Data in the Cloud Practice Exam

Think of these: validating, cleansing, and _________ data as pipes or filters in a data pathway. Either you are moving data from one place to another, or you are changing, converting or augmenting that data. Fill in the blank. Select one: a. parsing b. converting c. enriching d. munging Question 2 Correct Not flaggedFlag question Question text When using NoSQL as your non-relational database, which of the following tools is the preferred approach? Select one: a. JanusGraph b. Redit c. Redis d. Cloudant Question 3 Correct Not flaggedFlag question Question text The CAP Theorem states that: Select one: a. When partitioned, either consistency or availability must be sacrificed b. To maintain availability, most databases are configured to sacrifice consistency c. When the partitioning is resolved, synchronization reestablishes consistency d. Applications must tolerate the possibility that two reads may produce inconsistent results Question 4 Correct Not flaggedFlag question Question text If you want to provide an _id and insert by using PUT, then the _id must be in the ______________. Complete the sentence with one of the below Select one: a. document b. URL c. column heading d. index Question 5 Correct Not flaggedFlag question Question text To Shape raw data by filtering values and columns from the source data, sort, remove duplicates, and understand the quality of the data through standardized scores is commonly know as: Select one: a. Making an API call b. Performing CRUD operations c. Data Refinery d. data retrieval Question 6 Correct Not flaggedFlag question Question text Which of the following consideration applies when using NoSQL? Select one: a. Faster prototyping b. No need for strict data typing, schema-less c. No need to throw away non-conforming data d. All of the above Question 7 Correct Not flaggedFlag question Question text If you want to provide an _id and insert by using POST, then the _id must be in the ______________. Complete the sentence with one of the below Select one: a. document b. URL c. column heading d. index Question 8 Correct Not flaggedFlag question Question text In the CAP Theorem, which of the following is an example of partition tolerance? Select one: a. when two nodes can't talk to each other, but there are clients able to talk to either one or both of those nodes. b. A read is guaranteed to return the most recent write for a given client. c. A non-failing node will return a reasonable response within a reasonable amount of time (no error or timeout). d. All of the above