Which of the Following Statements Is False

question 76

Multiple Choice

Which of the following statements is false?

• A) A SparkContext (from module pyspark) object gives you access to Spark's capabilities in Python.
• B) Many Spark environments create the SparkContext for you, but in the Jupyter pyspark-notebook Docker stack, you must create this object.
• C) Threads enable a single node cluster to execute portions of the Spark tasks xe "concurrent execution"concurrently to simulate the parallelism that Spark clusters provide.
• D) When we say that two tasks are operating in parallel, we mean that they're both making progress at once-typically by executing a task for a short burst of time, then allowing another task to execute. When we say that two tasks are operating concurrently, we mean that they're executing simultaneously, which is one of the key benefits of Hadoop and Spark executing on cloud-based clusters of computers.

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Definitions:

Airbus Industries

A major European multinational aerospace corporation known primarily for designing, manufacturing, and selling commercial aircraft worldwide.

Annual Sales

The total revenue a company generates from its business activities over the course of a year.

Perfectly Competitive Market

A market structure characterized by many buyers and sellers, free entry and exit, and a homogeneous product.

Market Price

The current price at which a good or service can be bought or sold in a marketplace, determined by supply and demand.