: 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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It uses one or more pens to produce a high quality drawing. Understanding the Computer 2. Display monitors Printers Plotters Voice output balagurusajy Projectors. These characters were arranged in a rectangular grid on the screen. These scanners are also known as film scanners as they can easily scan the original image of the film. Most popularly, the OMR devices are used for scanning the documents baoagurusamy multiple choices as in the question papers used in schools, colleges, etc.

New Perspectives on Microsoft Office Under this glass pane, there is xenon light and a CCD, which consists of an array of red, green and blue filters.

Cpmputers voice recognition system only recognises the voice of the speaking person rather than what he speaks. As the frequency of light changes, these scanning devices detect the change and the output obtained after scanning also gets accordingly changed. The voice response system is of two types: Share buttons are a little bit lower.

They are similar to the normal recording tapes. Fundametals head is the part of the printer that resembles a hammer and is responsible for transferring the ink to the paper in the form of required characters.

Fundamentals of Computers

These systems allow users to communicate with computers directly without using a keyboard or mouse. Computeers Internet and World Wide Web. 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. A professor of mathematics a the Cambridge University is considered to be the father of modern computer.


Temporary and permanent memory.

Auth with social network: These devices prove to be of great use in recognizing characters in question sheets, enrolment forms, registration forms, employee payroll, etc. The interface unit acts as an intermediary between the processor and the device controllers of various peripheral devices in the computer system.

The PMT consists of a photocathode, which is a photosensitive surface used for generating the electrons. Projects were initially used for showing films but now they are used on a large scale for displaying presentations in various situations. It allows the random access of data and provides the facility of erasing and re- recording the data as many times as required.

These devices were specially developed for the banking operations. The 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 main objective of the storage system is to permanently store data.

We can provide the input to a computer in two ways: The alphanumeric keys include the number keys and alphabet keys. A flat disk that is covered with magnetic coating for holding information.

Data Communications and Networks RAM is the location where data and programs are stored temporarily. It also provides a change in the resolution without affecting the clarity of the picture.

Fund Of Computers – Balagurusamy – Google Books

Impact printer contains an individual print head for each character. Use liquid crystals technology to display the images. It maintains the sequence of operations being performed by the Bzlagurusamy. The optical recognition devices basically make use of optical scanner for inputting data. Contains all the properties of hard disk drives to store the data and use solid-state memory, which has no moving parts. An LCD monitor is small in size and light in weight so it occupies less space on the desk.


Fundamentals of Computers – E. Balaguruswamy – Google Books

It is the main memory of the computer system that stores the data temporarily and allows the data to be accessed in any order. These needles help in encoding a single bit of information by getting polarized in one direction represented by 1, and opposite direction represented by compuhers.

The following are the most popularly used media input devices: My presentations Profile Feedback Log out. A standard keyboard consists of the following groups of keys: Unlike hard copy, soft copy is not a permanent form of output.

Registration Forgot your password? They act as an interface between the computer and the user. It is used to store digital information in the form of small and magnetised needles. PMT is used for identifying the light emitted by the weak signals.

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

Published by Gary Kelly Newman Modified over 2 years ago. The following are the main features of the digital camera: The storage systems can be classified as follows: The most commonly used types of mouse are: The fubdamentals type of computer that can perform complex operations at a very high speed.

Located on the right side of the keyboard.