Semiconductors 2. Magnetic — 13 Science & Technology / Computers PYQs with Answers | UKPSC PYQ Hub

Question 1

Server 4. Optical Choose the correct answer using the codes given below- Codes:

Accepted Answer

1, 2 and 4. Semiconductor, Magnetic and Optical are the types of memory in a computer. In computing a server is a piece of software that provides functionality for other programs or devices.

Question 2

Brahmos is a–

Accepted Answer

Missile. Brahmos is a supersonic missile jointly developed by Russia and India. Brahmos is a medium-range stealth ramjet supersonic cruise missile that can be launched from submarine, ships, air craft or land. The name Brahmos is taken from the names of two rivers, the Brahmaputra of India and the Moskva of Russia.

Question 3

The name ascribed to the first prototype of Civil Passenger Aircraft developed in our country by the Public Sector Undertaking is–

Accepted Answer

Saras. National Aeronautics Limited (NAL) developed first prototype of Civil Passenger Aircraft "Saras" in 2004. It is the first Indian multi-purpose civilian aircraft in the light transport aircraft category as designed by the NAL.

Question 4

The meaning of W.L.L. is–

Accepted Answer

Wireless in Local Loop. W.L.L stands for wireless in local loop. It is a communication technology, which was first used by Germans during Second World War. Later it was used for mobile communication in India.

Question 5

The full meaning of SMS is–

Accepted Answer

Short Messaging Service. SMS stands for Short Messaging Service used by mobile phones to send text messages.

Question 6

Who among the following is considered as the “Father of artificial intelligence”?

Accepted Answer

John Mc Carthy. John McCarthy is considered the Father of Artificial Intelligence. Artificial Intelligence is defined as the science and engineering of making intelligent machines.

Question 7

DNA fingerprinting was discovered by

Accepted Answer

Sir Alec Jeffreys. Sir Alec Jeffreys, professor and geneticist at the University of Leicester in the United Kingdom (UK), pioneered DNA-based identity testing. Anthropologists use DNA fingerprinting to study evolution in humans and their current global variation through millions of years.

Question 8

The first successfully launched satellite of India was

Accepted Answer

Aryabhatt. Aryabhata satellite, named after the famous Indian astronomer, was India's first satellite. It was completely designed and fabricated in India and launched by a Soviet Kosmos-3M rocket from Kapustin Yar on April 19, 1975.