Question

which of the following expansion slots are most commonly used for video - cards in modern computer systems?
pci
agp
cnr
pcie

Explanation:

PCI - Express (PCIe) is the most commonly used expansion slot for video cards in modern computer systems due to its high - speed data transfer capabilities. PCI is an older standard, AGP was used for graphics in the past but is now obsolete, and ONR is not a relevant expansion slot for video cards.

Answer:

D. PCIe