Chapter 13, 14 Flashcards
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?
SQL
Casey is looking for a free, open-source RDBMS for his company. Which of the following best meets these requirements?
PostgreSQL
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?
Spreadsheet
Melody is building a database for a restaurant. Which pair of tables is least likely to need a direct relationship with each other?
Customers, Ingredients
Which of the following is a key aspect of database security according to the CIA triad security model? Choose two.
Availability
Integrity
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?
UPDATE
Which of the following scenarios would most likely rely on Big Data? Choose two.
Evaluating applications for disability benefits.
Calculating traffic delays during rush hour.
Contact information for all the people taking a class at a school are stored in a ________ called Students.
table
Mindy needs to run a SQL query that will pull the names and birthdates of all her students. What should the FROM phrase say in her query?
FROM Students
Which of the following would most likely be the key paired with a value of “Canada” in a nonrelational customer database?
Country
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?
ProductID
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?
Nonrelational database
Which data repository type is most likely to include database tables and primary keys in its internal data structure?
Data warehouse
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?
Open source
What characteristic of Big Data indicates how closely that data matches reality?
veracity
Raphael is working with a table in Access. He needs to see all the records for customers in Chattanooga so he can check the zip codes in that city. Which database tool will show only these records in the table?
Filter
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?
Data analyst
Which data type would be best suited to a field that lists customer email addresses?
Hyperlink
Which of the following fields would be most important to encrypt in a customer table?
Customer’s credit card number
What programming language supports relational databases?
SQL
Bailey reads wikis at the beginning of his research project to get his bearings on the topic. He switches to peer-reviewed journals and professional publications for his formal sources. Why does Bailey not use wikis as formal sources?
Wikis can be heavily biased.
What rules should guide your behavior when you interact with friends and coworkers on social media?
Netiquette
Laney just bought a new smartphone. She’s already downloaded her contacts information and other data from the cloud. Now she’s copying her photos from her old phone onto the new device. Once her new phone has all her data, what should she do next with the old phone?
Reset the old phone to factory settings.
Which of the following is NOT a responsible way to dispose of an old smartphone after removing your data from the device?
Remove the battery and throw it in the trash.