Lpi 305-300 問題集

質問 1：
After creating a new Docker network using the following command:
docker network create --driver bridge isolated_nw
which parameter must be added todocker createin order to attach a container to the network?
A. --eth0=isolated_nw
B. --network=isolated_nw
C. --alias=isolated_nw
D. --ethernet=isolated_nw
E. --attach=isolated_nw
正解：B
解説: (Topexam メンバーにのみ表示されます)

質問 2：
Which statement is true regarding the Linux kernel module that must be loaded in order to use QEMU with hardware virtualization extensions?
A. It must be loaded into the kernel of the host system only if the console of a virtual machine will be connected to a physical console of the host system
B. It must be loaded into the kernel of each virtual machine that will access files and directories from the host system's file system.
C. It must be loaded into the kernel of each virtual machine to provide Para virtualization which is required by QEMU.
D. It must be loaded into the Kernel of the host system in order to use the visualization extensions of the host system's CPU
E. It must be loaded into the kernel of the first virtual machine as it interacts with the QEMU bare metal hypervisor and is required to trigger the start of additional virtual machines
正解：D
解説: (Topexam メンバーにのみ表示されます)

質問 3：
What is the purpose of the packer inspect subcommand?
A. Retrieve files from an existing Packer image.
B. Display an overview of the configuration contained in a Packer template.
C. Show usage statistics of a Packer image.
D. Execute commands within a running instance of a Packer image.
E. List the artifacts created during the build process of a Packer image.
正解：B
解説: (Topexam メンバーにのみ表示されます)

質問 4：
Which of the following resources can be limited by libvirt for a KVM domain? (Choose two.)
A. Number of available files
B. Amount of CPU lime
C. Number of running processes
D. Size of available memory
E. File systems allowed in the domain
正解：B,D
解説: (Topexam メンバーにのみ表示されます)

質問 5：
Which of the following statements are true regarding resource management for full virtualization? (Choose two.)
A. The hypervisor provides each virtual machine with hardware of a defined capacity that limits the resources of the virtual machine.
B. All processes created within the virtual machines are transparently and equally scheduled in the host system for CPU and I/O usage.
C. Full virtualization cannot pose any limits to virtual machines and always assigns the host system's resources in a first-come-first-serve manner.
D. The hygervisor may provide fine-grained limits to internal elements of the guest operating system such as the number of processes.
E. It is up to the virtual machine to use its assigned hardware resources and create, for example, an arbitrary amount of network sockets.
正解：A,E
解説: (Topexam メンバーにのみ表示されます)

質問 6：
Which of the following network interface types are valid in an LXD container configuration? (Choose three.)
A. wifi
B. physical
C. macvlan
D. ipsec
E. bridged
正解：B,C,E
解説: (Topexam メンバーにのみ表示されます)