Consider a function named avg, which accepts four
numbers and returns their average. Which of the following is a
correct call to the function avg?

Question

BlackTom AI · Accepted Answer

The question asks for a correct call to a function named avg that accepts four numbers and returns their average.
First, we need to ensure the function is invoked with exactly four numerical arguments, since that is what the function signature requires.
Option availability: The provided input shows answer entries that appear to be the same line: 'average = avg(2, 3.14, 4, 5)'. While the answer_options field is empty, the given answer text demonstrates a valid form for calling avg and assigning its result to a variable named average.
Syntactic correctness check: avg(2, 3.14, 4, 5) uses four numeric literals, separated by commas, inside parentheses, which is the standard syntax for calling a function with four arguments in many programming languages.
Semantic correctness check: Since avg is defined to compute the average of four numbers, passing 2, 3.14, 4, and 5 provides four numerical inputs, so the function should return (2 + 3.14 + 4 + 5) / 4, assuming a typical average implementation.
Assignment aspect: Prefixing with 'average = ' assigns the result of the function call to the variable average, which is a common pattern for storing the computed average for later use.
Language-specific considerations: While the exact syntax for function calls can vary slightly between languages (e.g., some require different assignment operators or variable declarations), the core form avg(… four numbers …) is the correct shape, and the inclusion of an assignment is typically acceptable if the language supports it.
Addressing the lack of explicit answer options: Since the answer_options field is empty, we cannot evaluate multiple-choice choices here. However, the line shown in the provided answer content is a valid and correctly formed call to avg with four numeric arguments and optional assignment to a variable, which aligns with the problem statement.
In summary, the expression avg(2, 3.14, 4, 5) (optionally prefixed with 'average = ' to store the result) is a correct usage for the described function signature.

Consider a function named avg, which accepts four numbers and returns their average. Which of the following is a correct call to the function avg? 单项选择题

类似问题

Which XXX is valid for the following code? int CalcSum(int a, int b) { return a + b; } int main() { int y; XXX return 0; }

How many function calls exist in the following code? int Calc1 (int a, int b) { return a + b / 2; } int Calc2 (int a, int b) { return a * b / 100; } int main () { int x; int y; x = Calc1 (5,3); cout << x; y = Calc2 (5,3); cout << y; cout << Calc2 (5,3); }

For the function foo, defined below, select ALL valid function calls.Negative marking applies for each incorrect answer selected.

After a function's last statement is executed, the program returns to the next line after the _____.

After a function's last statement is executed, the program returns to the next line after the _____.

The function definition (1st line of the function) of CubeRootCalc is shown below: Which of the following is the correct and appropriate way to call this function? Select all that apply

Consider the following program: def main() : a = 5 print(doubleIt(a)) def doubleIt(x) : return x * 2 main() What output is generated when this program is run?

更多留学生实用工具

智能学习助手

风格化写作助手

论文查重助手

文献引用助手

课堂转译助手

课堂笔记助手

Quiz搜索助手

学校历年真题

智能刷题助手

智能匹配练习

希望你的学习变得更简单