Whichtwodemonstrateencapsulationofdata?()
A. Memberdatahavenoaccessmodifiers.
B. Memberdatacanbemodifieddirectly.
C. Theaccessmodifierformethodsisprotected.
D. Theaccessmodifiertomemberdataisprivate.
E. Methodsprovideforaccessandmodificationofdata.
Whichstatementsconcerningtherelationshipsbetweenthefollowingclassesaretrue?()classFoo{intnum;Bazcomp=newBaz();}classBar{booleanflag;}classBazextendsFoo{Barthing=newBar();doublelimit;}
ABarisaBaz.
B. AFoohasaBar.
C. ABazisaFoo.
D. AFooisaBaz.
E. ABazhasaBar.
Whichtwocandirectlycauseathreadtostopexecuting?()
A. Exitingfromasynchronizedblock.
B. Callingthewaitmethodonanobject.
Callingthenotifymethodonanobject.
D. CallingthenotifyAllmethodonanobject.
E. CallingthesetPrioritymethodonathreadobject.
以下哪种情况需要化疗患者选择中心静脉通路:()
A. 持续静脉给药
B. 输入发疱剂药物
C. 不了解药物性质
D. 非发疱类和非刺激性药物
E. 输入刺激性强的药物