Questions

Q:

Which macronutrient is vital for every function of the body?

A) Fats B) Carbohydrates
C) Water D) Proteins
 
Answer & Explanation Answer: C) Water

Explanation:

The macronutrient water is the most essential nutrient which plays a vital role in every function of the body. Macronutrients are those nutrients that are required in excess amounts for the development and functioning of the body.

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Q:

The Asia Pacific Summit 2018 began in?

A) India B) Nepal
C) Bangladesh D) Dubai
 
Answer & Explanation Answer: B) Nepal

Explanation:

The Asia Pacific Summit 2018 began in Kathmandu, Nepal.

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Q:

Which of the following is a chemical property?

A) Reactivity B) Solubility
C) Density D) All of the above
 
Answer & Explanation Answer: A) Reactivity

Explanation:

The ability of two or more substances to combine to form other substances is called Reactivity.

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Q:

Where does protein synthesis take place in a cell?

A) Ribosomes B) Mitochondria
C) Cytoplasm D) Nucleus
 
Answer & Explanation Answer: A) Ribosomes

Explanation:

The protein synthesis take place in a cell outside the nucleus in the structures called ribosomes. Ribosomes link amino acids together in the order specified by messenger RNA molecules.

Where_does_protein_synthesis_take_place_in_a_cell1563603813.png image

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Filed Under: Biology
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Q:

Anti-emergency day is observed on

A) June 26 B) January 26
C) September 26 D) July 26
 
Answer & Explanation Answer: A) June 26

Explanation:

The government has decided to observe anti-Emergency day on June 25-26 and asked all its ministers to hold programmes across the country to remind people how Emergency was clamped by former Prime Minister Indira Gandhi in 1975.

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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 of the following is a World Bank group of five institutions

A) IMF B) IDA
C) ILO D) ITU
 
Answer & Explanation Answer: B) IDA

Explanation:
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Filed Under: World Organisations

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Q:

Write a program for matrix multiplication in c

Answer

#include <stdio.h>


int main() {


  int a[5][5], b[5][5], c[5][5], i, j, k, sum = 0, m, n, o, p;


  printf( "\nEnter the row and column of first matrix" );


  scanf( "%d %d", &m, &n );


  printf( "\nEnter the row and column of second matrix" );


  scanf( "%d %d", &o, &p );


  if(n!=o) {


      printf( "Matrix mutiplication is not possible" );


      printf( "\nColumn of first matrix must be same as row of second matrix" );


  }


  else {


      printf( "\nEnter the First matrix" );


      for( i=0; i<m; i++ )


      for( j=0; j<n; j++ )


           scanf( "%d", &a[i][j] );


      printf( "\nEnter the Second matrix" );


      for( i=0; i<o; i++ )


      for( j=0; j<p; j++ )


           scanf( "%d", &b[i][j] );


      printf( "\nThe First matrix is\n" );


      for( i=0; i<m; i++ ) {


      printf("\n");


      for( j=0; j<n; j++ ) {


           printf( "%d\t", a[i][j] );


      }


      }


      printf( "\nThe Second matrix is\n" );


      for( i=0; i<o; i++ ) {


      printf("\n");


      for( j=0; j<p; j++ ) {


           printf( "%d\t", b[i][j] );


      }       


      }


      for( i=0; i<m; i++ )


      for( j=0; j<p;j++ )


           c[i][j] = 0;


      for( i=0; i<m; i++ ) { //row of first matrix


      for( j=0; j<p; j++ )  {  //column of second matrix


           sum = 0;


           for( k=0; k<n; k++ )


               sum = sum + a[i][k]*b[k][j];


           c[i][j] = sum;


      }


      }


  }


  printf( "\nThe multiplication of two matrix is\n" );


  for( i=0; i<m; i++ ) {


      printf("\n");


      for( j=0; j<p; j++ ) {


           printf( "%d\t", c[i][j] );


      }


  }


  return 0;


}

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Subject: Programming

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