Introduction and Uses of Computer

Introduction to Computers:

Introduction

Computer is a machine that takes raw data as input, performs calculations and processes information with astonishing speeds and precision. A computer can take thousands of individual pieces of data and turn them more usable information with blinding speed and almost unfailing accuracy.

All the computers have the following common characteristics irrespective of their type and size;

Word length, speed, storage, accuracy, versatility, automation, and diligence.

Computer can help us in solving many complex tasks and improving the quality of our lives. They can help in producing better quality products, help in teaching and assist in eliminating human error.

Importance of Computers:

·         Solving numerical problems

·         Storing and retrieving information

·         Creating and displaying documents and pictures

Uses of Computer:

Computers are used in so many field in our daily life. From Engineers to Doctors, Teachers, Students, Government Organization they all use computer to perform various kinds of tasks. With greater precision and accuracy and less time consumption computer can do a lot of task while that task can consume lots of time while doing manually. Some of the uses of Computer in various fields are as follows:

·         Education

Computers are being used in educational institution and research organization in Teaching, learning and research purpose. Computer are widely used in curricular development, research, record-keeping, computer literacy training, data processing and presentation. Distance learning is one of the important use of Computer now a days. This offers a variety of internet and video-based online courses.

·         Health Care and Medicine

The use of computer technology is steadily increasing in Health Care and Medicine. Computers is being used in keeping records of patient or acting as surgical instruments and advance medical purpose and helps in keeping health fit and healthy. Some common ways computers used in health care and medicine are Database, Monitors Treatment Techniques, Laboratory technology and Invasive Surgical Procedures.

·         Finance

The most common application of Information Technology in Finance sector are online banking, Electronic Payment System and online investment. Through online payment system users can pay their bills via Internet from any place. Online banking helps users to manage accounts from the internet. Business person can do multiple investment within a few time with the help of online investment.

·         Travel and Tourism

Technology plays an important role in hospitality and tourism industry. Both customers and businesses can benefit from advances in communication, reservations and guest services systems. Technology allows continuous communication and streamlines the guest experience, from reservation to checkout.

·         Governance

Use of computers for the purpose of providing Governance service is commonly known as e-governance. E-Governance is basically associated with carrying out the functions and achieving the results of governance through the utilization of ICT (Information and communication technology). Speed, cost reduction and transparent are the key features of E-governance Service.

·         Communication and Data Transfer

E-mail, internet, E-fax etc. are computer-based communications. The computer and Internet integration is the backbone of recent data communication. Social media networking is the revolution in Communication and Data Transfer in the last ten years.