Grokking Database Fundamentals for Tech Interviews
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Question 1
Which of the following is an example of a key-value store?
A
Redis
B
MongoDB
C
Cassandra
D
Neo4j
Question 2
What is a primary use case for column-family or wide-column stores?
A
Graph-based relationships between data entities
B
Caching frequently accessed data
C
Managing large text documents
D
Storing and querying large volumes of data with high write throughput
Question 3
What are nodes and edges in a graph database?
A
Nodes represent keys, and edges represent values
B
Nodes are columns, and edges are rows
C
Nodes represent entities, and edges represent relationships between entities
D
Nodes are document keys, and edges are document data
Question 4
Which NoSQL database model would best handle unstructured product catalogs with varying attributes?
A
Key-Value Stores
B
Column-Family Stores
C
Document-Oriented Databases
D
Graph Databases

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Table of Contents

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