请在下方输入要搜索的题目：

执行下列代码：class Test: count = 21 def print_num(self): count = 20 self.count+=20 print(count)test= Test()test.print_num()运行结果为（）
选项：

A:
A: 20
B:
B: 40
C:
C: 21
D:
D: 41

发布时间：2024-06-20 15:00:38

推荐参考答案 ( 由搜题小帮手官方老师解答 )

联系客服

答案：

以下文字与答案无关

提示：有些试题内容显示不完整,文字错误或者答案显示错误等问题，这是由于我们在扫描录入过程中机器识别错误导致,人工逐条矫正总有遗漏，所以恳请广大网友理解。

相关试题

1.执行下述代码: count = 5 def print_num(): count = 2 count += 1 print(count) 当调用print_num()函数时,输出结果为( )
2.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
3.下列Python代码，函数的定义和调用书写正确的是（）选项： A、def test(a| b): print(a) print(b) test(1| 2) B、def test(a): print(a) print(b) test(1, 2) C、def test(a, b): print(a) print(b) test(1) D、def test(a, b): print(a) print(b) test(1, 2)
4.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
5.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; } }
6.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
7.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
8.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=3 times=1 C:myCount.count=4 times=1 D:myCount.count=3 times=0
9.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
10.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
11.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
12.Routine blood test does not include选项： A:Red blood cell count; B:Reticulocyte count; C:Hemoglobin concentration; D:White blood cell count; E: Hematocrit determination
13.下面程序运行的结果是： public class test{ private ArrayList Names = new ArrayList(); public test(string[] names) { foreach (string name in names) this.Names.Add(name); } public string this[int index] { get { return Names[Names.Count - index].ToString(); } } static void Main() { String[] names = new string[] { "A", "B", "C", "D" }; test t = new test(names); Console.WriteLine(t[3]); } }}
14.有如下代码。class test: __x=1a =test()执行上述代码后，再执行下列选项中的语句，会出错的是()(0.5 分) A.a.__x B.test.__x=100 C.print(test.__x) D.print(test._test__x) 选项：A、1B、2C、3D、4
15.Which of the following belongs to blood tests? 选项：A、Stool Test B、Electrocardiography(EKG) C、Complete Blood Count(CBC) D、Ultrasound E、Liver Function Test F、Blood Chemistry Test
16.以下Python代码执行后，a.txt文件的内容是( ): f = open("a.txt","w") ls = 'test','12','201910','20'] for ss in ls: f.write(ss) f.close() 选项： A:报错; B:'test','12','201910','20']; C:test,12,201910,20; D:test1220191020

没有账号？点我注册

绝艺绷直自卖自夸贤侄泥塑三桥村一向富通双子叶卧病在床

立即注册

已购买搜题包，但忘记账号密码？

登录即同意《服务协议》及《隐私政策》

立即登录

登录即同意《服务协议》及《隐私政策》

执行下列代码：class Test: count = 21 def print_num(self): count = 20 self.count+=20 print(count)test= Test()test.print_num()运行结果为（） 选项： A: A: 20 B: B: 40 C: C: 21 D: D: 41

执行下列代码：class Test: count = 21 def print_num(self): count = 20 self.count+=20 print(count)test= Test()test.print_num()运行结果为（）
选项：

A:
A: 20
B:
B: 40
C:
C: 21
D:
D: 41