The correct answer: The motherboard
The motherboard which is a piece of technology which has most of the electronics of a personal computer is (usually) found at the center most part of a Central Processing unit (CPU).
The motheboard needs to be compatible with all the components found in the Central Processing Unit because almost all the important components is connected to it. Just imagine if the power which the power suppy supplies to the motherboard is inadequate due to electrical incompatibility, do you think the Central processing unit will work? It won't. As a matter of fact if you turn on the CPU, it will just switch off on itself in just a few seconds.
Answer:
Follows are the matching to this question:

Explanation:
While time-consuming or prone to errors mechanical adjustments to both the referential, databases could be configured with four measures to engine violations. The restricted action causes the insert, update, and removes to only be denied. Set Null to NULL sets the invalid external key, whereas Set Default to a specific core consideration specified in SQL sets a default foreign key. Its Cascade operation spreads the main changes in external keys.
difference between engineering and architecture are.
A engineer is a person whose job involves designing and building engines, machines, roads, bridges ,etc .
While architect design buildings only.
Answer: The first Apple Computer was Apple 1. The designer was Steve Wozniak.
Explanation: Steve Wozniak and Steve Jobs both created Apple 1. Mainly, Steve Wozniak designed it.
Hope this helps!