Definition of Compute:

• “Compute” in English means to calculate something.
• Calculating involves performing mathematical operations.

Introduction of Calculators:

• 30-40 years ago, calculators were introduced as calculating devices.
• They perform mathematical operations and are digital operating devices.

Origin and Evolution of Computers:

• Computers originated with a large size and high processing capabilities.
• Over time, computers became more powerful, aiding in data processing and research.
• Their size reduced significantly, while processing capabilities and speeds increased.

Role of Computers in Daily Life:

• Computers are integral to our lives, impacting us directly or indirectly that means that computers have become essential in modern society, playing a crucial role in various aspects of life. They influence us in both direct and indirect ways.

  • Direct impact: This refers to the ways we use computers daily, such as working, studying, communicating, or accessing entertainment and information.

  • Indirect impact: This refers to how computers affect systems we rely on, like transportation, healthcare, banking, and even infrastructure. Even if we aren’t actively using a computer, these systems depend on computers to function efficiently.

• Examples of usage:
  • At home, in offices, on roads, in movie halls, and hotels.
  • Reservation of airplane and railway tickets.
  • Payment of telephone and electricity bills.
  • Banking: deposit and withdrawal of money.
  • Processing business data, weather forecasting, and disease diagnosis.
  • Information search on the Internet.

• Extensively used in:
  • Schools and universities.
  • Organizations and the music industry.
  • Movie industry and scientific research.
  • Law firms and the fashion industry.

Necessity of Computers:

• In today’s information-rich world, knowledge of computers is a necessity.
• In Simple Definition: A computer is an electronic data processing device that:
  • Accepts and stores data input.
  • Processes the data input.
  • Generates output in a required format.