What occurs when the same data element has different values?

Which of the following allows users to create, read, update, and delete data in a relational database?

What is the logical view of data?

What measures how quickly a system performs a process or transaction?

What is Software as a Service (SaaS)?

What is a green personal computer?

Which tags do not depend on a silicon microchip and use plastic or conductive polymers instead of silicon-based microchips, allowing them to be washed or exposed to water without damaging the chip?

What is a blockchain?

What occurs when a system produces incorrect, inconsistent, or duplicate data?

What does reliability ensure?