapter 5 describes how the basic arithmetic operations are
performed inside the computer using binary numbers.
Chapter 6 introduces Boolean algebra, which is algebra to deal with the binary number
system. This chapter also describes logic gates, which are used for building logic circuits
used by the processors of computer systems.
Chapter 7, 8 and 9 describe the internal structure and working of the various components
of a computer system. Chapter 7 deals with the structure and working of the Central
Processing Unit (popularly known as CPU or processor) and the primary storage
(popularly known as main memory or simply memory). Chapter 8 deals with the structure
and working of the various types of secondary storage devices, and Chapter 9 deals with
the structure and working of the various types of input/ou...
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This document was uploaded on 04/07/2014.
- Spring '14