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【单选题】
《东晋门阀政治》是北大历史系()的作品。
A.
B.
周一良
C.
D.
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【单选题】下列关于"木马"病毒的叙述中,错误的是___
A.
一台PC机只可能感染一种“木马”病毒
B.
“木马”运行时,比较隐蔽,一般不会在任务栏上显示出来
C.
“木马”运行时,会占用系统的CPU、内存等资源
D.
木马"运行时,可以截获键盘输入,从而盗取用户的口令、帐号等私密信息
【单选题】炭疽芽胞杆菌的生化反应中正确的是
A.
触酶阳性
B.
不分解葡萄糖
C.
分解乳糖
D.
产生靛基质
E.
产生H2S.
【单选题】外展髋关节的主要肌肉是: ( )
A.
股四头肌
B.
腘绳肌
C.
股中间肌
D.
髂腰肌
E.
臀中肌
【单选题】{一}下列关于"木马"病毒的叙述中,错误的是()。
A.
不用来收发电子邮件的电脑,不会感染"木马"病毒
B.
"木马"运行时比较隐蔽,一般不会在任务栏上显示出来
C.
"木马"运行时会占用系统的CPU和内存等资源
D.
"木马"运行时可以截获键盘输入的口令、帐号等机密信息
【简答题】SQL是[填空(1)]的缩写。A. 结构化查询语言(Structure Query Language)
【多选题】Examine the following command that is used to duplicate a database on the same host: Which two statements describe the effect after the database is duplicated successfully? ()
A.
The data files of the read-only tablespaces in the target database are not duplicated
B.
The read-only tablespaces in the target database are still defined in new the database
C.
The read-only tablespaces in the target database are changed to online after duplication
D.
The data files of the read-only tablespaces in the target database get duplicated
E.
The read-only tablespaces in the target database are not defined in the new database
【单选题】炭疽芽胞杆菌的生化反应中正确的是
A.
迟缓液化明胶,沿穿刺线向四周扩散,形如倒松树状
B.
不分解葡萄糖
C.
分解乳糖
D.
产生靛基质
【单选题】Which one is the database only collecting medical resource?
A.
ClinicalKey
B.
OvidSP
C.
SpringerLink
D.
ScienceDirect
【单选题】The database is only ______ by authorized managers.
A.
proved
B.
accessible
C.
approved
D.
access
【单选题】Your database is running in ARCHIVELOG mode, and the database is open. You execute an RMAN backupand specify the KEEP clause.Which components are backed up when this option is specified?()
A.
only the control file, the current SPFILE, and data files
B.
only the current SPFILE and data files if autobackup is disabled
C.
only the data files and the archived redo logs
D.
the control file, current SPFILE file, data files, and archived redo logs
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