更多"阅读下列程序段 public class OperatorsAndEx"的相关试题:
[填空题]阅读下面程序
public class OperatorsAndExpressions
String conditionalExpression(int score)
String result;
//如果score超过60分,则结果是passed,否则是doesn’t pass
result=(score>=60)"passed":"doesn’t pass":
System.out.println(result);
return result;
public static void main(String args[])
OperatorsAndExpressions OperAndExp=new OperatorsAndExpressions( );
//条件表达式
OperAndExp.conditionalExpression(65);
程序的执行结果是______。
[单项选择]阅读下面程序
public class OperatorsAndExpressions{
void equalsMethodl( ){
String s1=new String("how are you");
String s2=new String("how are you");
System.out.println(s1==s2);
}
public static void main(String args[]){
OperatorsAndExpressionsOperAndExp=new OperatorsAndExpressions( );
//用于复合类型数据的“==”运算符
OperAndExp.equalsMethod1( );
}
}
程序运行结果是【 】
A. =
B. TRUE
C. FALSE
D. equal
[单项选择]
阅读下面程序
public class OperatorsAndExpressions{
void equalsMethodl( ){
String s1=new String("how are you");
String s2=new String("how are you");
System.out.println(s1==s2);
}
public static void main(String args[]){
OperatorsAndExpressionsOperAndExp=new OperatorsAndExpressions( );
//用于复合类型数据的“==”运算符
OperAndExp.equalsMethod1( );
}
}
程序运行结果是()
A. =
B. true
C. false
D. equal
[单项选择]阅读下面程序:
public class OperatorsAndExpressions
void residual
int i=100,j=30;
float m=563.5f,n=4.0f;
System.out.println(i%j);
System.out.println(m%n):
public static void main(String args[])
OperatorsAndExpressions OperAndExp=new OperatorsAndExpressions( );
//取模运算符在整数和浮点数中的应用
OperAndExp.residual( );
程序运行的结果是
A. 10
B. 20
C. 10
D. 20
[单项选择]
请阅读下面程序
public class OperatorsAndExpressions {
void residual( ) {
int i=100, j=30;
float m=563.5f, n=4.0f;
System.out.println(i%j);
System.out.println(m%n);
}
public static void main(String args[]) {
OperatorsAndExpressions OperAndExp=new OperatorsAndExpressions( ); //取模运算符在整数和浮点数中的应用
OperAndExp.residual;
}
} 程序运行结果是()
A. 10 3.5
B. 20 2.5
C. 10 4.5
D. 20 3.5
[填空题]执行以下程序段后
STR1 DW ’AB’
STR2 DB 16DUP( )
CNT EQU $-STR1
MOV CX, CNT
写出CX= 【7】 。
[单项选择]阅读和理解下面程序段:
class Manager extends Employee
public Manager(String n,double s,int year,int month,int day)
super(n,s,year,month,day);
bonus=0;
public double getSalary( )
double baseSalary=super.gerSalary( );
return baseSalary+bonus;
public void setBonus(double b)bonus=b;
private double bonus;
Manager是Employee的子类,其理由是
A. Manager的适用范围较宽
B. extends关键字声明
C. Manager的域减小了
D. 雇员是一个经理
[单项选择]有如下程序段:
Dim str As String * 10
Dim i
str1 = "abcdefg"
i = 12
len1 = Len(i)
sir2 = Right(str1, 4)
执行后,len1和str2的返回值分别是( )。
A. 12,abcd
B. 10,bcde
C. 2,defg
D. 0,cdef
[单项选择]
阅读和理解下面程序段:
class Manager extends Employee{
public Manager(String n,double s,int year,int month,int day) {
super(n,s,year,month,day);
bonus=O;
}
public double getSalary( ){
double baseSalary=super,gerSalary( );
return baseSalary+bonus;
}
public void setBonus(double b);
{
bonus=b;
}
private double bonus;
}
Manager是Employee的子类,其理由是()
A. Manager的适用范围较宽
B. extends关键字声明
C. Manager的域减小了
D. 雇员是一个经理
[单项选择]阅读和理解下面程序段:
class Manager extends Employee
{ public Manager(String n,double s,int year,int month,int day)
{ super(n,s,year,month,day);
bonus=O;}
public double getSalary( )
{ double baseSalary=super,gerSalary( );
return baseSalary+bonus;}
public void setBonus(double b);
{ bonus=b; }
private double bonus;
}
Manager是Employee的子类,其理由是【 】
A. Manager的适用范围较宽
B. extends关键字声明
C. Manager的域减小了
D. 雇员是一个经理