What is a variable used for in programming? A. To store a value. B. To execute a function. C. To create a loop. D. To define a class. 相关知识点: 试题来源: 解析 A。变量在编程中是用来存储一个值的。B 选项执行函数不是变量的作用。C 选项创建循环也不是变量的功能。D 选项定义类也...
C. The variable that is controlled. D. The variable that is observed. 相关知识点: 试题来源: 解析 B。原因:文章中提到“In an experiment, researchers manipulate an independent variable and observe the effect on a dependent variable.”,即在实验中,研究者操纵自变量并观察其对因变量的影响,所以...
A. The variable that is being measured. B. The variable that is manipulated by the researcher. C. A constant value. D. A research method. 相关知识点: 试题来源: 解析 A。选项 B,被研究者操纵的是自变量,不是因变量。选项 C,因变量不是常量值。选项 D,因变量不是研究方法。反馈...
A. The variable that is changed by the experimenter. B. The variable that changes in response to the independent variable. C. The variable that is kept the same. D. The variable that is not important. 相关知识点: 试题来源: 解析 A。在实验中,自变量是由实验者改变的变量。选项 B 是因变量...
in this case is "C:\Windows" the program argument (commando line / parameter, variable, ... :-) (Image-2) A simple explorer parameter! ▲ Back to the top ▲ 3.) Example 2: A complex parameter select a file in file explorer! explorer /select, %programfiles%\common files\microsoft...
(a) Global variables are declared outside all the functions and other program blocks and will be accessible within those blocks. There is no need to... Learn more about this topic: Variable Scope in C Programming from Chapter 5/ Lesson 3 ...
百度试题 题目下列( )是不合法的变量名。 A. 2variable B. variable2 C. whatavariable D. $another 相关知识点: 试题来源: 解析 A.2variable 反馈 收藏
ABoolean variablehas only two possible values: true or false. Examples: Is it daytime? Is the game over? In MakeCode, aposition variableis a special kind of variable that holds three numbers that describe a specific location in three-dimensional space. These numbers are called theX, Y, and...
In the experiment, if a certain variable is changed, what will happen to the results? A. Remain unchanged. B. Become more accurate. C. Be unpredictable. D. Be affected. 相关知识点: 试题来源: 解析 D。解析:在实验中如果某个变量改变,结果会受到影响。A 选项保持不变错误;B 选项变得更准确...
to name variables. Short names are less descriptive but easy to type, whereas long names can specify the purpose of a variable in the program. For example, the syntaxint temp=0; in JAVA or C++, "temp" is the variable name; the type of variable is integer and its value is 0. ...