A Historical Overview of Information Technology and Its Evolution, Study notes of Information Technology

An in-depth exploration of information technology (it), its relevance in modern society, and its historical development. From the pre-mechanical age to the electronic age, discover how it has transformed industries, workplaces, and everyday life. Learn about key inventions, innovations, and figures that shaped the it industry, including the invention of the abacus, the development of the telegraph, and the creation of the first electronic computers.

Typology: Study notes

2019/2020

Uploaded on 11/05/2021

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INFORMATION TECHNOLOGY
Pertains to the industry that involves computers, software, networking and other IT infrastructure
to help relay or manage information in modern-day living as seen primarily in large companies
or corporations.
It is under the ICT. An example is Google, they manage information.
INFORMATION COMMUNICATION TECHNOLOGY
Describes as using computers and other digital technologies to assist individuals or institutions in
handling or using information.
ICT is technology that supports activities involving information such as gathering, processing,
storing, and presenting data.
It refers to the use of technology where there is a collaboration and communication from one
person to another person. It is the process of exchanging information with the use of computer or
the technology.
BASIC PERIODS OF COMPUTER HISTORY
Pre-Mechanical Age
3000 BC-1450 AD
Writing Alphabets
Petroglyphs - figures or signs carved in stone
Ideographs - symbols that pertains idea
Cuneiform - the first written language used by Sumerian
Phoenicians created symbols that is expressed as syllables
Greeks adopted Phoenician alphabets and added vowels
Romans gave the letters Latin name that we use today
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INFORMATION TECHNOLOGY

Pertains to the industry that involves computers, software, networking and other IT infrastructure to help relay or manage information in modern-day living as seen primarily in large companies or corporations. It is under the ICT. An example is Google, they manage information. INFORMATION COMMUNICATION TECHNOLOGY Describes as using computers and other digital technologies to assist individuals or institutions in handling or using information. ICT is technology that supports activities involving information such as gathering, processing, storing, and presenting data. It refers to the use of technology where there is a collaboration and communication from one person to another person. It is the process of exchanging information with the use of computer or the technology. BASIC PERIODS OF COMPUTER HISTORY Pre-Mechanical Age 3000 BC-1450 AD Writing Alphabets Petroglyphs - figures or signs carved in stone Ideographs - symbols that pertains idea Cuneiform - the first written language used by Sumerian Phoenicians created symbols that is expressed as syllables Greeks adopted Phoenician alphabets and added vowels Romans gave the letters Latin name that we use today

Wet clays - Sumerians Papyrus Plant - Egyptians Rags - Chinese Abacus was invented in Babylonia and popularized in China Mechanical Age 1450- Johann Guttenberg - movable metal type printing process. John Napier - a Baron of Merchiston, Scotland invented LOGS. LOGS - allows multiplication and division to reduce in addition and subtraction. 1614 - Arabian Lattice - lays out a special version of the multiplication tables on a set of four- sided wooden rod. Wilhelm Shickard 1623 - invented the first mechanical calculator that can work with six digits and can carries digits across columns. William Oughtred 1575-1662 - invented the slide rule. Blaise Pascal 1642 - invented the Pascaline that could solve mathematical problems like addition and subtraction. Gottfried Leibniz 1617 - invented Stepped Reckoner that could multiply 5 digit and 12 digit numbers. Joseph-Marie Jacquard 1801 - developed the automatic loom that was controlled by punched cards. Charles Xavier Thomas de Colmar 1820 - developed Arithmometer, the first mass produced calculator. Charles Babbage - invented the difference engine (1821) and analytical engine (1832). He is the father of modern computer. Lady Auda Augusta Lovelace Byron 1840 - the first computer programmer. Electromechanical Age 1840- Voltaic Battery - first electric battery known as voltaic pile by Alessandro Volta.

From hi-tech industry to an education system, Information Technology footprints can be seen everywhere. Likewise, Information Technology is one of the essential features for the overall development of a country. Information Technology "IT" is one of the fastest growing industry in today's unstable economy. Various research shows that people related to the IT industry are paid higher as compared to other fields. Why? Because many businesses, Government organizations, Industries want to automate their business & day-to-day processes. The terms "information technology" and "IT" are widely used in business and the field of computing. People use the terms generically when referring to various kinds of computer-related work, which sometimes confuses their meaning. What is Information Technology?

  • is the application of computers to store, study, retrieve, transmit, and manipulate data, or information, often in the context of a business or other enterprise. IT includes a combination of hardware and software used together to perform the essential functions people need and use everyday.