ITPub博客

首页 > Linux操作系统 > Linux操作系统 > 047-118

047-118

原创 Linux操作系统 作者:jbymy2000 时间:2012-03-19 09:27:51 0 删除 编辑
118. Which statement correctly differentiates a system privilege from an
object privilege?
A. System privileges can be granted only by the DBA where as object privileges
can be granted by DBAs or the owner of the object.
B. System privileges give the rights to only create user schemas where as
object privileges give rights to manipulate objects in a schema.
C. Users require system privileges to gain access to the database where as
they require object privileges to create objects in the database.
D. A system privilege is the right to perform. specific activities in a
database where as an object privilege is a right to perform. activities on
a specific object in the database.
Answer: D
System privilege:The ability to perform. a particular task in the database
Object privilege:The ability to perform. a particular task on a particular
database object
Particular:特别

来自 “ ITPUB博客 ” ,链接:http://blog.itpub.net/11312660/viewspace-718926/,如需转载,请注明出处,否则将追究法律责任。

上一篇: 047-117
下一篇: 047-119
请登录后发表评论 登录
全部评论

注册时间:2012-01-10

  • 博文量
    416
  • 访问量
    213941