XK0-005 · Question #42
What information can the lspci command display about the system hardware? (Choose THREE correct answers.)
The correct answer is A. Device IRQ settings B. PCI bus speed D. Device vendor identification. The lspci command provides detailed information about PCI bus devices connected to a Linux system, including their configuration and identification.
Question
What information can the lspci command display about the system hardware? (Choose THREE correct answers.)
Options
- ADevice IRQ settings
- BPCI bus speed
- CSystem battery type
- DDevice vendor identification
- EEthernet MAC address
How the community answered
(25 responses)- A92% (23)
- C4% (1)
- E4% (1)
Why each option
The `lspci` command provides detailed information about PCI bus devices connected to a Linux system, including their configuration and identification.
The `lspci` command can display device IRQ (Interrupt ReQuest) settings as part of the detailed configuration for PCI devices.
`lspci` can show information related to the PCI bus capabilities, which includes bus speed and width, under verbose output.
The `lspci` command focuses on PCI hardware and does not provide information about the system battery type.
`lspci` is designed to identify PCI devices by displaying their vendor and device IDs, often mapping them to human-readable names.
While an Ethernet card might be a PCI device, `lspci` primarily displays the PCI-level details, not higher-level network configuration like the Ethernet MAC address; `ifconfig` or `ip a` would show MAC addresses.
Concept tested: `lspci` command for PCI hardware info
Source: https://man7.org/linux/man-pages/man8/lspci.8.html
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