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Data Analysis

Data analysis courses address methods for managing and analyzing large datasets. Start your career as a data scientist by studying data
mining, big data applications, and data product development.

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Data analysts use archiving to separate current from past work. What does this process involve?

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Data Analysis Data Science Questions

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A data analyst is working with a file from a customer satisfaction survey. The survey was sent to anyone who became a customer between April and June, 2020. Which of the following is an effective name for the file?

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Data Analysis Data Science Questions

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Data analysts create hierarchies to organize their folders. They do this by structuring folders by specific topics at the top, then more broadly below.

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Data Analysis Data Science Questions

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Fill in the blank: A data analytics team uses _____ to indicate consistent naming conventions for a project. This is an example of using data about data.

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Data Analysis Data Science Questions

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Fill in the blank: File-naming conventions are _____ that describe a file’s content, creation date, or version.

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Data Analysis Data Science Questions

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Fill in the blank: A data analytics team uses _____ to indicate consistent naming conventions for a project. This is an example of using data about data.

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Data Analysis Data Science Questions

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Relational databases illustrate relationships between tables. Which fields represent the connection between these tables? Select all that apply.

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Data Analysis Data Science Questions

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Think about data as driving a taxi cab. In this metaphor, which of the following are examples of metadata? Select all that apply.

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Data Analysis Data Science Questions

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Metadata is data about data. What kinds of information can metadata offer about a particular dataset? Select all that apply.

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Data Analysis Data Science Questions

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When writing a query, what term is used to indicate where the database should look for the desired data?

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Data Analysis Data Science Questions

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When writing a query, you must remove the two backticks around the name of the dataset in order for the query to run properly.

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Data Analysis Data Science Questions

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A data analyst reviews a national database of movie theater showings. They want to find the first 10 movies shown in San Francisco in 2001. How can they organize the data to return the first 10 movies at the top? Select all that apply.

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Data Analysis Data Science Questions

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What are some key benefits of using external data? Select all that apply.

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Data Analysis Data Science Questions

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When writing a query, it’s necessary for the name of the dataset to be inside two backticks in order for the query to run properly.

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Data Analysis Data Science Questions

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Relational databases contain a series of tables connected to form relationships. Which two types of fields exist in two connected tables?

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Data Analysis Data Science Questions

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What is the process that data analysts use to ensure the formal management of their company’s data assets?

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Data Analysis Data Science Questions

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When working with data from an external source, what can metadata help data analysts do? Select all that apply.

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Data Analysis Data Science Questions

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Primary and foreign keys are two connected identifiers within separate tables. These tables exist in what kind of database?

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Data Analysis Data Science Questions

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A data analyst reviews a database of Wisconsin car sales to find the last five car models sold in Milwaukee in 2019. How can they sort and filter the data to return the last five cars at the top? Select all that apply.

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Data Analysis Data Science Questions

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Fill in the blank: Data _____ is the process of ensuring the formal management of a company’s data assets.

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Data Analysis Data Science Questions

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Data analysts use metadata for what tasks? Select all that apply.

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Data Analysis Data Science Questions

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When writing a query, what does a data analyst write to indicate that the database should select the entire dataset?

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Data Analysis Data Science Questions

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A data analyst chooses not to use external data because it represents diverse perspectives. This is an appropriate decision when working with external data.

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Data Analysis Data Science Questions

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Fill in the blank: Data governance is the process of ensuring that a company’s _____ are managed in a formal manner.

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Data Analysis Data Science Questions

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  • As a project manager, you’re trying to take all the right steps to prepare for the project. What steps should you take? Select all that apply.
  • Project managers should follow which three best practices when assigning tasks to complete milestones?
  • When assigning tasks to team members, what two factors should you mainly consider?
  • Fill in the blank: During the planning phase of a project, you take steps that help you _____ to achieve your project goals.
  • Fill in the blank: After the stakeholders assign the project manager, the goals of the project have to be approved, as well as the scope of the project and its _____.
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