Questions

Q:

He is the world's only person who has climbe all the 14 peaks of the mountains without using oxyger cylinders

A) Henry Ford B) Reinhold Messner
C) John D) Bachhendri Pal
 
Answer & Explanation Answer: B) Reinhold Messner

Explanation:
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Q:

Which one of the following statements about Buddhist Stupas in India is not correct?

A) Ashoka played an important role in popularizing the Stupa cult. B) They were repositories of relics of Buddha and other monks.
C) They were located in rural areas. D) They were located close to trade routes.
 
Answer & Explanation Answer: C) They were located in rural areas.

Explanation:

A stupa is a mound-like or hemispherical structure containing relics that is used as a place of meditation.Buddhist sources claim that during the 3rd century BCE, the Mauryan Emperor Ashoka the Great ordered these eight stupas to be opened, further distributed the relics of the Buddha into 84,000 portions, and had stupas built over them all over the expanding Buddhist world.They were located on trade routes in order to propagate Buddhism.However, there were no evidence of them being located in rural areas.

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Filed Under: Indian History
Exam Prep: Bank Exams

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Q:

Who was the revolutionary leader who ended his days as a Swami of Ramakrishna Mission ?

A) Ajit Singh B) Aurobindo Ghosh
C) Jatindranath Bandopadhyay D) Hemachandra Kanungo
 
Answer & Explanation Answer: C) Jatindranath Bandopadhyay

Explanation:
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Filed Under: Famous Personalities
Exam Prep: Bank Exams

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Q:

Which of the following is the sacred book of Judaism?

A) Old Testament B) Aporypha
C) Avesta D) Both (a) and (b)
 
Answer & Explanation Answer: D) Both (a) and (b)

Explanation:

The sacred books of judaism form the Old Testament and Aporypha. These books contain the history of the Jews and lay down the religious laws and ethics which they must follow.

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Filed Under: World History

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Q:

Would the following program compile?

main()

{

    int a = 10, *j;

    void *k;

    J = k = &a;

    J++;

    k++;

   printf ("\n%u %u", j, k);

}

Answer

An error would be reported in the statement k++ since arithmetic on void pointers is not permitted unless the void pointer is appropriately typecasted.

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Subject: Programming

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Q:

What would be the output of the following program?

main()

{

   struct emp

   {

        char *n;

        int age;

   };

   struct emp e1 = { "Dravid", 23};

   struct emp e2 = e1;

   strupr (e2.n);

   printf ("\n%s",e1.n);

}

Answer

DRAVID


When a structure is assigned, passed, or returned, the copying is done monolithically. This means that the copies of any pointer fields will point to the same place as the original. In other words, anything pointed to is not copied. Hence, on changing the name through e2.n it automatically changed e1.n

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Subject: Programming

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Q:

Which country has been ranked number one in pollution related deaths ?

A) Australia B) Indonesia
C) India D) Japan
 
Answer & Explanation Answer: C) India

Explanation:
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Filed Under: General Awareness
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Job Role: Bank Clerk , Bank PO

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Q:

Which of the following reactions are redox reactions?

A) Ba(s)+Cl2(g)--->BaCl2(s) B) Mg(s)+Br2(l)--->MgBr2(s)
C) Al(s)+3Ag^+(aq)--->Al^3+(aq)+3Ag(s) D) All of the above
 
Answer & Explanation Answer: D) All of the above

Explanation:

A redox reaction is a type of reaction which involves transfer of electrons among two species. This reaction is also called oxidation-reduction reaction.

In oxidation process, there is an increase in oxidation state of an atom, ion or molecule by losing the electrons.

In reduction process, there is a decrease in oxidation state of an atom, ion or molecule by accepting the electrons.

1)

image

In this reaction, Ba undergoes oxidation and Cl undergoes reduction.
This reaction is redox reaction.
In this reaction, oxidation number of Ba increases from 0 to +2 . So, Ba undergoes oxidation. The oxidation number of Cl decreases from 0 to -1. So, Cl undergoes reduction.

 

2) 

 

image

From this above reaction, it is clear that Aluminum undergoes oxidation and silver undergoes reduction.
Due to this, this reaction is redox reaction.

In this reaction, oxidation number of Aluminum increases from 0 to +1. So, aluminum undergoes oxidation. The oxidation number of silver decreases from +1 to 0. So, silver undergoes reduction.

 

3)


image

In this reaction, Mg undergoes oxidation and Br undergoes reduction.
This reaction is redox reaction.
The reactions 1, 3 and 4 are redox reactions.
In this reaction, oxidation number of Mg increases from 0 to +2 . So, Mg undergoes oxidation. The oxidation number of Br decreases from 0 to -1 . So, Br undergoes reduction.

 

Hence all the above reactions are redox reactions.

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Filed Under: Chemistry
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