General Questions

Question 6 :

The object definition language (ODL) is which of the following?


A). Used to develop logical schemas
B). A data definition language for OODB
C). A method to implement a logical schema
D). All of the above.
Answer : Option D

Question 7 :

An atomic literal is which of the following?


A). Strings
B). Boolean
C). Long
D). All of the above.
Answer : Option D

Question 8 :

Which of the following is true concerning an ODBMS?


A). They have the ability to store complex data types on the Web.
B). They are overtaking RDBMS for all applications.
C). They are most useful for traditional, two-dimensional database table applications.
D). All of the above.
Answer : Option A

Question 9 :

The reserved word enum is used for which of the following?


A). To define a range for an attribute.
B). To define a range for a class.
C). To define a range for a relationship.
D). All of the above.
Answer : Option A

Question 10 :

Which of the following is an unordered collection of elements that may contain duplicates?


A). Set
B). Bag
C). List
D). Dictionary
Answer : Option B