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本课中搭建神经网络六步法包括如下步骤: 1、import 2、train, test 3、Sequential / Class 4、model.compile 5、model.fit 6、model.summary


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更多 “本课中搭建神经网络六步法包括如下步骤: 1、import 2、train, test 3、Sequential / Class 4、model.compile 5、model.fit 6、model.summary” 相关考题
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考题 public class Test{2.int x=12;3.public void method(intx){4.x+=x;5.System.out.println(x);6.}7.}Given:34.Test t=new Test();35.t.method(5);What is the output from line 5 of the Test class?() A.5B.10C.12D.17E.24

考题 下列哪个选项的java源文件代码片段是不正确的?A.package testpackage; public class Test{ }B.import java. io. *; package testpaekage; public class Test { }C.import java.io.*; class Person { } public class Test { }D.import java.io.*; import java. awt.*; public class Test{ }

考题 有如下程序: include using namespace std; class Test{ public: Tes 有如下程序: #include<iostream> using namespace std; class Test{ public: Test() {n+=2;} ~Test() {n-=3;} static int getNum(){return n;} private: static int n; }; int Test::n=1; int main() { Test*p=new Test; delete p; cout<<"n="<<Test::getNum()<<endl; return 0; } 执行后的输出结果是( )。A.n=0B.n=1C.n=2D.n=3

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考题 3下列代码中,将引起一个编译错误的行是( )。 1)public class Test{ 2)int m,n; 3)public Test(){} 4)public Test(int a){m=a;} 5)public static void main(String args[]){ 6)Test t1,t2; 7)int j,k; 8)j=0; k=0; 9) t1=new Test(); 10)t2=new Test(j,k); 11)} 12)}A.第3行B.第5行C.第6行D.第10行

考题 有如下程序: include using namespace std;class Test {public: Test() {n+=2;} ~Tes 有如下程序: #include <iostream> using namespace std; class Test { public: Test() {n+=2;} ~Test() {n-=3;} static int getNum(){retum n;} private: static int n; }; int Test:: n=1; int main() { Test*p=new Test; delete p; cout<<"n="<<Test:: getNum()<<end1; return 0; };执行后的输出结果是______.A.n=0B.n=1C.n=2D.n=3

考题 下列哪个选项的java源文件程序段是不正确的? ( )A.package testpackage; public class Test{ }B.import java.io.*; package testpackage; public class Test{ }C.import java.i.*; class Person{} public class Test{ }D.import java.io.*; import java.awt.*; public class Test { }

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考题 阅读以下说明和Java代码,填补代码中的空缺,将解答填入答题纸的对应栏内。 【说明】 以下Java代码实现两类交通工具(Flight和Train)的简单订票处理, 类Vehicle、Flight、Train之间的关系如图5-1所示。图5-1【Java代码】 import java.util.ArrayList; import java.util.List; abstract class Vehicle { void book(int n) { //订 n张票 if (getTicket0()=n) { decrease Ticket(n); } else { System.out.println(余票不足!!); } } abstract int getTicket(); abstract void decreaseTicket(int n); }; class Flight (1) { Private (2) tickets=216; //Flight的票数 Int getTicket(){ Return tickets; } void decreaseTicket(int n){ tickets=tickets -n; } } class Train (3) { Private (4) tickets=2016; //Train的票数 int getTicket() { return tickets; } void decreaseticket(int n) { tickets = tickets - n; } } public class Test { public static void main(String[] args) { System.out.println(欢迎订票 ! ); ArrayListVehicle v = new ArrayListVehicle(); v.add(new Flight()); v.add(new Train()); v.add(new Flight()); v.add(new Train()); v.add(new Train()); for (int i=0;iv.size(); i++){ (5) (i+1); //订i+1张票 System.out.println(剩余票数: +v.get(i).getTicket()); } } } 运行该程序时输出如下: 欢迎订票! 剩余票数:215 剩余票数:2014 剩余票数: (6) 剩余票数: (7) 剩余票数: (8)

