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8. These following parameters are optional in init.ora parameter
file
DB_BLOCK_SIZE,
PROCESSES
a] True, b] False
Ans : False
9. Constraints cannot be exported through EXPORT command
a] True, b] False
Ans : False
10. It is very difficult to grant and manage common privileges
needed by
different groups of
database users using the roles
a] True, b] False
Ans : False
11. What is difference between a DIALOG WINDOW and a DOCUMENT
WINDOW
regarding
moving the window with respect to the application window
a] Both windows behave the same way as far as moving the
window is
concerned.
b] A document window can be moved outside the application window
while
a dialog
window cannot be moved
c] A dialog window can be moved outside the application window
while a
document
window cannot be moved
Ans : C
12. What is the difference between a MESSAGEBOX and an ALERT
a] A messagebox can be used only by the system and cannot be
used in
user application
while an alert can be used in user application also.
b] A alert can be used only by the system and cannot be use din
user
application
while an messagebox can be used in user application also.
c] An alert requires an response from the userwhile a messagebox
just
flashes a message
and only requires an acknowledment from the user
d] An message box requires an response from the userwhile a alert
just
flashes a
message an only requires an acknowledment from the user
Ans : C
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