Introduction to Algorithms and Programming
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Questions and Answers

What happens when an array is passed into a function?

A pointer to the first element of the array is passed.

What is the difference between local and global variables?

Local variables are seen only within the main, while global variables are seen by the main and all functions.

How can a function return a single-dimension array?

By declaring a function returning a pointer.

What is the purpose of declaring a pointer to an array as static?

<p>The lifetime of the array extends until the end of the program.</p> Signup and view all the answers

What is a structure (struct) in programming?

<p>A way to group several variables in one place.</p> Signup and view all the answers

What is a member of a structure?

<p>A variable within the structure.</p> Signup and view all the answers

How are members of a structure accessed?

<p>Using the dot syntax (.)</p> Signup and view all the answers

What is the syntax for declaring a function that takes an array as an argument?

<p>void duplicate (int arr[], int size); or void duplicate(int arr, int size); or Void duplicate (int *arr, int size);</p> Signup and view all the answers

What happens when a function is declared to return a pointer to an array?

<p>The function returns a reference to the array.</p> Signup and view all the answers

What is the advantage of using structures (structs) in programming?

<p>They allow you to group related variables together, making it easier to work with and organize data.</p> Signup and view all the answers

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