Lpi 701-100 問題集

質問 1：
Which of the following elements are presents in a Vagrant box file? (Choose two correct answers.)
A. A base file system image in a format supported by the provider of the box.
B. Configuration files for provisioners such as Ansible.
C. A metadata file describing the box and its requirements.
D. The installer for the Vagrant version which is required to run the box.
E. A Vagrant guest configuration file that is used to create instances of the box.
正解：A,C
解説: (Topexam メンバーにのみ表示されます)

質問 2：
Which of the statements below are true about the volume created by the following command? (Choose two correct answers.)
docker run -v /data -ti debian
A. The /data volume can be attached to another Docker container.
B. The /data volume is discarded when the container terminates.
C. The volume containing the container's rootfile system is retained until the /data volume is deleted.
D. The new /data volume contains a copy of the complete container's base image.
E. If the command is run a second time, another volume for /data is created.
正解：A,E
解説: (Topexam メンバーにのみ表示されます)

質問 3：
What statement is true regarding the Swarm service created by the following command?
docker service create --name myweb --network webnet --mode global nginx
A. It runs exactly once on each node in a Swarm.
B. It runs on one node by default and can be scaled to an arbitrary number of replicas.
C. It runs on all nodes which provide the network webnet.
D. It runs exactly one time in the Swarm and cannot be scaled.
E. It runs only on those nodes which support the network type global.
正解：A
解説: (Topexam メンバーにのみ表示されます)

質問 4：
Which of the following statements describes the principal concept behind test driven development?
A. Instead of testing software automatically, manual tests are performed and logged daily.
B. The only acceptable reason to write a test is to prevent fixed bugs from occurring again.
C. Tests are written before the function / method is implemented.
D. Tests may not be written by the same development team that wrote the tested code.
E. All tests are generated automatically from the tested source code.
正解：C
解説: (Topexam メンバーにのみ表示されます)

質問 5：
Which of the following mechanisms are used for service discovery in a container environment? (Choose two correct answers.)
A. The container platforms maintains DNS records which point to containers offering a specific service.
B. The container platform mounts the sockets for all available services into the container's file systems.
C. The container platform sets environment variables containing service information within the containers.
D. The container platform offers a command like docker service discover which should be run within a container.
E. The container platform lists localhost ports assigned to containers in each container's /etc/services file.
正解：A,C
解説: (Topexam メンバーにのみ表示されます)

質問 6：
Which of the following container names could have been assigned automatically by Docker?
A. c0023817
B. clever_ritchie
C. docker-c00001
D. container
E. 2.0.17.172
正解：B
解説: (Topexam メンバーにのみ表示されます)