关于UiBot Worker和Commander以下说法正确的是?()
A.可以官网上直接下载
B.需要付费使用
C.UiBot Worker和Commander可以独立运行
D.Commander可以控制Worker
A.可以官网上直接下载
B.需要付费使用
C.UiBot Worker和Commander可以独立运行
D.Commander可以控制Worker
A.show clock
B.show versio
C.show boot
D.show processor
A.业务专家和IT专家确定实现方式的时候
B.IT专家后期维护的时候
C.业务专家和用户确认需求的时候
D.IT专家向用户交付的时候
在窗体上画一个文本框,名称为Text1(可显示多行),然后再画三个命令按钮,名称分别为Commandl、Command2和Command3,标题分别为“读数”、“统计”和“存盘”,如图8所示。程序的其功能是:单击“读数”按钮,则把考生目录下的in5.txt文件中的所有英文字符放入Text1 (可多行显示);单击“统计”按钮,找出并统计英文字母i、i、k、l、m、n(不区分大小写)各自出现的次数;单击“存盘”按钮,将字母i~n出现次数的统计结果依次存到考生目录下的顺序文件out5.txt中。 注意:存盘时必须存放在考生文件夹下,工程文件名为sit5.vbp,窗体文件名为sjt5.frm。
在窗体上画1个命令按钮,名称为Command1,然后编写如下程序: Dim Flag As Boolean Private Sub Command1_Click() Dim intNum As Integer intNum=InputBox("请输入:") If Flag Then Printf(intNum) End If End Sub Function f(x As Integer)As Integer If X<10 Then Y=X Else Y=X+10 End If f=Y End Function Private Sub Form_MouseUp(Button As Integer,Shift As Integer,X As Single,Y As Single) Flag=True End Sub 运行程序,首先单击窗体,然后单击命令按钮,在输入对话框中输入5,则程序的输出结果为()。
A.0
B.5
C.15
D.无任何输出
在窗体上画一个名称为Command1的命令按钮,然后编写如下事件过程: option Base 1 Private Sub Command1_Click() Dim a a=Array(1, 2, 3, 4, 5) For i=1 To UBound(a)a(i)=a(i)+i-1 Next Print a(3) End Sub 程序运行后,单击命令按钮,则在窗体上显示的内容是______。
A.4
B.5
C.6
D.7
A.主机故障,任务将被nimbus重新分配
B.当一个worker挂掉supervisor将负责重启它
C.nimbus和supervisor挂掉会自动重启
D.nimbus和supervisor是无状态的
A.当一个worker挂掉supervisor将负责重启它
B.主机故障,任务将被nimbus重新分配
C.nimbus和supervisor挂掉会自动重启
D.nimbus和supervisor是无状态的
设广义表L=(soldier,(teacher,student),(worker,farmer)),head和tail函数把原子student从广义表L中分离出来的运算是(17)。
A.tail(head(tail(head(L))))
B.head(tail(head(Tail(L))))
C.tail(head(tail(head(L))))
D.head(tail(tail(head(L))))
阅读以下说明和Java代码,将应填入(n)处的字句写在对应栏内。
[说明]
本程序的功能是给公司的员工Tom,Jack,Green增加薪水。三人的职位分别是programmer, Manager,CEO。
程序由6个类组成:WorkerTest是主类,programmer,Manager,CEO三个类,薪水增加的规则是 programmer的涨幅是5%;Manager的是10%;CEO也是Manager,但是它除了有Manager的涨幅,还有1000元的bonus。接口SalaryRaise提供了一个增加薪水的方法raise()。
[java程序]
public class WorkerTest {
public WorkerTest() {}
public static void main(String[] args) {
Programmer programmer = new Programmer("Tom" ,3000);
Manager manager = new Manager("Jack" ,4000);
CEO ceo = new CEO("Green" ,4000);
Worker [] worker = new Worker[3];
programmer, raise();
manager, raise();
ceo. raise();
worker[0] = programmer;
worker [1] = manager;
worker[2] = ceo;
for (int i = 0 ;i < worker, length; i + + ) {
System. out. prinfln (" Name:" + worker [i]. getName () +" \ tSalary:" + worker [i]. getSalary ());
public interface SalaryRaise { void raise(); }
public class Worker {
public String name;
public double (1);
public Worker() {}
public String getName() {return name;}
public void setName(String name) {this. name = name;}
public double getSalary() {return salary;}
public void setSalary(double salary) { this. salary = salary; }
}
public class Programmer extends Worker implements (2) {
public Programmer() {}
public void raise() {
double pets=0.05;
double sala = this. getSalary() * (1 + pers);
this. setSalary (sala);
public Programmer(Siring name, double salary) t
this. name = name;
this. salary = salary;
public class Manager extends (3) implements SalaryRaise {
public Manager() { }
public Manager(String name, double salary) {
this. name = name;
this. salary = salary;
}
public void raise() {
double pets = 0.1;
double sala = this. getSalary() * (1 + pers);
this. setSalary(sala);
}
}
public class CEO extends Manager implements SalaryRaise {
public CEO() {}
public CEO(String name,double salary) {
this. name = name;
this. salary = salary;
}
public void raise() {
double bonus = 1000;
(4);
double sala = this. getSalary();
(5);
this. setSalary(sala);
}
}