Lpi LPIC-3 Exam 305: Virtualization and Containerization - 305-300 模擬練習
What is libvirt?
正解: B
解説: (PassTest メンバーにのみ表示されます)
Which disk image formats are commonly used in Linux-based virtualization environments? (Select all that apply)
正解: A,B,C,D
解説: (PassTest メンバーにのみ表示されます)
Which container orchestration platform is often associated with automated scaling and load balancing?
正解: D
解説: (PassTest メンバーにのみ表示されます)
If aDockerfilecontains the following lines:
WORKDIR /
RUN cd /tmp
RUN echo test > test
where is the filetestlocated?
WORKDIR /
RUN cd /tmp
RUN echo test > test
where is the filetestlocated?
正解: D
解説: (PassTest メンバーにのみ表示されます)
What is the purpose of the packer inspect subcommand?
正解: B
解説: (PassTest メンバーにのみ表示されます)
Which command was used in Xen 3.x as a predecessor of the xl command?
正解:
xm
Explanation:
In Xen 3.x, the primary command-line tool used to manage virtual machines wasxm. According to Xen virtualization documentation, xm was part of the original Xen management stack and provided commands to create, start, stop, migrate, and monitor Xen domains.
As Xen evolved, the xm toolstack was deprecated and replaced by thexltoolstack. The xl command interfaces directly with the Xen hypervisor and offers better performance, improved maintainability, and reduced complexity. Modern Xen installations no longer support xm, but it remains historically significant as the predecessor to xl.
Therefore, the correct answer isxm.
Explanation:
In Xen 3.x, the primary command-line tool used to manage virtual machines wasxm. According to Xen virtualization documentation, xm was part of the original Xen management stack and provided commands to create, start, stop, migrate, and monitor Xen domains.
As Xen evolved, the xm toolstack was deprecated and replaced by thexltoolstack. The xl command interfaces directly with the Xen hypervisor and offers better performance, improved maintainability, and reduced complexity. Modern Xen installations no longer support xm, but it remains historically significant as the predecessor to xl.
Therefore, the correct answer isxm.
Which of the following components are essential in Docker architecture? (Select all that apply)
正解: B,C,D
解説: (PassTest メンバーにのみ表示されます)
Which of the following are valid KVM parameters? (Choose THREE correct answers.)
正解: A,D,E
解説: (PassTest メンバーにのみ表示されます)