Answer:
In networking, topology refers to the layout of a computer network. ... Physical topology means the placement of the elements of the network, including the location of the devices or the layout of the cables. Logical topology maps the flow of data, regardless of the physical layout.
...hope it helps...
Answer:
RAM Slots
Explanation:
RAM is most probably in the wrong slots.
Check BIOS
Check with Motherboard User Manual.
That answer would be the producer