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deff fn [24]
3 years ago
8

Which of the following is an open-source program that implements MapReduce?

Computers and Technology
2 answers:
saveliy_v [14]3 years ago
6 0

Answer:

Apache Hadoop

Apache Hadoop is a collection of open-source software utilities that facilitate using a network of many computers to solve problems involving massive amounts of data and computation. It provides a software framework for distributed storage and processing of big data using the MapReduce programming model.

Ivahew [28]3 years ago
3 0

Answer:

Apache Hadoop.

Explanation:

Apache Hadoop is a open source program that uses map reduce programming process to allocate storage and processing of big data computation. It uses a network of computers, distributing and processing large data, for parallel computation.

The Apache Hadoop has two main parts, the Hadoop distributed file system and the MapReduce model. The Hadoop distributed file system divides large chunks of data into clusters and pass them to the MapReduce model, where they are separated to similar data types.

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4 years ago
Write a program that calls a function to change a variable value from miles to kilometers.
Aneli [31]

Answer:

#include <iostream>

using namespace std;

void miles_to_km(float &miles)//function to convert miles to kilo meters.

{

   miles=miles*1.6;

}

int main() {

   float miles;

   cout<<"Enter the miles"<<endl;

   cin>>miles;//taking input of the miles..

  miles_to_km(miles);//calling function that converts miles to km..

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return 0;

}

Output:-

Enter the miles

54

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Explanation:

I have created  a function miles_to_km of type void which has the argument miles passed by reference.In the function the variable miles is converted to kilo meters.Then in the main function the function is called with the value prompted from the user.Then printing the changed value.

7 0
3 years ago
What do you need to know to access a website?
diamong [38]

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Explanation:

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