Fcpit Project

PRACTICAL 1 FAMILIARISATION WITH figurerS INTRODUCTION TO COMPUTERS ready reckoner is an electronic wrench, operating low the control of instructions stored in its own memory, which can let data ( introduce), produce effects ( output signal) and store the result for the future use. Computer being a computing or processing device can also be called a processor. It processes the data gathered to produce some useful output which is k zero(prenominal)n as information. The information is stored on the secondary remembering media or displace to any output device. Fig. no. 1.1- COMPUTER stimulus building block| CPU| OUTPUT building block| MEMORY| Fig. no.1.2-BLOCK DIAGRAM OF COMPUTER INPUT D EVICES A estimator hardware device that sends information to the computer. Without any input devices a computer would simply be a presentation device and not allow users to interact with it, much wish well a TV. 1. KEYBOARD - The set of typewriter like keys that enables you to enter data in a computer. Computer keyboards are similar to electric typewriter keyboards only when lay off additional keys like alphanumeric keys, punctuation keys, spare keys. The regular layout of letters, numbers and punctuation is known as QWERTY keyboard.

Fig. no. 1.3- KEYBOARD 2. setback A device tha! t controls the sweat of the cursor or pointer on a display screen. A hook is a small object you can roll on a hard, flat surface. It is of three basic types : (i) Mechanical (ii) Optomechanical (iii) Optical Fig. no.1.4- cabbage 3. stick A lever that moves in all directions and controls the movement of a pointer or some...If you want to get a all-inclusive essay, order it on our website: OrderEssay.net

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