Verizon's implementation of a web-based digital dashboard to provide managers with real-time information, such as customer complaints, is an example of:
A) improved flexibility.
B) improved decision making.
C) competitive advantage.
D) supplier intimacy.
E) a new product.
Q. 2Which of the following finds all groups meeting stated conditions?
A) Select
B) Where
C) Having
D) Find
Q. 3All values that appear in a column of a relation must be taken from the same domain.
Indicate whether the statement is true or false
Q. 4Walmart exemplifies the power of information systems coupled with excellent business practices and supportive management to achieve which of the following?
A) New business models
B) Operational efficiency
C) Customer intimacy
D) Competitive advantage
E) Survival
Q. 5Enterprise modeling sets the range and general contents of organizational databases.
Indicate whether the statement is true or false
Q. 6The XML shown in the figure below describes some data from the Pine Valley Furniture case study. What results does the following XPath expression return? /furniturecompany/product/finish = Cherry/standardprice
A) all products with a cherry finish.
B) a description of all products with a cherry finish.
C) the standard price of products with a cherry finish.
D) nothing.
Q. 7What will be returned when the following SQL statement is executed? Select driver_no, count() as num_deliveries from deliveries where state = 'MA' group by driver_no;
A) A listing of all drivers who made deliveries to state = 'MA', sorted by driver number
B) A listing of each driver who made deliveries to state = 'MA' as well as the number of deliveries that each driver has made to that state
C) A count of all of the deliveries made to state = 'MA' by all drivers
D) None of the above