A Linux system using systemd has completed kernel initialization.
Which statement about systemd is correct?
systemd normally starts as PID 1 and resolves unit dependencies to bring the system to a target.
Detailed explanation
Correct. systemd normally runs as PID 1 and manages units and targets.
Correct. systemd normally runs as PID 1 and manages units and targets.
Incorrect. UEFI runs before the kernel and systemd.
Incorrect. UEFI runs before the kernel and systemd.
Incorrect. Generating SSH keys is not systemd's sole role.
Incorrect. Generating SSH keys is not systemd's sole role.
Incorrect. virsh is used to list VMs; systemd is a system manager.
Incorrect. virsh is used to list VMs; systemd is a system manager.
Try it yourself
An example you can run in a temporary verification environment.
ps -p 1 -o pid=,comm=Expected result
systemd環境ならPID 1 systemd等Key points
- PID 1
- System manager
- Unit dependencies
Notes
- Environment: systemd採用Linux
- Command output formatting can vary slightly by distribution or tool version.
- Run the example in a temporary directory or process when possible.
Foundation review
Read the scope first
Check whether the command acts on the current shell, a new process, an existing process, or a file.
Verify the observable result
Use the supplied command and compare the output with the expected result.