: Fundamentals of Computers: Table of contents Chapter 1. Understanding the Fundamentals of Computers: E. Balagurusamy zoom_in. Read FUNDAMENTALS OF COMPUTERS book reviews & author details and more at This item:FUNDAMENTALS OF COMPUTERS by E Balagurusamy. E Balagurusamy Object Oriented Programming With C++. PDF download. Download 1 file. E Balagurusamy Object Oriented Programming With.

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These devices prove to be of great use in recognizing characters in question sheets, enrolment forms, registration forms, employee payroll, etc. The CCD consists of a series of light receptors, which are sensitive to the variation in the light frequency.

Fund Of Computers – Balagurusamy – Google Books

The interface unit acts as an intermediary between the processor and the device controllers of various peripheral devices in the computer system. A professor of mathematics a the Cambridge University is considered to be the father fomputers modern computer.

Computer Organisation and Architecture 3. Projects were initially used for showing films but now they are used on a large scale for displaying presentations in various situations.

A computer is an electronic machine that takes input from the user, processes the given input and generates output in the form of useful information. Microphone Webcam Graphics tablet. It uses one or more pens to produce a high quality drawing. Registration Forgot your password?


Can store any type of data, nalagurusamy as text, audio, video, image. A projector consists of an optic system, a light source and displays, which contain the original images. Impact printer contains an individual print head for each character.

Fundamentals of Computers : E. Balagurusamy :

Balagurueamy plotters were used as a substitute to the colored printers when the printers were very expensive and were also not capable of drawing bigger images such as graphs. The digital camera consists of a built-in computer, which helps in recording the images electronically. The voice recognition system only recognises the voice of the speaking person rather than what he speaks. They are similar to the normal recording tapes. Unlike keyboards, the optical recognition devices do not enter the data by pressing the keys.

The following are the most popularly used media input devices: Designed to be used by individuals. The data stored on the magnetic tapes can be accessed using the sequential access method. Capturing and storing thousands of images on a single memory chip Editing as well as deleting the images Recording the video clip with sound Showing the just recorded video clip on the camera screen.

Fundamentals of Computers

It is the main memory of the computer system that stores the data temporarily and allows the data to be accessed in any order. The electrical signals are then converted into the machine readable code. SRAM uses a number of transistors to store a single bit of digital information. Temporary and permanent memory. The data acquisition system collects the electrical signals from various devices and converts them into the digital signals for further assessment. My presentations Profile Feedback Log out.


A flat disk that is covered with magnetic coating for holding information.

Help perform specific tasks, such as searching a file or refreshing a web page; 3 Central keys: Use liquid crystals technology to display the images. Can handle more data and more input and output than micro computers.

Textbook E. Balagurusamy, Fundamentals of Computers, Mc Graw Hill.

PMT is used for identifying the light emitted by the weak signals. It halagurusamy the sequence of operations being performed by the CPU. Do not use magnetic and optical medium to store data. The DRAM needs to be continuously refreshed with power supply because the capacitor has the tendency to get discharged. Understanding the Computer 2. Used for controlling the movement of cursor and screen display.

We can use a keyboard to type data and text and execute commands.