Understanding NoSQL Databases

Why are NoSQL databases interesting?

• Application development productivity

• Scalability

• Data consistency

• Cost-effectiveness

What is the primary challenge that NoSQL databases address?

• Improving data consistency

• Handling large data volumes

• Reducing costs

• Simplifying data models

What is a key feature of NoSQL databases?

• Limited scalability

• Strict data models

• High cost

• Schemaless data

What is the CAP theorem related to?

• Complexity, Adaptability, Portability

• Cost, Access, Performance

• Consistency, Availability, Partition Tolerance

• Capacity, Architecture, Protocol

What is a characteristic of graph databases?

• Handling connected data

• Storing large volumes of text

• High transaction costs

• Limited query capabilities

What is the main advantage of key-value stores?

• Simplicity and speed

• Complex querying capabilities

• High data integrity

• Strict schema enforcement

What is a potential drawback of using NoSQL databases?

• High cost of implementation

• Complex transactions spanning different operations

• Limited scalability

• Lack of community support

What is the most obvious value of a database?

• Keeping large amounts of persistent data

• Concurrency control

• Integration of applications

• Standard model

What is a major source of frustration to application developers regarding relational databases?

• Impedance mismatch

• Lack of concurrency

• Complex integration

• Limited data storage

What is the role of relational databases in enterprise applications?

• Integration mechanism

• Data storage only

• User interface design

• Application development