Lpi 305-300 問題集

質問 1：
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. Manage authentication to network services running inside a virtual machine.
D. Map the resources of virtual machines to the resources of the host system.
E. Provide host-wide unique PIDs to the processes running inside the virtual machines in order to ease inter-process communication between virtual machines.
正解：A,D
解説: (Topexam メンバーにのみ表示されます)

質問 2：
Which of the following services can QEMU provide in a user network? (Choose three.)
A. AppleTalk
B. BGP
C. TFTP
D. CIFS
E. DHCP
正解：C,E
解説: (Topexam メンバーにのみ表示されます)

質問 3：
Which of the following are true regarding the CPU of a QEMU virtual machine? (Choose two.)
A. QEMU virtual machines support multiple virtual CPUs in order to run SMP systems.
B. The CPU architecture of a QEMU virtual machine is independent of the host system's architecture.
C. Each QEMU virtual machine can only have one CPU with one core.
D. QEMU uses the concept of virtual CPUs to map the virtual machines to physical CPUs.
E. For each QEMU virtual machine, one dedicated physical CPU core must be reserved.
正解：A,B
解説: (Topexam メンバーにのみ表示されます)

質問 4：
How does Packer interact with system images?
A. Packer periodically connects through the network to the Packer daemons of all running Packer images in order to re-apply the whole template to the running instance.
B. Packer creates an instance based on a source image, prepares the instance through a network connection and bundles the resulting instance as a new system image.
C. Packer has to be installed within the target image and is executed during the image's first boot in order to execute preparation tasks.
D. Packer downloads and extracts an image in order to make changes to the image's file system, repack the modified image and upload it again.
E. Packer installs a client within the image which has to be run periodically via cron in order to retrieve the latest template from the Packer server and apply it locally.
正解：B
解説: (Topexam メンバーにのみ表示されます)

質問 5：
Which file in acgroupdirectory contains the list of processes belonging to thiscgroup?
A. members
B. subjects
C. procs
D. casks
E. pids
正解：C
解説: (Topexam メンバーにのみ表示されます)

質問 6：
If aDockerfilecontains the following lines:
WORKDIR /
RUN cd /tmp
RUN echo test > test
where is the filetestlocated?
A. test in the directory holding the Dockerf ile.
B. /test within the container image.
C. /ting/test within the container image.
D. /root/tesc within the container image.
E. /tmp/test on the system running docker build.
正解：B
解説: (Topexam メンバーにのみ表示されます)