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BPSC Mains GS-2 Masterclass · Science & Technology

Computers, Software & GlobalisationCode, Networks and a Connected World

India's software industry earns more foreign exchange than any other export and runs everything from rail tickets to Aadhaar. This page explains software and computer languages, how computers run modern communication, where India stands in computing, and how globalisation, helped and tamed by technology, has changed the country.

Economy8%Share of GDP

software industry; 1.2% in 1998.

Exports25%+Of India's exports

the largest forex earner.

Jobs4 millionDirect jobs

plus 12 million indirect.

Women30%Women in IT

of the IT workforce.

History1956TIFRAC

India's first computer.

Languages2012Julia

a language with Indian roots.

Part 1 · What do you mean by software?

Software: Instructions That Make Hardware Work

The programs that tell a computer what to do, divided into application programs and system programs.

Illustration of an Indian software campus with developers at screens showing code, and network lines linking to a globe

Software

Software is a collection of data or computer instructions that tell the computer how to work. It controls the computer hardware parts and makes them operational. The software is generally divided into two kinds of programs.

Application programs

  • These are programs that permit the computer to be used as a tool for some specific tasks.

System programs

  • Programs that manage the resources of the computer system and simplify applications programming. They include software such as the operating system, database management systems, networking software, translators, and software utilities.

Example: A word processor or a railway booking app is application software: it does a job for you. Windows, Android or Linux is system software: it runs the machine so that those apps can work at all.

“Through the increasing use of science and technologies we can minimize the negative impact and further boost the positive impacts.”
— BPSC Mains answer · Globalisation

Curated for BPSC, UPSC & State PCS Civil Services Aspirants | Science & Technology Master Module