C#

1. In .NET, memory allocated on the heap is cleaned up by what?

The Trash Compactor

Star Destroyer

The delete keyword

The Garbage Collector

setting the variable to null

2. Recursion is ___________

An easy way to write an infinite loop.

A way to solve a problem by breaking it into smaller versions of the problem.

Just like a for-loop.

A way to curse again.

3. Given the following code, what will be displayed?

int[] array = { 1, 3, 5, 4, 10 }; Console.WriteLine(array[7 % 3]);

4. What reasons should you eliminate duplicate code? Choose all that apply

It's easier to test

It's more error prone to have duplicate code.

It's harder to update or change duplicated code.

Cloning is evil.

5. It is usually better to favor composition over ____________________

Inheritance

Encapsulation

Polymorphism

Abstraction