OpenStack中,提供计算服务的是:
A. keystone
B. nova
C. cinder
D. neutron
OpenStack的nova服务中,提供交互接口服务的组件是:
A. Nova-Compute
B. Nova-API
C. Nova-Network
D. Nova-Scheduler
OpenStack中,用于身份认证的auth_url是:
A. http://controller:5000
B. http://controller:8774
C. http://controller:9292
D. http://controller:11211
OpenStack的配置过程中,将nova-api服务设为开机自动启动的命令是:
A. systemctl start nova-api.service
B. systemctl stop nova-api.service
C. systemctl restart nova-api.service
D. systemctl enable nova-api.service