A: 正确
B: 错误
举一反三
- The analog input detection value is a semi-floating point FLOAT data type
- Among the following functions, ______ is to output various types of data (string, integer, floating point, list, dictionary, etc.) to the screen. A: eval B: input C: print D: get
- You need to store a floating point number,called Tsquare,in the session scope. Which two code snippetsallow you to retrieve this value?() A: float Tsquare = session.getFloatAttribute("Tsquare"); B: float Tsquare = (Float) session.getAttribute("Tsquare"); C: float Tsquare = (float) session.getNumericAttribute("Tsquare"); D: float Tsquare = ((Float) session.getAttribute.("Tsquare")).floatValue(); E: float Tsquare = ((Float) session.getFloatAttribute.("Tsquare")).floatValue;
- 下列程序中,函数find_data在已从小到大排序好的数组中寻找指定数data,采用二分查找算法,找到则返回该数组元素地址,找不到返回NULL。请填空将程序补充完整。#include <stdio.h>[input=type:blank,size:4][/input]find_data(float *a,int n ,float data){ [input=type:blank,size:4][/input]; low=0; high=n-1; while(low<=high) { mid=(low+high)/2; if(a[mid]>data) high=mid-1; else if(a[mid]<data) low=mid+1; else[input=type:blank,size:4][/input]; } [input=type:blank,size:4][/input]; } void main() { float b[10],*p, data; for(int i=0;i<10;i++) scanf("%f",b+i); scanf("%f",&data); p=find_data(b,10,data); if(p) printf("%f\n",*p); else printf("查找不到%f\n",data) }
- Which is the modulation and demodulation technology mainly used among the following communication modes? A: Analog channel transmits digital data B: Analog channel transmit analog data C: Digital channel transmit digital data D: Digital channel transmit analog data
内容
- 0
单行文本输入框的语法为? A: <input type="text" name="name" maxlength="value" size="value" value="value" /> B: <input type="password" name=" name" maxlength="value" size="value" /> C: <input type="radio" name="field_name" value="value" checked> D: <input type="checkbox" name=" name" value="value" checked />
- 1
在HTML页面中,定义了如下的Javascript函数,则正确调用该函数的HTML代码是() A: <input name=”a” type=”button” onclick=”compute(this.value)” value=”+”> B: <input name=”b” type=”button” onclick=”compute(‘-‘)” value=”-”> C: <input name=”c” type=”button” onclick=”compute(“*”)” value=”*”> D: <input name=”d” type=”button” onclick=”compute(/ )” value=”/”>
- 2
Data can be generally divided into analog data and digital data.
- 3
【单选题】创建一个单选按钮的HTML代码语法正确的是( )。 A: 〈input type="radio" name="x1" value="x1"〉 B: 〈input type="text" name="foo" size=20〉 C: 〈input type="checkbox" value="y"〉 D: 〈input type="image" name="x4" src="name.gif"〉
- 4
For a floating vessel,the center of flotation is the point in the waterplane().