Answer:
improving the current process before automating it
A network computer depend on on a centralized computer for most of its services. It can consequently have a minimal operating system while a personal computer on the other hand has to be proficient of on condition that all of the required functionality in a detached manner without depending on a centralized manner. Scenarios where administrative costs are high and where sharing leads to more efficient use of resources are exactly those settings where network computers are preferred.
Answer:
The expression is :
π[cd) + π(g,h) ],[π(e,f)+π(a,b)])
We will use foreign key and primary key
Chchvjvcuvggiiog. Correct
