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Functions in Programming

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Questions and Answers

What is the main advantage of writing code as collections of small functions?

Enables direct execution of the function

Improves code readability (correct)

Reduces the need for declaring variables

Makes the program execute faster

Why are function prototypes used in programming?

To optimize the function's execution time

To ensure the function's output is always correct

To declare the return type and parameter types of a function (correct)

To define the purpose of a function

In a function definition, what does the function header specify?

The return type and the parameter list of the function (correct)

The scope of the function's variables

The sequence of execution of the function

Naming conventions within the function

What does 'void' indicate in a function declaration?

The function has no return value Signup and view all the answers

Why are functions considered reusable in other programs?

They can be easily called from different parts of a program Signup and view all the answers

In structured programming, what role do functions play?

They provide a way to break down large programs into smaller units Signup and view all the answers

When declaring a function prototype, why is it important to specify the types of parameters expected?

To ensure the correct values are passed to the function during its call Signup and view all the answers

What is the purpose of function prototypes in C programming?

To declare functions before defining them Signup and view all the answers

In C programming, if all functions are defined before they are used, what is the need for function prototypes?

No need for prototypes in this case Signup and view all the answers

What is the scope of variables defined within a function in C programming?

Local to the function Signup and view all the answers

How are variables passed to a function in C programming?

As parameters Signup and view all the answers

What happens when a return statement is encountered in a C function?

The function is terminated and the specified result is passed back Signup and view all the answers

How are parameters handled in C function calls?

They are evaluated in no particular order and copied to local variables Signup and view all the answers

Functions in Programming

Choose a study mode

Podcast

Questions and Answers

What is the main advantage of writing code as collections of small functions?

Why are function prototypes used in programming?

In a function definition, what does the function header specify?

What does 'void' indicate in a function declaration?

Why are functions considered reusable in other programs?

In structured programming, what role do functions play?

When declaring a function prototype, why is it important to specify the types of parameters expected?

What is the purpose of function prototypes in C programming?

In C programming, if all functions are defined before they are used, what is the need for function prototypes?

What is the scope of variables defined within a function in C programming?

How are variables passed to a function in C programming?

What happens when a return statement is encountered in a C function?

How are parameters handled in C function calls?

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