Question

Primary key is unique identifier
A. True
B. False
Foreign key can be repeated
A. True
B. False
Primary key has null value
A. True
B. False
The Table degree equals the number of columns (fields) in one database table
A. True
B. False
Cardinality is the unique value in a certain database table
A. True
B. False
The cardinality of the city field which contains these values ( Cairo, Giza, Alex, Cairo) is
A. Two
B. Three
C. Four
D. Five
Foreign key refers to a primary key in anther table
A. True
B. False
Primary key can be one or more than one field
A. True
B. False
The database relationship is
A. One to one
B. One to many
C. Many to many
D. All of the above
The best data type to store the phone number (012030020) in Microsoft Access is
A. Number
B. Short text
C. Long Text
D. Date and Time
DBMS is stand for Data Base Manipulating Software
A. True
B. False
DBA is an end user for database
A. True
B. False
The best data type to store age is
A. Number
B. Short Text
C. Long Text
D. Date and Time
You should store the salary of employee as
A. Number
B. Short Text
C. Currency
D. Date and Time

Answer 1

Answer:

1. true

2. false

3. false

4. true

5. true

6 four

hope it will help you

Answer 2

Answer:

1 true

2 true

3 falsedjdjdjdjdjdjejd