CompTIA Server+ (SK0-004) — Question 32

Which of the following expansion slots is 64-bit?

Answer options

• A. PCIx
• B. PCI
• C. ISA
• D. PCIe

Correct answer: D

Explanation

The correct answer is D, PCIe, as it supports 64-bit data paths. PCI and ISA are both limited to 32-bit or less, while PCIx is an enhanced version of PCI but does not specifically denote a 64-bit architecture in all cases.