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【单选题】
Keystone认证服务组件安装完成后,需要创建用户、租户以及角色,下面哪个指令可以用来创建角色?()A.
keystone user-create --name=admin --pass=000000
B.
keystone role-create --name=admin
C.
keystone tenant-create --name=admin --description="Admin Tenant"
D.
keystone user-role-add --user=admin --tenant=admin --role=admin
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反馈参考答案：
举一反三
【单选题】Choose the correct explanation for the underlined words. He always sits at the edge of his chair when he is working, as though about to take off .
A.
remove something you are wearing
B.
leave, espeacially in a hurry
C.
leave the ground and begin flying
【单选题】He is too pride, and considers himself perfect. He always believes what he does is correct.
A.
absolutely
B.
abruptly
C.
abnormally
D.
abundantly
【单选题】Which of the following is CORRECT about the character 'Donny'?
A.
He is a father who always tries his best to mediate his relationship with his son.
B.
He is a humorous person in that movie.
C.
He is sometimes nervous about his life in that movie.
D.
He is constantly misbehaving himself as a father in that movie.
【简答题】Fill in the blanks in the following sentences with the correct form of the words from the boxes. scornfully sternly convulsively 1. He twitched and made a sobbing noise. 2. Knowing that I lied to him ...
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