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Graded Assignment • 30 min
Which of the following physical components of data storage has the highest data transfer speed?
That's right! At the time of the creation of these courses, CPU cache has a high data transfer speed of about 1 TB/s because it is located directly on the CPU processing chip.
What is data serialization?
That's right!
Consider the following three use cases:
Case A: Building a transactional database that supports low-latency read and write operations.
Case B: Building a repository for file sharing and collaboration with no need for high performance.
Case C: Building a storage system to store petabytes of unstructured data for training machine learning models.
Which cloud storage option should you choose for each use case?
That's right!
How are ACID-compliant databases different from the databases that are designed around the BASE principles?
Nice job!
Which of the following statements is/are true about columnar storage? Select all that apply.
That's right. Columnar storage is well-suited for OLAP systems, while row storage is well-suited for OLTP systems
Nice job! With columnar storage, the data from each column is stored next to each other on disk, making it more efficient for performing analytical queries on entire columns of data.
Consider the following graph model:
Let’s say you want to find, for each user, the total number of questions they commented on. Which of the following is the correct Cypher statement that returns the desired result?
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Which of the following statements best describes the primary function of a vector database as described in this week's videos?
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Which of the following statements is true about indexes?
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