Murach C# 2015

Knowledge Questions Instructions: Answer the following Knowledge Questions thoroughly using Microsoft Word, WordPad or Notepad. Include the Questions with the answers. Chapter 8 1. Distinguish between for loop and foreach loop. 2. Explain how the Array class used with an array. 3. Describe how the null-conditional operator works and when you would use it. 4. Distinguish between an untyped and a typed collection class. 5. Describe the differences between these collection classes: list, sorted list, queue, stack, and array list. Chapter 9 6. Describe the way Date Time variable is stored. 7. Explain how a String object differs from a StringBuilder object