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:

High-carbohydrate diet

A diet that includes a higher proportion of carbohydrate sources relative to fats and proteins.

Initial blood

The first sample of blood taken for diagnostic or screening purposes, critical for establishing baseline values in medical assessments.

Urine samples

Specimens of urine collected for medical testing to analyze the content and properties, often used to detect diseases or drug use.

Laxative

A laxative is a medication or substance used to stimulate bowel movements, often used to treat constipation.