Questions

Q:

What two scientists established the structure of dna?

A) Rosalind Franklin and Maurice Wilkins B) James Watson and Francis Crick
C) Rosalind Franklin and Francis Crick D) James Watson and Maurice Wilkins
 
Answer & Explanation Answer: B) James Watson and Francis Crick

Explanation:

In the early 1950s two scientists, Rosalind Franklin and Maurice Wilkins, studied DNA using x-rays. Franklin produced an x-ray photograph that allowed two other researchers, James Watson and Francis Crick to work out the 3D structure of DNA. The structure of DNA was found to be a double helix.

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Filed Under: Inventions
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Q:

Who is the Chief Election Commissioner of India 2018?

A) Ashok Lavasa B) Om Prakash Rawat
C) Montek Singh Ahluwalia D) Sunil Arora
 
Answer & Explanation Answer: B) Om Prakash Rawat

Explanation:

Om Prakash Rawat is the Chief Election Commissioner of India where Ashok Lavasa & Sunil Arora are the Election Commissioners of India. The Election Commission of India had announced Assembly elections for 5 states recently.

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Filed Under: General Awareness
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Q:

Analog computer works on the supply of

A) Magnetic strength B) Continuous electrical pulses
C) Discontinuous electrical pulses D) None of the above
 
Answer & Explanation Answer: B) Continuous electrical pulses

Explanation:

Analog_computer_works_on_the_supply_of1557395703.jpg image

An analog computer or analogue computer is a type of computer that uses the continuously changeable aspects of physical phenomena such as electrical, mechanical, or hydraulic quantities to model the problem being solved.

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Filed Under: Computer
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Q:

Smallest units of meaning in a language

A) Pragmatics B) phoneme
C) morpheme D) syntax
 
Answer & Explanation Answer: C) morpheme

Explanation:

A morpheme is the smallest unit of a word that provides a specific meaning to a string of letters.

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Filed Under: English
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Q:

In which Organelle does Cellular Respiration Occur?

A) Chloroplast B) ATP and NADPH
C) Cytoplasm D) Mitochondria
 
Answer & Explanation Answer: D) Mitochondria

Explanation:

Mitochondria is the Organelle in which Cellular Respiration Occur.

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Filed Under: Biology
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Q:

Recently deleted files are stored in

A) Taskbar B) My Computer
C) Recycle Bin D) Desktop
 
Answer & Explanation Answer: C) Recycle Bin

Explanation:

Deleted files are not permanently removed from the hard drive or the computers memory. Before they are permanently removed from the system they are stored in Recycle Bin. Recycle Bin is a folder or directory where deleted items are temporarily stored. It is also called as trash.

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Q:

There are five boxes in a cargo hold. The weight of the first box is 200 kg and the weight of the second box is 20% higher than the weight of the third box, whose weight is 25% higher than the first box’s weight. The fourth box at 350 kg is 30% lighter than the fifth box. Find the difference in the average weight of the four heaviest boxes and the four lightest boxes.

A) 51.5 kg B) 75 kg
C) 37.5 kg D) 112.5 kg
 
Answer & Explanation Answer: B) 75 kg

Explanation:
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Q:

Which among the following is the disadvantage of circular list?

A) An info field that contains the information stored in the node B) Can’t traverse the list backward
C) A pointer to the node is given we cannot delete the node D) Both 2 and 3
 
Answer & Explanation Answer: D) Both 2 and 3

Explanation:

Both 2 and 3 are clearly the diadvantages of circular list

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Filed Under: Database
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