Login using Social Account
Login using your credentials
HDFS provides strong consistency?
Yes, because a request for reading and writing file first goes to name node.
No, the user can read or write data without first talking to namenode
Taking you to the next exercise in seconds...
Stay here Next Exercise
Want to create exercises like this yourself? Click here.
Note - Having trouble with the assessment engine? Follow the steps listed here
No hints are availble for this assesment
1 Why HDFS?
2 HDFS - HDFS stands for:...
3 HDFS - Average life of a Hard Disk Drive is:...
4 HDFS - NAS (Network Attached Storage) or SAN (Storage Area network) do...
5 HDFS - What does it mean by scaling out?...
6 HDFS - NameNode & DataNodes
7 HDFS - What is not true about HDFS?...
8 HDFS - When we create a folder which will be impacted?...
9 HDFS - The metadata is stored on...
10 HDFS - Which of the following is not a metadata of file?...
11 HDFS - Can we run the namenode and datanode on the same...
12 HDFS - What best describes namenode or datanode?...
13 HDFS - Which machine is namenode?...
14 HDFS - When we create a file in HDFS which will be...
15 HDFS - Does datanode know the name and the parent folder name...
16 HDFS - If you have two computers A (16GB, 512GB Disk) and...
17 HDFS - Design & Limitations
18 HDFS - Replication
19 HDFS - On what basis does the HDFS breaks a big file...
20 HDFS - Which of the following is not true about replication in...
21 HDFS - If there is a file of size 270 Megabytes in...
22 HDFS - Which of the following is not an advantage of having...
23 HDFS - If you have a file of size 150MB having a...
24 HDFS - We have a cluster having two racks R1 and R2....
25 HDFS - If we have five machines in our cluster out of...
26 HDFS - Say, we have a file which is very important and...
27 HDFS - Which one will consume more memory on namenode?...
28 HDFS - If we had a replication factor of two on a...
29 HDFS - If losing three nodes at a time is possible in...
30 HDFS - File Reading - Writing
31 HDFS - In HDFS, which is more efficient to store?...
32 HDFS - In HDFS, which one will take more time?...
33 HDFS - To recieve the first byte will be faster in case...
34 HDFS - The read speed of SSD is faster than HDD...
35 HDFS - HDFS provides strong consistency?...
36 HDFS - For reading the actual data, the name node reads the...
37 HDFS - Once data is written to data node, does client need...
38 HDFS - The replication happens between the datanodes?...
39 HDFS - Who splits the file into blocks?...
40 HDFS - The data is written directly to datanode?...
41 HDFS - Namenode Backup & Failover
42 HDFS - On every change in the namenode such creation of directory,...
43 HDFS - Mount tables is a service:...
44 HDFS - When do you use mount tables?...
45 HDFS - In hadoop 2.x, which of the following setups is highly...
46 HDFS - In case the namenode crashes, for recovering the namenode metadata,...
47 HDFS - In Hadoop 2.x with the standby setup, is there are...
48 HDFS - Hands-On with Ambari
49 HDFS - Hands-On with Console
50 HDFS - Hands-On - More Commands
51 HDFS - The home folder in linux console for a user john1234...
52 HDFS - To transfer files from your laptop to webconsole, we use...
53 HDFS - Your home folder in HDFS start with:...
54 Create Text File Using Nano
55 Copy File to HDFS
56 Set Replication Factor
57 HDFS - Summary
58 HDFS - Resources
Loading comments...