Multiple Choice
Case 9-1
Eamon is planning to start an online store that specializes in books and electronics. Since it's his first business, he has a lot of doubts. Help Eamon set up his business by answering the following questions.
-Eamon wants to provide a discount to premium buyers who order in large quantities. He wants to create a code for each price and share it with them. Also, he wants to ensure that only the premium buyers can decipher the code shared. In this scenario, which of the following codes would you suggest Eamon to use?
A) Cipher code
B) Mnemonic code
C) Action code
D) Derivation code
Correct Answer:

Verified
Correct Answer:
Verified
Q4: Like a primary key,a foreign key must
Q23: Designing tables is easier if a _
Q28: A primary key is composed of exactly
Q33: In an entity-relationship diagram,entities are commonly represented
Q35: Binary digits have only _ possible value(s).<br>A)
Q47: One type of validity check,called _,is a
Q50: _ describes the numeric relationship between two
Q63: At the beginning of the twenty-first century,
Q64: Any field that is not a primary
Q73: A web-based data design requires users to