class Count { public int count; public Count(int c) { count = c; } pu

1.class Count { public int count; public Count(int c) { count = c; } public Count() { count = 1; }}public class Test { public static void increment(Count c, int times) { c.count++; times++; } public static void main(String args[]) { Count myCount = new Count(); int times = 0; for (int i = 0; i < 3; i++) increment(myCount, times); System.out.println("myCount.count=" + myCount.count + " times=" + times); }}程序的运行结果正确的是（）选项： A:myCount.count=4 times=0 B:myCount.count=4 times=1 C:myCount.count=3 times=1 D:myCount.count=3 times=0

2.class Count { public int count; public Count(int c) { count = c; } public Count() { count = 1; }}public class Test { public static void increment(Count c, int times) { c.count++; times++; } public static void main(String args[]) { Count myCount = new Count(); int times = 0; for (int i = 0; i increment(myCount, times); System.out.println("myCount.count=" + myCount.count + " times=" + times); }}程序的运行结果正确的是（）选项： A:myCount.count=3 times=0 B:myCount.count=4 times=1 C:myCount.count=4 times=0 D:myCount.count=3 times=1

3.class Count { public int count; public Count(int c) { count = c; } public Count() { count = 1; }}public class Test { public static void increment(Count c, int times) { c.count++; times++; } public static void main(String args[]) { Count myCount = new Count(); int times = 0; for (int i = 0; i < 3; i++) increment(myCount, times); System.out.println("myCount.count=" + myCount.count + " times=" + times); }}程序的运行结果正确的是（）选项： A:myCount.count=3 times=1 B:myCount.count=3 times=0 C:myCount.count=4 times=0 D:myCount.count=4 times=1

4.class Count { public int count; public Count(int c) { count = c; } public Count() { count = 1; }}public class Test { public static void increment(Count c, int times) { c.count++; times++; } public static void main(String args[]) { Count myCount = new Count(); int times = 0; for (int i = 0; i < 3; i++) increment(myCount, times); System.out.println("myCount.count=" + myCount.count + " times=" + times); }}程序的运行结果正确的是（）选项： A:myCount.count=3 times=0 B:myCount.count=4 times=1 C:myCount.count=3 times=1 D:myCount.count=4 times=0

5.class Count { public int count; public Count(int c) { count = c; } public Count() { count = 1; }}public class Test { public static void increment(Count c, int times) { c.count++; times++; } public static void main(String args[]) { Count myCount = new Count(); int times = 0; for (int i = 0; i < 3; i++) increment(myCount, times); System.out.println("myCount.count=" + myCount.count + " times=" + times); }}程序的运行结果正确的是（）选项： A、myCount.count=3 times=0 B、myCount.count=4 times=1 C、myCount.count=4 times=0 D、myCount.count=3 times=1

6.What is the value of myCount.count displayed? public class Test { public static void main(String[] args) { Count myCount = new Count(); int times = 0; for (int i=0; i<100; i++) increment(myCount, times); System.out.println("myCount.count = " + myCount.count); } public static void increment(Count c, int times) { c.count++; times++; } } class Count { int count; Count(int c) { count = c; } Count() { count = 1; } }选项： A:101; B:100; C:99; D:98

7.下列代码中最后输出的 myCount.count 的值是什么，times是什么?public class Test { public static void main(String[] args) { Count myCount = new Count(); int times = 0; for (int i=0; i<100; i++){ increment(myCount, times);} System.out.println("myCount.count = " + myCount.count); System.out.println("times = "+ times); } public static void increment(Count c, int times) { c.count++; times++; }} class Count { int count; Count(int c) { count = c; } Count() { count = 1; }}选项： A:101 0; B:100 100; C:101 101; D:101 100

8.下列程序运行后myCount.count的值是（）。public class Test { public static void main(String[] args) { Count myCount = new Count(); int times = 0; for (int i=0; i<100; i++) increment(myCount, times); System.out.println( "myCount.count = " + myCount.count); System.out.println("times = "+ times); } public static void increment(Count c, int times) { c.count++; times++; }} class Count { int count; Count(int c) { count = c; } Count() { count = 1; }} 选项： A、99 B、101 C、100 D、98

9.写出下列程序的输出结果 public class Test { public static void main(String[] args) { Count myCount = new Count(); int times = 0; for(int i=0;i<100;i++) increment(myCount , times); System.out.println(“count is” + myCount.count); System.out.println(“time is”+ times); } public static void increment(Count c , int times) { c.count++; times++; } } class Count { public int count; Count(int c) { count =c; } Count() { count =1; } }

