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Can we run the namenode and datanode on the same machine?
Yes, because these are computer programs that run as service and listen on different ports
No, it is not possible to have namenode and datanode on the machine.
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1 Chapter Overview - HDFS
2 Why HDFS?
3 HDFS - HDFS stands for:...
4 HDFS - Average life of a Hard Disk Drive is:...
5 HDFS - What does it mean by scaling out?...
6 HDFS - NAS (Network Attached Storage) or SAN (Storage Area network) do...
7 HDFS - NameNode & DataNodes
8 HDFS - What is not true about HDFS?...
9 HDFS - Which of the following is not a metadata of file?...
10 HDFS - Can we run the namenode and datanode on the same...
11 HDFS - What best describes namenode or datanode?...
12 HDFS - If you have two computers A (16GB, 512GB Disk) and...
13 HDFS - Does datanode know the name and the parent folder name...
14 HDFS - When we create a folder which will be impacted?...
15 HDFS - Which machine is namenode?...
16 HDFS - The metadata is stored on...
17 HDFS - When we create a file in HDFS which will be...
18 HDFS - Design & Limitations
19 HDFS - Replication
20 HDFS - On what basis does the HDFS breaks a big file...
21 HDFS - Which of the following is not true about replication in...
22 HDFS - If there is a file of size 270 Megabytes in...
23 HDFS - Which of the following is not an advantage of having...
24 HDFS - If losing three nodes at a time is possible in...
25 HDFS - If we had a replication factor of two on a...
26 HDFS - Say, we have a file which is very important and...
27 HDFS - If you have a file of size 150MB having a...
28 HDFS - We have a cluster having two racks R1 and R2....
29 HDFS - If we have five machines in our cluster out of...
30 HDFS - Which one will consume more memory on namenode?...
31 HDFS - File Reading - Writing
32 HDFS - In HDFS, which is more efficient to store?...
33 HDFS - The read speed of SSD is faster than HDD...
34 HDFS - In HDFS, which one will take more time?...
35 HDFS - To recieve the first byte will be faster in case...
36 HDFS - HDFS provides strong consistency?...
37 HDFS - The replication happens between the datanodes?...
38 HDFS - Once data is written to data node, does client need...
39 HDFS - The data is written directly to datanode?...
40 HDFS - For reading the actual data, the name node reads the...
41 HDFS - Who splits the file into blocks?...
42 HDFS - Namenode Backup & Failover
43 HDFS - On every change in the namenode such creation of directory,...
44 HDFS - In hadoop 2.x, which of the following setups is highly...
45 HDFS - In case the namenode crashes, for recovering the namenode metadata,...
46 HDFS - In Hadoop 2.x with the standby setup, is there are...
47 HDFS - When do you use mount tables?...
48 HDFS - Mount tables is a service:...
49 HDFS - Hands-On with Ambari
50 HDFS - Hands-On with Console
51 HDFS - Hands-On - More Commands
52 HDFS - The home folder in linux console for a user john1234...
53 HDFS - To transfer files from your laptop to webconsole, we use...
54 HDFS - Your home folder in HDFS start with:...
55 Create Text File Using Nano
56 Copy File to HDFS
57 Set Replication Factor
58 HDFS - Summary
59 HDFS - Resources
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