Exam 13: Databases
Exam 1: Impact of Digital Technology64 Questions
Exam 2: The Web76 Questions
Exam 3: Computer Hardware50 Questions
Exam 4: Operating Systems and File Management71 Questions
Exam 5: Software and Apps36 Questions
Exam 6: Security and Safety40 Questions
Exam 7: Digital Media57 Questions
Exam 8: Program and App Use and Development61 Questions
Exam 9: Web Development42 Questions
Exam 10: Networking52 Questions
Exam 11: Digital Communication32 Questions
Exam 12: Digital Transformation: Cloud, E-Commerce, and Ai25 Questions
Exam 13: Databases23 Questions
Exam 14: Digital Ethics and Lifestyle65 Questions
Exam 15: Digital Literacy and Technology345 Questions
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Morgan needs to hire someone to help implement a business intelligence system for her company. What type of professional would be the best fit for this job?
Free
(Multiple Choice)
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Correct Answer:
C
What programming language supports relational databases?
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(Multiple Choice)
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Correct Answer:
C
Contact information for all the people taking a class at a school are stored in a ________ called Students.
Free
(Multiple Choice)
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Correct Answer:
D
Aron is building a website that will require a back-end database. He plans to connect the web server on his network in a way that it will be easily accessible from the Internet. He should connect his database server the same way so data in the database is readily accessible to the web server.
(True/False)
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Casey is looking for a free, open-source RDBMS for his company. Which of the following best meets these requirements?
(Multiple Choice)
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Melody is building a database for a restaurant. Which pair of tables is least likely to need a direct relationship with each other?
(Multiple Choice)
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One of Eden's customers has closed his account and moved to a different state. She needs to change his status to Inactive. What SQL command will accomplish this task?
(Multiple Choice)
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Which of the following fields would be most important to encrypt in a customer table?
(Multiple Choice)
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Which data repository type is most likely to include database tables and primary keys in its internal data structure?
(Multiple Choice)
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Kian needs to sort a list of patients by birthdate to show the oldest patients first. What sort order on the birthdate field will give him this result?
(Multiple Choice)
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What characteristic of Big Data indicates how closely that data matches reality?
(Multiple Choice)
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Scarlet needs to create a file to hold a list of expenses for an upcoming project, and she needs to do some basic calculations with the numbers in the budget. Which kind of file is the best fit for this purpose?
(Multiple Choice)
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Jenson needs to update his home address in his health insurance company's database. Which of the following applications can he open on his computer so he can make these changes?
(Multiple Choice)
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Which of the following would most likely be the key paired with a value of "Canada" in a nonrelational customer database?
(Multiple Choice)
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A database backup can include information on who made what changes and when since the previous database backup.
(True/False)
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Darcie has hired a programmer to make some custom changes to a DBMS she plans to move her business database to. What kind of DBMS is she using?
(Multiple Choice)
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Kiera is building a front-end user interface for the database her new website will use. Which of the following languages is NOT used to build a webpage?
(Multiple Choice)
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What kind of database is needed to hold and organize diverse data types, such as X-ray images and doctors' notes, in a medical database?
(Multiple Choice)
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Which data type would be best suited to a field that lists customer email addresses?
(Multiple Choice)
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Dana is creating a table that will show books for sale on a bookstore's website. Which field in the table would best serve as its primary key?
(Multiple Choice)
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