Business organizations have resisted adopting object-oriented ...

[vicotolentino]

Business organizations have resisted adopting object-oriented database management systems because ________.
 
  A) the cost of purchasing OODBMS packages is prohibitively high
  B) the cost of converting data from relational databases to OODBMSs is too high
  C) most large organizations have older applications that are not based on object oriented programming
  D) Both B and C are correct

Question 2

A combination of one or more columns used to identify particular rows in a relation is a ________.
 
  A) record
  B) field
  C) key
  D) tuple

[AmberC1996]

Answer to Question 1

D

Answer to Question 2

C

[vicotolentino]

Thanks for the timely response, appreciate it

[EAN94]

Gracias!