Examlex
The secondary key is a field that identifies a record with complete uniqueness.
Q4: A database management system is primarily a(n)
Q8: Differentiate among the three types of satellites.
Q9: Fuzzy logic defines subjective concepts.
Q14: An expert system has a knowledge base
Q16: Differentiate between pure and partial electronic commerce.
Q21: In mass production, a company produces a
Q29: Describe how a digital certificate works.
Q46: Companies are building massive data centers called
Q58: Managing pay and payroll is an example
Q87: Which of the following is not a