In a Hadoop "Stack," What Node Periodically Replicates and Stores

question 35

Multiple Choice

In a Hadoop "stack," what node periodically replicates and stores data from the Name Node should it fail?

• A) backup node
• B) secondary node
• C) substitute node
• D) slave node

Understand the economic impacts and contributions of immigrants in the United States.

Comprehend the stages of identity development according to James Marcia.

Recognize and illustrate examples of age discrimination.

Analyze the relationship between self-concept accuracy and self-esteem during adolescence.

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Definitions:

Negative Reciprocity

A mode of exchange in which the aim is to get something for as little as possible. Neither fair nor balanced, it may involve hard bargaining, manipulation, outright cheating, or theft.

Redistribution

A mode of exchange in which goods flow into a central place, where they are sorted, counted, and reallocated.

No Money

A condition or concept where monetary exchange is absent, and goods or services are often traded directly or provided without a need for currency.

Direct Exchange

A transaction where goods or services are traded directly between two parties without the use of money or an intermediary.