现有如F包结构: com |一一X | |一一Alpha.class | | | |一一y I |一一Beta.class | |l-- Gamma.class 和类: class Test { Alpha a; Beta b; Gamma c; } 哪三个必须加入到类Test中,以使其通过编译?()
Apackage y;
Bpackage com;
Cimport com.x.y.*;
Dimport com.x.*;
Which statement is true about the plan being loaded into the SQL baseline by the above command?()
A、 It is loaded with the FIXED status.
B、 It is loaded with the ACCEPTED status.
C、 It is not loaded with the ENABLED status.
D、 It is not loaded with the ACCEPTED status.
假如您需要找出/etc/my.conf文件属于哪个包(package),您可以执行()。
A、rpm-q/etc/my.conf
B、rpm-requires/etc/my.conf
C、rpm-qf/etc/my.conf
D、rpm-q
通信管道通常采用的管材主要有()。
A、水泥管块
B、硬质或半硬质聚乙烯(或聚氯乙烯)塑料管
C、钢管
D、软质聚乙烯(或聚氯乙烯)塑料管
男性,78岁,高血压30余年,因与他人争吵,突然出现头痛、呕吐、言语不清、跌倒在地,之后神志不清,大小便失禁。查体:昏迷,左侧瞳孔8mm,右侧3mm,血压180/100mmHg,呼吸16次/分,脉搏54次/分。头颅CT示一侧基底节内囊区高密度影。考虑患者出现上述病症的原因是()
A、脑出血
B、脑梗死
C、短暂性脑缺血发作
D、蛛网膜下腔出血
E、脑肿瘤破裂
You issue these LSNRCTL commands: LSNRCTL> SET CURRENT_LISTENER listener01 LSNRCTL> START listener02 What is the result of issuing these commands?()
A、A listener named LISTENER is started.
B、A listener named LISTENER01 is started.
C、A listener named LISTENER02 is started.
D、The START command fails and no listener is started.