Which of the Following Statements A), B) or C) Is

question 28

Multiple Choice

Which of the following statements a) , b) or c) is false?

• A) Like Python dictionaries, key-value databases store key-value pairs, but they're optimized for distributed systems and big-data processing.
• B) For performance, key-value databases tend to replicate data in multiple cluster nodes.
• C) Some key-value databases are implemented in memory for performance, and others store data on disk.
• D) All of the above statements are true.

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Definitions:

Teller Transaction

A banking transaction conducted with a bank employee, such as a deposit or withdrawal, rather than through an automated mechanism.

ATM Transaction

An action carried out through an Automated Teller Machine (ATM), such as withdrawing cash, depositing funds, or checking account balances.

Barter Economy

An economic system where goods and services are exchanged directly for other goods and services without the use of money as a medium.

Money Economy

A system where goods and services are exchanged using money as a medium, rather than through barter.