Railway GK Questions 2026

Bias in an artificial intelligence system is traced to three sources, the data it learns from, the algorithm that learns, and the people who build and use it; ability is not one of them, because the skill of a model is a measure of how well it performs, not a…

The Blue Revolution means the rapid rise in fish production, so it belongs to pisciculture, the rearing of fish. In India it began with the Fish Farmers Development Agency set up in the early 1970s, and Dr Hiralal Chaudhuri, who worked out induced breeding in carp, is called its father.

The hexadecimal system has base sixteen, so it needs sixteen symbols for a single place.

Chanda Pradyota ruled Avanti, the mahajanapada of western and central India whose capital was Ujjayini, the modern Ujjain in Madhya Pradesh.

Vyommitra is a half-humanoid robot built by the Indian Space Research Organisation and shown to the public in January 2020.

The New Industrial Policy of 24 July 1991 abolished industrial licensing for all but a short list of industries, so a firm no longer needed a government permit to start production, to expand or to import.

Acharya Vinoba Bhave won the Ramon Magsaysay Award in 1958, in the category of community leadership, and was the first Indian to receive it.

A high-level language is written in words close to English and has to be turned into machine code by a compiler or an interpreter, so the programmer need not know the processor at all.

Cache is a small, very fast memory that sits between the processor and the main memory and holds the instructions and data the processor has used most recently.

A port is the socket on a computer where an external device is plugged in, so that the keyboard, mouse, printer, monitor or pen drive can exchange data with the machine.

Make in India was launched on 25 September 2014 at Vigyan Bhawan in New Delhi, on the birth anniversary of Deendayal Upadhyaya.

The Preamble describes India as a sovereign, socialist, secular, democratic republic; the word federal appears nowhere in it, or indeed anywhere in the Constitution.

The Chipko movement began in 1973 in the Garhwal Himalayas, in Chamoli district of what is now Uttarakhand, when villagers hugged trees to stop contractors from felling them.

Article 149 says the Comptroller and Auditor General shall perform such duties and exercise such powers as Parliament may by law prescribe.

Balban, who ruled from 1266 to 1287, brought the Persian court customs of sijda, bowing low before the Sultan, and paibos, kissing his feet, into the Delhi court.

The BCG vaccine takes its name from Albert Calmette and Camille Guerin, the two French scientists who developed it from a weakened strain of Mycobacterium bovis.

Abode of Love is credited to Narendra Modi, who wrote several books in Gujarati long before becoming Prime Minister.

CH3CH2OH, also written C2H5OH, is ethanol or ethyl alcohol, the second member of the alcohol family. The -OH group attached to the carbon chain is the functional group that makes it an alcohol.

Article 66(3) of the Constitution says a person must have completed 35 years of age to be eligible for election as Vice-President.

The loo is a hot, dry wind that blows over the plains of north India and Pakistan in May and June, often pushing afternoon temperatures above 45 degrees Celsius and causing heat strokes.