单选题 Given: What is the result?()
0
1
2
3
4
Compilation fails.
An exception is thrown at runtime.
单选题 A programmer has an algorithm that requires a java.util.List that provides an efficient implementation of add(0, object), but does NOT need to support quick random access. What supports these requirements?()
java.util.Queue
java.util.ArrayList
java.util.LinearList
java.util.LinkedList
多选题 Click the Exhibit button. Which three code fragments, added individually at line 29, produce the output 100?()
n = 100;
i.setX( 100 );
o.getY().setX( 100 );
i = new Inner(); i.setX( 100 );
o.setY( i ); i = new Inner(); i.setX( 100 );
i = new Inner(); i.setX( 100 ); o.setY( i );
单选题 Given: When line 15 is reached, how many objects are eligible for the garbage collector?()
0
1
2
3
4
5
单选题 Given: What is the result?()
Compilation fails.
pi is bigger than 3.
An exception occurs at runtime.
pi is bigger than 3. Have a nice day.
pi is not bigger than 3. Have a nice day.
单选题 Given: What is the result?()
The value "4" is printed at the command line.
Compilation fails because of an error in line 5.
Compilation fails because of an error in line 9.
A NullPointerException occurs at runtime.
A NumberFormatException occurs at runtime.
An IllegalStateException occurs at runtime.
单选题 Given classes defined in two different files : What is required at line 5 in class SomeApp to use the process method of BitUtils?()
process(bytes);
BitUtils.process(bytes);
app.BitUtils.process(bytes);
Util.BitUtils.process(bytes);
Importutil.BitUtils.*;process(bytes);
Some App can not use the process method in BitUtils.
单选题 Given: What is the result?()
s14
s16
s10
Compilation fails.
An exception is thrown at runtime.
单选题 Given: What is the result?()
null
zero
some
Compilation fails.
An exception is thrown at runtime.
在任何情况下,伸缩调节器处轨距的要求为()。
人类有两套影响学习的记忆系统:陈述性记忆和程序记忆。陈述性记忆是对事实或者词汇之类基本认识的记忆。而程序记忆,就是一个人“不劳而获”的记忆。程序记忆是人养成习惯和习得技巧的方式,比如骑自行车。在很多时候,这种学习是无意识的。人们用早期发育的程序记忆系统来学习复杂的东西,比如语法规则。帮助人们学习词汇的陈述性记忆系统,则需要更多时问完成发育。儿童拥有程序记忆系统,并且不受陈述性记忆系统的干扰。由此可以推出()。
宋末元初四大家
公平目标的实现可以通过()实现。
荟萃分析
人员安全疏散分析的性能判定标准为:可用疏散时间(A.SET)必须()必需疏散时间(RSET)。
预防HIV感染的主要措施应当为( )
简述我国混合型债券市场的发展状况。
造成水中某些污染物在生物体内含量大大高于水体中的浓度的生物放大作用是指()
输血的适应证中,不包括()