Which one is a supertype?

SPBD-EER

Quiz
•
Computers
•
University
•
Easy
Theresia Herlina
Used 4+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
vehicle
type
scooter
engine
2.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Which one is a subtype?
vehicle
type
scooter
engine
3.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Which one is a supertype?
employee
engineer
job_type
typing_speed
4.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Which one is a subtype?
employee
engineer
job_type
typing_speed
5.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Based on this EER, an employee may become a secretary and an engineer
true
false
6.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Which attribute that only an engineer has?
ssn
job_type
t_grade
eng_type
7.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Which one is a key for secretary?
name
typing_speed
ssn
all answers are incorrect
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