Answer:
The expression is :
π[cd) + π(g,h) ],[π(e,f)+π(a,b)])
We will use foreign key and primary key
Answer:
true
Explanation:
web application is a software or program which is accessible using any web browser.
i'm needing help with the same question but mine gave choices, could you help please? thanks
A.
private network
B.
NOS
C.
network media
D.
network protocol
E.
directory service
A workstation used at an engineering firm.
