第1题:
A、Click Throughs(点击次数)
B、Click—Through Rate(点进率)
C、User Sessions(访客量)
D、Unique Users(单独用户)
第2题:
A.It must have the UNIQUE attribute.
B.It cannot be created explicitly by the user.
C.It must have the UNIQUE and CLUSTER attributes.
D.It must have the UNIQUE WHERE NOT NULL attribute.
第3题:
A、UNIQUE约束只能定义在表的单个列上
B、一个表上可以定义多个UNIQUE,只能定义一个PRIMARYKEY
C、在空值列上允许定义UNIQUE,不能定义PRIMARYKEY
D、PRIMARYKEY和UNIQUE都可以约束属性值的唯一性
第4题:
For which two constraints does the Oracle Server implicitly create a unique index? ()
第5题:
How many users are supported on the Cisco Unified Communications models 540 and 560 platforms?()
第6题:
A. Configure a non-unique address on the loopback interface for use by the PIM RP.
B. Configure MSDP with the unique address (router ID) as the local address of the peer.
C. Configure MSDP with the non-unique address (router ID) as the local address of the peer.
D. Configure a unique address on the loopback interface, used as the PIM RP.
第7题:
Unique Users
第8题:
__________
[A] unusual
[B] particular
[C] unique
[D] typical
第9题:
Examine the command that is used to create a table: SQL> CREATE TABLE orders(oid NUMBER(6) PRIMARY KEY, odate DATE, ccode NUMBER (6), oamtNUMBER(10,2)) TABLESPACE users; Which two statements are true about the effect of the above command()
第10题:
下面哪些可以将john添加到users数组中?()