- Page 13 of 13 - Learning Computer Science and Programming

To check if the file or directory exists in HDFS

Hadoop command to check whether the directory exists or not: Syntax: hdfs dfs -test -d hdfs_path Example: hdfs dfs -test

Explanation The Fibonacci series are integer sequence of 0,1,1,2,3,5,8…..The first two numbers in the series are 0 and 1.The subsequent

Addition Operation in C C Languages providing multiple operators to do mathematical operations.The addition operator(+) helps to perform the addition

Description: The first C program to print the Hello World in the output screen. Implementation

#include<stdio.h>
int main()
{
printf("Hello World");
return 0;
}

#include<stdio.h>

int main()

{

printf("Hello World");

return 0;

}

Output: Explanation

#include<stdio.h>

1	#include<stdio.h>

This