考题 阅读以下说明和Java代码,填补代码中的空缺,将解答填入答题纸的对应栏内。【说明】以下Java代码实现两类交通工具(Flight和Train)的简单订票处理,类Vehicle、Flight、Train之间的关系如图5-1所示。 【Java代码】 import java.util.ArrayList;import java.util.List; abstract class Vehicle {void book(int n) { //订 n张票if (getTicket0() >=n ) {decrease Ticket(n);} else {System.out.println(“余票不足!!“);}} abstract int getTicket();abstract void decreaseTicket(int n);}; class Flight(1){Private(2)tickets=216; //Flight的票数Int getTicket(){Return tickets;} void decreaseTicket(int n){tickets=tickets - n;}} class Train(3){Private(4)tickets=2016; //Train的票数int getTicket() {return tickets;} void decreaseticket(int n) {tickets = tickets - n; }} public class Test {public static void main(String[] args) {System.out.println(“欢迎订票!");ArrayListVehicle v = new ArrayListVehicle();v.add(new Flight());v.add(new Train());v.add(new Flight());v.add(new Train());v.add(new Train());for(int i=0;iv.size(); i++){(5)(i+1); //订i+1张票System.out.println(“剩余票数:”+v.get(i).getTicket());}}} 运行该程序时输出如下:欢迎订票!剩余票数:215剩余票数:2014剩余票数:(6)剩余票数:(7)剩余票数:(8)

考题 请将如下步骤按沟通的过程进行排序()。 1、传达 2、采取行动 3、领悟含义 4、产生意念 5、接受内容 6、接收 7、转化为表达方式A、4-7-1-6-3-5-2B、4-1-6-7-3-5-2C、4-2-6-7-3-5-1D、4-3-1-7-6-5-2

考题 package test1;  public class Test1 {  static int x = 42;  }  package test2;  public class Test2 extends test1.Test1 {  public static void main(String[] args) { System.out.println(“x = “ + x);  }  }  What is the result?() A、 x = 0B、 x = 42C、 Compilation fails because of an error in line 2 of class Test2.D、 Compilation fails because of an error in line 3 of class Test1.E、 Compilation fails because of an error in line 4 of class Test2.

考题 现有如下包结构:  com |-- x | |-- Alpha.class | | | |-- y | |-- Beta.class | |-- Gamma.class  和类:  class Test { Alpha a; Beta b; Gamma c; }  哪三个必须加入到类 Test 中,以使其通过编译?()A、package y;B、package com;C、import com.x.*;D、import com.x.y.*

考题 1. public class Test {  2. int x= 12;  3. public void method(int x) {  4. x+=x;  5. System.out.println(x);  6. }  7. }  Given:  34. Test t = new Test();  35. t.method(5);  What is the output from line 5 of the Test class?() A、 5B、 10C、 12D、 17E、 24

考题 单选题1. public class Test {  2. int x= 12;  3. public void method(int x) {  4. x+=x;  5. System.out.println(x);  6. }  7. }  Given:  34. Test t = new Test();  35. t.method(5);  What is the output from line 5 of the Test class?()A  5B  10C  12D  17E  24

考题 单选题Given: 1.package test; 2. 3.class Target { 4.public String name = "hello";5.} What can directly access and change the value of the variable name?()A any classB only the Target classC any class in the test packageD any class that extends Target

考题 单选题package test1;  public class Test1 {  static int x = 42;  }  package test2;  public class Test2 extends test1.Test1 {  public static void main(String[] args) { System.out.println(“x = “ + x);  }  }  What is the result?()A  x = 0B  x = 42C  Compilation fails because of an error in line 2 of class Test2.D  Compilation fails because of an error in line 3 of class Test1.E  Compilation fails because of an error in line 4 of class Test2.

考题 单选题1.public class Test{ 2.int x=12; 3.public void method(intx){ 4.x+=x; 5.System.out.println(x); 6.} 7.} Given: 34.Test t=new Test(); 35.t.method(5); What is the output from line 5 of the Test class?()A 5B 10C 12D 17E 24

考题 单选题Given a class Repetition:  1. package utils;  2.  3. public class Repetition {  4. public static String twice(String s) { return s + s; }  5. }  and given another class Demo:  1. // insert code here 2.  3. public class Demo {  4. public static void main(String[] args) {  5. System.out.println(twice(”pizza”));  6. }  7. }  Which code should be inserted at line 1 of Demo.java to compile and run Demo to print“pizzapizza”?()A  import utils.*;B  static import utils.*;C  import utils.Repetition.*;D  static import utils.Repetition. *;E  import utils.Repetition.twice();F  import static utils.Repetition.twice;G  static import utils.Repetition.twice;