I would save memories in my opinion thats the most important thing.
Answer:
The expression is :
π[cd) + π(g,h) ],[π(e,f)+π(a,b)])
We will use foreign key and primary key
Answer:
ADVANTAGES:
First, the evolution of technology is beneficial to humans for several reasons. At the medical level, technology can help treat more sick people and consequently save many lives and combat very harmful viruses and bacteria.
2-Technology has also increased the productivity of almost every industry in the world. Thanks to technology, we can even pay with bitcoins instead of using banks
DISADVANTAGES:
1-Lack of Privacy. You might think that a quick text or IM offers more privacy than a telephone call in a crowded room. ...
2-Distraction from Real Life. ...
3-Potential for Misunderstanding. ...
4-Decline of Grammar and Spelling...
5- Near people are far and far people are near through communication technology. we have no time to sit with our relatives but constantly communicate far away people . I think this is biggest <em>disadvantage
</em>
Explanation:
I don't think so because the old computers may have not been to date as what we have now but check it out and see.
