Ageism is different from other "isms", because of all the following reasons EXCEPT that
A. it is based upon the constant age classification.
B. the concept of agedness is changing gradually.
C. one is experiencing the aging process oneself.
D. age classification remains the same for many years.
Generation X
A. will experience a poorer living standard soon.
B. is experiencing a poorer living standard now.
C. may experience a poorer living standard.
D. may not experience a poorer living standar
What is the most probable relationship between the two speakers
A. They are colleagues.
B. They are schoolmates.
C. They are vacationers.
D. They are interns.
下列关于SQL Server数据库系统安全性的叙述中,哪个是不正确的?()
A. 数据库管理系统的权限分为数据库系统权限和服务器权限
B. 数据库系统权限可分为数据库对象权限和语句权限
C. 服务器权限可授予数据库管理员和其他用户
D. SQL语言中的GRANT为权限授予语句