Multiple Choice Questions on Data Types for Elementary Computer Science

📚 Quick Study Guide

• 🔢 Integer: Whole numbers (positive, negative, or zero) without any decimal point. Examples: -3, 0, 42.
• 📍 Float: Numbers with a decimal point representing real numbers. Examples: 3.14, -2.5, 0.0.
• 📜 String: A sequence of characters enclosed in single or double quotes. Examples: "Hello", 'World', "123".
• ✅ Boolean: Represents truth values, either True or False.
• 📦 List (Array): An ordered collection of items, which can be of different data types. Enclosed in square brackets. Example: [1, "apple", True]

🧪 Practice Quiz

1. Which data type is used to represent whole numbers?

   1. String
   2. Float
   3. Integer
   4. Boolean

2. Which data type is used to represent numbers with decimal points?

   1. String
   2. Integer
   3. Boolean
   4. Float

3. What data type is 'True'?

   1. Integer
   2. String
   3. Boolean
   4. Float

4. What data type is 'Hello World'?

   1. Integer
   2. Float
   3. Boolean
   4. String

5. Which of the following is a valid list (array)?

   1. (1, 2, 3)
   2. {1, 2, 3}
   3. "1, 2, 3"
   4. [1, 2, 3]

6. Which data type would you use to store someone's name?

   1. Integer
   2. Float
   3. Boolean
   4. String

7. Which data type represents a value that can only be either true or false?

   1. Integer
   2. Float
   3. String
   4. Boolean