Lpi LPIC-3 Exam 305: Virtualization and Containerization 認定 305-300 試験問題:
1. Which of the following commands moves the libvirt domainweb1from the current host system to the host systemhost2?
A) virsh patch web1 .Domain.Node=host2
B) virsh cp .:web1 host2:web1
C) virsh migrate web1 qemu+ssh://host2/system
D) virsh pool-add host2 web1
E) virsh node-update host1=-dom:web1 host2=+dom:web1
2. The commandvirsh vol-list vmsreturns the following error:
error: failed to get pool 'vms'
error: Storage pool not found: no storage pool with matching name 'vms ' Given that the directory/vmsexists, which of the following commands resolves this issue?
A) virsh pool-create-as vms dir --target /vms
B) touch /vms/.libvirtpool
C) qemu-img pool vms:/vms
D) libvirt-poolctl new --name=/vms --type=dir --path=/vms
E) dd if=/dev/zero of=/vms bs=1 count=0 flags=name:vms
3. Which of the following statements are true about container-based virtualization? (Choose two.)
A) Linux does not support container-based virtualization because of missing kernel APIs.
B) Different containers may use different distributions of the same operating system.
C) Container-based virtualization relies on hardware support from the host system's CPU.
D) All containers run within the operating system kernel of the host system.
E) Each container runs its own operating system kernel.
4. Which of the following tasks are part of a hypervisor's responsibility? (Choose two.)
A) Isolate the virtual machines and prevent unauthorized access to resources of other virtual machines.
B) Create filesystems during the installation of new virtual machine quest operating systems.
C) Map the resources of virtual machines to the resources of the host system.
D) Provide host-wide unique PIDs to the processes running inside the virtual machines in order to ease inter-process communication between virtual machines.
E) Manage authentication to network services running inside a virtual machine.
5. FILL BLANK
What LXC command lists containers sorted by their CPU, block I/O or memory consumption? (Specify ONLY the command without any path or parameters.)
質問と回答:
質問 # 1 正解: C | 質問 # 2 正解: A | 質問 # 3 正解: B、D | 質問 # 4 正解: A、C | 質問 # 5 正解: メンバーにのみ表示されます |