在紧急情况下,要求的机组成员的任务最初是由谁来指派?
在Windows XP中,要使用计算器计算5的3.7次方的值,应选择()。
A. 标准型
B. 统计型
C. 高级型
D. 科学型
Which two statements are true regarding the creation of a default constructor?()
A. The default constructor initializes method variables.
B. The default constructor invokes the no-parameter constructor of the superclass.
C. The default constructor initializes the instance variables declared in the class.
D. If a class lacks a no-parameter constructor,, but has other constructors, the compiler creates a default constructor.
E. The compiler creates a default constructor only when there are no other constructors for the class.
以其存在的外部特征和性能等对案件事实起证明作用的证据是()
A. 证人证言
B. 书证
C. 物证
D. 鉴定结论