India: Science and Technology Test 76

Result

India: Science and Technology Test 76

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Weekly Quiz Competition

Question 1
1 / -0

Named after a Norse king, this wireless technology standard enables the exchange of data over short distances, from fixed and mobile devices, using short-wavelength UHF radio waves. It was invented by telecom vendor Ericsson in $$1994$$ as an alternative to wireless. What is it called?

A
Oneplus

B
Xender

C
Bluetooth

D
Fugu

Solution

Bluetooth was named after a Norse king, this wireless technology standard enables the exchange of data over short distances, from fixed and mobile devices, using short-wavelength UHF radio waves.
Question 2
1 / -0

Which is India's first long-range subsonic cruise missile designed by Bengaluru-based Aeronautical Development Establishment?

A
Jaguar

B
Agni-ll Prime

C
Nirbhay

D
Akash

Solution

The Nirbhay is a subsonic long-range land-attack cruise missile that can be armed with a 300 kg warhead. The missile was developed by Aeronautical Development Establishment a lab under Defence Research and Development Organisation.
Question 3
1 / -0

Alexander Graham Bell is credited with patenting the first practical telephone. Many other inventions marked Bell's later life, including ground breaking work in.

A
Optical telecommunications

B
Aeronautics

C
Hydrofoils

D
All of these
Question 4
1 / -0

The Indian Space Research Organisation $$(ISRO)$$ successfully launched $$104$$ satellites from Satish Dhawan Space Centre in Sriharikota, Andhra Pradesh. Which of the following is the rocket vehicle used to launch $$104$$ satellites?

A
$$PSLV-C37$$

B
$$PSLV-C38$$

C
$$PSLV-C39$$

D
$$PSLV-C40$$

Solution

PSLV-C37 was the 39th mission of the Indian (PSLV) program. PSLV-C37 successfully carried and deployed a record 104 satellites. It was launched on 15 February 2017 by the Indian Space Research Organisation (ISRO) from the Space center at Sriharikota at Andrapradesh.
Question 5
1 / -0

The device shown in the picture is used for measuring growth in plants. It was invented in the early twentieth century by Sir Jagdish Chandra Bose. Name the device.

A
Electrocardiograph

B
Crescograph

C
Chromatogram

D
Seismograph
Solution
- Sir Jagdish Chandra Bose invented the Crescograph, an electrical instrument that could measure the growth of a plant.
- It was capable of magnifying the motion of plant tissues to about 10,000 times of their actual size and, in doing so, found many similarities between plants and other living organisms.
Question 6
1 / -0

India's fastest and first multi-petaflops (PF) supercomputer was unveiled at Pune based Indian Institute of Tropical Meteorology(IITM). What is it called?

A
Surya meaning Sun

B
Arun meaning Sun

C
Aditya meaning Sun

D
Pratyush meaning Sun
Question 7
1 / -0

The Bristol Robotics Laboratory invented a robot which can digest organic matter for fuel and then excretes the waste. What is the name of this robot?

A
EcoBot III

B
Robonaut

C
Environment friendly robot

D
Robodigester
Solution
- EcoBot III is a lightweight self-sustaining robot that runs off human waste, using it to produce electricity necessary for performing its cleaning task.
- The main objective of the project was to create a self-sufficient machine with an onboard fluid circulation that would collect energy from its environment and get rid of its own waste.
- The robot is only about 6 kg and consists of the ingestion, artificial digestion and solid waste excretion mechanism.
Question 8
1 / -0

Which of the following activities is known as 'flaming' in internet jargon?

A
Typing the whole document in lowercase

B
Hostile and insulting interaction between internet users

C
Following someone on the blogging site

D
A word, phrase or topic that is popular on Twitter at a particular moment
Solution
- Flaming is a slang term used to describe hostile and insulting interactions between Internet users, often as a result of a heated discussion or argument over a controversial topic.
- These messages, called 'flames', may be posted within online discussion forums or newsgroups, or sent via e-mail or instant messaging programs.
- The most common area where flaming takes place is online discussion forums, which are also called bulletin boards.
Question 9
1 / -0

This painless medical process makes use of computer-processed combinations of many x-ray images taken from different angles to produce cross-sectional images (virtual "slices") of specific areas of a scanned object, allowing the user to see inside the object without cutting. What is it called?

A
X-ray imaging

B
Electroencephalography

C
Electrocardiography

D
Computer Aided Tomography
Question 10
1 / -0

Which of the following was the first search engine in internet?

A

B

C

D
Solution
- The Internet's first search engine, the Archie system, was created in 1989 by the student at the McGill University in Montreal, Canada, Alan Emtage.
- Archie is considered the original search engine and a lot of the techniques that Emtage and other people that worked with him on Archie came up with are basically the same techniques that Google, Yahoo! and all the other search engines use.
- Archie helped users find files in the directories of public hosts that they might never have otherwise discovered.