单选题 Given: What is the result?()
Cat
Dog
Compilation fails.
The code runs with no output.
An exception is thrown at runtime.
多选题 Given: Which two code fragments, inserted independently at line 13, will compile?()
super(name, baseSalary);
this.commission = commission;
super(); this.commission = commission;
this.commission = commission; super();
super(name, baseSalary); this.commission = commission;
单选题 Given: Which statement is true?()
The equals method does NOT properly override the Object.equals method.
Compilation fails because the private attribute p.name cannot be accessed in line 5.
To work correctly with hash-based data structures,this class must also implement the hashCode method.
When adding Person objects to a java.util.Set collection,the equals method in line 4 will prevent duplicates.
单选题 Given: What is the result?()
Compilation fails.
An exception is thrown at runtime.
The code executes normally and prints "bar".
The code executes normally, but nothing prints.
单选题 Given: 11.String test = "This is a test"; 12.String[] tokens = test.split("/s"); 13.System.out.println(tokens.length); What is the result?()
0
1
4
Compilation fails.
单选题 Given: 11.double input = 314159.26; 12.NumberFormat nf = NumberFormat.getInstance(Locale.ITALIAN); 13.String b; 14.//insert code here Which code, inserted at line 14, sets the value of b to 314.159,26?()
b = nf.parse( input );
b = nf.format( input );
b = nf.equals( input );
b = nf.parseObject( input );
单选题 Given: What is the result?()
Mr. John Doe
An exception is thrown at runtime.
Compilation fails because of an error in line 12.
Compilation fails because of an error in line 15.
Compilation fails because of an error in line 20.
单选题 Given: What is the result?()
0.0
Compilation fails.
A ParseException is thrown by the parse method at runtime.
A NumberFormatException is thrown by the parse method at runtime.
单选题 Given: If the user types the password aiko when prompted, what is the result?()
password:got
password:got aiko
password:aikogot aiko
An exception is thrown at runtime.
Compilation fails due to an error on line 8.
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()