Questions

Q:

What charge card, developed in 1950, was the first to be approved nationally in the US?

A) Discover B) MasterCharge
C) Visa D) Diner's Club
 
Answer & Explanation Answer: D) Diner's Club

Explanation:

 

The card was established by Frank McNamara and Ralph Schneider.

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Filed Under: Inventions

4 4030
Q:

Who amongst the following is the author of the book ' Freedom from Fear '

A) Nelson Mandela B) Aung San Suukyi
C) Taslima Nasreen D) Benazir Bhutto
 
Answer & Explanation Answer: B) Aung San Suukyi

Explanation:
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Filed Under: Books and Authors

10 4030
Q:

India's longest cable-bridge inaugurated by PM Modi in which state ?

A) Assam B) Telangana
C) Gujarat D) Karnataka
 
Answer & Explanation Answer: C) Gujarat

Explanation:

PM Modi Inaugurated India's Longest Cable Bridge in Gujarat, a four-lane bridge over the river Narmada in Bharuch. The bridge is 1344 metres long and 22.8 metres wide. It is built by Larsen and Turbo as a part of the Rs. 379 crore project of the National Highway Authority of India.

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Filed Under: Longest, Shortest, Deepest
Exam Prep: AIEEE , Bank Exams , CAT , GATE , GRE
Job Role: Bank Clerk , Bank PO

7 4030
Q:

How would you free the memory allocated by the following program?

#include "alloc.h"

#define MAXROW 3

#define MAXCOL 4

main()

{

     int **p, i;

     p = (int **) malloc (MAXROW * sizeof (int *));

      for ( i = 0; i < MAXROW ; i++)

            p[i] = (int *) malloc (MAXCOL * sizeof (int ));

}

Answer

for ( i=0; i < MAXROW ; i++)


free (p[i]);


free (p);

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Subject: Programming

0 4030
Q:

Atomic mass of first 30 elements?

Answer

Here I give you the first 30 Atomic elements names and their Atomic masses.


 


Atomic number      Element        Atomic mass
                             


        1                 Hydrogen           1


        2                  Helium              4


        3                 Lithium              6.94


        4                Beryllium            9.01


        5                  Boron               10.81


        6                Carbon               12.01


        7                Nitrogen             14.01


        8                Oxygen              15.99


        9                Fluorine              19.00


       10                Neon                 20.18


       11               Sodium               22.99


       12             Magnesium           25.31


       13             Aluminium            26.98


       14               Silicon                28.09


       15             Phosphorus           30.97


       16               Sulphur               32.07


       17               Chlorine              35.45


       18                Argon                 39.95


       19             Potassium              39.10


       20              Calcium                40.08


       21             Scandium              44.96


       22             Titanium               47.87


       23            Vanadium              50.94


       24             Chromium            24. 52


       25            Manganese            54.94


       26                Iron                  55.85


       27              Cobalt                 58.93


       28               Nickel                 58.69


       29              Copper                 63.55


       30                Zinc                   65.41

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Subject: Chemistry Exam Prep: AIEEE , Bank Exams , CAT , GATE
Job Role: Analyst , Bank Clerk , Bank PO

2 4030
Q:

What does the Aufbau Principle state

A) Electrons will be added to an atom starting from the lowest possible level or sublevel. B) Electrons will be added to an atom only if the orbitals are different colors.
C) Electrons will be added to an atom in a random order. D) Electrons will be added to an atom in a symmetrical manner.
 
Answer & Explanation Answer: A) Electrons will be added to an atom starting from the lowest possible level or sublevel.

Explanation:

The Aufbau Principle states that in the ground state of an atom, an electron enters the orbital with lowest energy first and subsequent electrons are fed in the order of increasing energies.

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Filed Under: Chemistry
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0 4029
Q:

A linear-shaped lowland between highlands or mountain ranges created by the action of a geologic rift or fault is called?

Answer

rift valley

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Subject: World Geography

0 4029
Q:

Which object, initially called the 'Whirlwind', was invented by Ives McGaffey in 1869 ?

A) Washing machine B) Electric mixer
C) Vacuum cleaner D) Blender
 
Answer & Explanation Answer: C) Vacuum cleaner

Explanation:
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Filed Under: Inventions

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