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【判断题】
付款凭证是出纳人员办理货币支付的依据。( )A.
正确
B.
错误
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举一反三
【单选题】下列哪项概念是错误的( )
A.
ABO不合引起新生儿溶血病也可发生于第一胎
B.
ABO不合引起新生儿溶血病多见O型母亲所生的A型或B型新生儿
C.
Rh不合引起新生儿溶血病往往发生在第二胎
D.
Rh不合引起新生儿溶血病其母亲都是ccdee
【单选题】ABO血型不和引起的新生儿溶血病多见于（）。
A.
母亲AB型，新生儿O型
B.
母亲A型，新生儿B型
C.
母亲B型，新生儿O型
D.
母亲O型，新生儿A型
E.
母亲B型，新生儿A型
【简答题】新生儿溶血病多由什么原因引起？
【单选题】View the Exhibit and examine the privileges granted to the SL_REP user. The EMP table is owned by the SCOTT user. The SL_REP user executes the following command: SQL> GRANT SELECT ON scott.emp TO hr; ...
A.
The command executes successfully.
B.
The command produces an error because the EMP table is owned by SCOTT.
C.
The command produces an error because SL_REP has the GRANT ANY OBJECT PRIVILEGE withoutADMIN_OPTION.
D.
The command produces an error because SL_REP does not have the SELECT privilege withGRANT_OPTION on the EMP table.
【单选题】View the Exhibit to observe the roles assigned to the SL_REP user. Which statement is true about theassignment of the SELECT_CATALOG_ROLE role to the SL_REP user（）
A.
The user must enable the role explicitly.
B.
The user can grant the role to other users.
C.
The user cannot use the role until the DBA enables it explicitly.
D.
The user can start using the role immediately without any changes
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