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Adaface Sample Cassandra Questions

Here are some sample Cassandra questions from our premium questions library (10273 non-googleable questions).

Skills

🧐 Question

Easy

Load/migrate data
Solve
Rinsha works at a private equity fund, where they have subscribed to feeds from several companies that track startups. The feeds are delivered in multiple formats such as CSV files,  access to their RDBMS or NOSQL (Cassandra) database or daily incremental data. What should Rinsha use in Cassandra to load/ migrate data from one Cassandra cluster to another?

Medium

Replication on nodes
Solve
The startup Ro is working at has a Cassandra cluster (Ring) with 7 nodes, and the admin set up a new KeySpace named CoralKeySpace. Ro wants to insert configuration data for their mobile application named CoralApp. The admin has told Ro that the default Replication Factor is 3 on this cluster for CoralKeySpace. Ro inserted 40 records in a table of CoralKeySpace. Which of the following apply?
A: Before the insert query, Ro needs to execute a replicate-all command using cqlsh for the session, so that the data can be replicated on 3 nodes. 
            B: After the insert query, Ro needs to execute a replicate-all command using cqlsh, so that the data can be replicated on 3 nodes. 
            C: Ro does not need to do anything, replication is taken care of by Cassandra.
🧐 Question🔧 Skill

Easy

Load/migrate data
2 mins
Cassandra
Solve

Medium

Replication on nodes
2 mins
Cassandra
Solve
🧐 Question🔧 Skill💪 Difficulty⌛ Time
Load/migrate data
Cassandra
Easy2 mins
Solve
Replication on nodes
Cassandra
Medium2 mins
Solve

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