The MongoDB aggregation framework processes data through a series of stages called a [blank1]. [response_blank1]
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In MongoDB’s replica set, which node handles all write opera…
In MongoDB’s replica set, which node handles all write operations?
What is the default block size in HDFS?
What is the default block size in HDFS?
MongoDB’s [blank1] identifier is a 12-byte unique ID that in…
MongoDB’s [blank1] identifier is a 12-byte unique ID that includes a timestamp and is automatically generated for each document. [response_blank1]
When should you embed documents in MongoDB rather than refer…
When should you embed documents in MongoDB rather than reference them?
In an ordinal logistic regression, an odds ratio greater tha…
In an ordinal logistic regression, an odds ratio greater than 1 indicates that higher values of the continuous independent variable are associated with:
Delta Lake stores data in the open [blank1] file format whil…
Delta Lake stores data in the open [blank1] file format while adding a metadata layer for ACID transactions. [response_blank1]
In MapReduce, the [blank1] function transforms input data in…
In MapReduce, the [blank1] function transforms input data into key-value pairs, while the [blank1] function aggregates values by key. [response_blank1]
How many times faster can Spark be compared to MapReduce for…
How many times faster can Spark be compared to MapReduce for iterative algorithms?
Which of the following is a Spark transformation (lazy opera…
Which of the following is a Spark transformation (lazy operation)?