10.下面代码的输出结果是 public class TestStaticMethod{ static int times=100; public static void main(String[] args){ Count myCount1 = new Count(10); Count myCount2 = new Count(); int times = 0; for(int i=0;i<100;i++) increment(myCount1 , times); System.out.println("count is" + myCount1.count); System.out.println("time is"+ TestStaticMethod.times); for(int i=0;i<100;i++) increment(myCount2 , times); System.out.println("count is" + myCount2.count); System.out.println("time is"+ times);} public static void increment(Count c , int times){ c.count++; times++;}} class Count{ int times=10; public int count; Count(int c){ count =c;} Count(){ times++; count =1; System.out.println("time is"+ times);}}

11.下面程序的运行结果是class A { protected static int count = 0; public A() { count++; }}class B extends A { public B() { count++; }}public class Test { public static void main(String args[]) { B x = new B(); System.out.println("count=" + x.count); }} 选项： A、count=1 B、count=2 C、count=3 D、count=4

12.假设输入2 3 4 5 0，以下程序的输出结果是________。import java.util.Scanner;public class Main { public static void main(String[] args) { Scanner in = new Scanner(System.in); int number, count, sum = 0; for(count = 0; count < 5; ++count) { number = in.nextInt(); sum += number; } System.out.println(sum + "#" + count); in.close(); }}

13.假设输入2 3 4 5 0，以下程序的输出结果是________。import java.util.Scanner; public class Main { public static void main(String[] args) { Scanner in = new Scanner(System.in); int number, count, sum = 0; for(count = 0; count < 5; ++count) { number = in.nextInt(); sum += number; } System.out.println(sum + "#" + count); in.close(); } }

14.public class Duck { static int duckCount; int count; public Duck(){ duckCount++; count++; } public static void main(String []args){ Duck d1=new Duck(); System.out.println(Duck.duckCount); System.out.println(d1.count); Duck d2=new Duck(); System.out.println(Duck.duckCount); System.out.println(d2.count); }}上述代码的输出依次是选项： A:0,0,1,0; B:1,1,2,2; C:1,1,1,2; D:1,1,2,1

15.请将下面代码补充完整。Public class Apple { public String color; public static int count; public final boolean MATURE=true; public static void main(String] args) { System.out.println(Apple.count); （） System.out.println(apple.color); System.out.println(apple.MATURE); }}

16.下面代码的运行结果是 public class Test{public static void main（String args[]){for（int i 0; 选项：A:下面代码的运行结果是 public class Test{ public static void main(String args[]){ for(int i 0;i＜3;i++){ if(i＜2) continue; System.out.println(i); } } } B:A．0 C:B．1 D:C．2 E:D．3

17.有如下程序:#include using namespace std;class MyClass{public: MyClass(){++count;} ~ MyClass(){--count;} static int getCount(){ return count;}private: static int count;};int MyClass:: count=0;int main(){ MyClass obj; cout<

18.下面代码的运行结果是 public class Test{public static void main（String args[]){for（int i 0; 选项：A:下面代码的运行结果是 public class Test{ public static void main(String args[]){ for(int i 0;i＜3;i++){ if(i＜2) continue; System.out.println(i); } } } B:A．0 C:B．1 D:C．2 E:D．3

19.#include #include int count=0; class Point {int x,y; public: Point( ) { x=1; y=1; count++; } ~Point( ){ count--; } friend void display( ); }; void display( ) { cout <<"There are "<

20.public class Test { public static void main(String[] args) { int[] x = {1, 2, 3, 4, 5}; increase(x); int[] y = {1, 2, 3, 4, 5}; increase(y[0]); System.out.println(x[0] + " " + y[0]); } public static void increase(int[] x) { for (int i = 0; i < x.length; i++) x[i]++; } public static void increase(int y) { y++; }}程序的输出是选项： A:1 1; B:1 2; C:2 2; D:2 1

21.下面代码的运行结果是（）Public class Test {Public static void main(String] args) {Int] x = {1, 2, 3, 4, 5}; increase(x); int] y = {1, 2, 3, 4, 5};Increase(y0]); System.out.println(x0] + " " + y0]); }Public static void increase(int] x) {For (int i = 0; i < x.length; i++)Xi]++;}Public static void increase(int y) { y++; } } 选项： A:0 0 B:1 1 C:2 2 D:2 1

22.下列程序中能编译通过的是选项： A、public class test { public static void main(String[] args) { int a; System.out.println(a); } } B、public class test { public static void main(String[] args) { int a,b=0; int a=5; System.out.println(a); } } C、public class test { public static void main(String[] args) { for(int i=0;i<5;i++) { System.out.println("i="+i);} for(int i=10;i<5;i--) { System.out.println("i="+i);} } } D、public class test { public static void main(String[] args) { for(int i=0;i<5;i++) { System.out.println("i="+i);} } System.out.println("i="+i); }

23.给定Java 代码如下所示，则编译运行后，输出结果是( )。 class Parent{ public void count(){ System. out. println(10%3); } } public class Child extends Parent{ public void count(){ System. out. println(10/3); } public static void main(String]arge){ Parent p=new Child(); p. count(); } } 选项： A:1 B:1 C:3 D:3.33333333333335