Answer:
a. PCI express
Explanation:
<em>PCI express</em> (Peripheral Component Interconnect Express) is a high speed serial bus and commonly used motherboard interface for Graphics card, wifi, SSDs and HDs hardware connections. Simple PCI can also be used but PCI express has more error detection accuracy lesser number of I/O pins and better throughput as compared to simple PCI.
I think a printer could be wrong
Answer:
top down approach
Explanation:
Top down approach is process of breaking down system into sub-system which helps in formulating the overall system. At the end every sub system can be refined with more details.
While bottom up approach is process of gathering systems to design large complex system.
Top down is better as basic information is present and resources can be utilized effectively without impacting maintennance and operations.