Cassandra NoSQL Database

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Quiz will ask 20 randomly selected questions with allotted time of . You can take the quiz more than once. Once you submit the quiz, you can review how you have done, the correct the answers for each questions and the explanation for the correct the answer.

Quiz Topics

8 Modules

Cassandra Architecture

7 topics
1.

Commit Log

10 questions
2.

Consistency Levels

10 questions
3.

Data Model

10 questions
4.

Gossip Protocol

10 questions
5.

Hinted Handoff

10 questions
6.

Nodes and Clusters

10 questions
7.

Partitioning and Replication

10 questions

Data Modeling

7 topics

CQL (Cassandra Query Language)

6 topics

Performance Tuning

6 topics

Operations and Maintenance

6 topics

Security

5 topics

Use Cases and Applications

5 topics

Integration and Ecosystem

5 topics
Sample questions

What is the primary purpose of a partition key in Apache Cassandra?

To uniquely identify a row within a table.

To determine the distribution of data across nodes.

To define the clustering order of rows.

To enforce data consistency across replicas.

Which of the following statements about Cassandra's data model is true?

Cassandra uses a relational data model.

Cassandra tables can have a variable number of columns.

Cassandra supports joins between tables.

Cassandra is designed for high write throughput.

What is the role of a 'clustering column' in a Cassandra table?

It determines the partitioning of data.

It defines the order of rows within a partition.

It is used for indexing purposes.

It is mandatory for every table.

In Cassandra, what does the term 'Tunable Consistency' refer to?

The ability to configure the consistency level for read and write operations.

The automatic adjustment of consistency levels based on network conditions.

The enforcement of strict consistency across all replicas.

The ability to choose between eventual and strong consistency.

Which of the following are valid consistency levels in Cassandra?

ONE

ALL

QUORUM

SOME

Quiz Topics

8 Modules

Cassandra Architecture
7 topics
1.
Commit Log
10 questions
2.
Consistency Levels
10 questions
3.
Data Model
10 questions
4.
Gossip Protocol
10 questions
5.
Hinted Handoff
10 questions
6.
Nodes and Clusters
10 questions
7.
Partitioning and Replication
10 questions
Data Modeling
7 topics
CQL (Cassandra Query Language)
6 topics
Performance Tuning
6 topics
Operations and Maintenance
6 topics
Security
5 topics
Use Cases and Applications
5 topics
Integration and Ecosystem
5 topics