Step 1: Go to My Lab and click as shown below:
Step 2: Please refer to the below screenshot:
Make sure you are uploading the in the root path as shown by the 1st arrow.
And then click on Upload Files.
Step 3: Browse to the path where you have the wordcountproblem data set as shown below:
Check the file
This places the file in the FTP but it is not yet stored in hdfs.
Step 4: Now Go to My lab and then to Web Console and give the below shown command:
Step 5: Now to check whether the data set got stored in hdfs give the below command:
hadoop fs -ls
Refer to the below screenshots: