ASCII code examples: Common characters and their values

📚 ASCII Code Examples: Common Characters and Their Values

ASCII (American Standard Code for Information Interchange) is a character encoding standard for electronic communication. ASCII codes represent text in computers, telecommunications equipment, and other devices. Each character is assigned a unique number from 0 to 127.

Quick Study Guide

• 🔑 Definition: ASCII is a character encoding standard where each character is represented by a unique numerical value.
• 💻 Range: The standard ASCII table includes characters from 0 to 127.
• 🧮 Common Characters:
  • 'A' is 65
  • 'a' is 97
  • '0' is 48
  • Space is 32
• 💡 Extended ASCII: Includes characters from 128 to 255, often used for special symbols and characters from different languages.
• 📌 Use Cases: Essential for data representation, communication protocols, and file formats.

Practice Quiz

1. Question 1: What is the ASCII value of the character 'A'?
   1. 64
   2. 65
   3. 66
   4. 67
2. Question 2: What is the ASCII value of the character '0'?
   1. 47
   2. 48
   3. 49
   4. 50
3. Question 3: What is the ASCII value of the space character?
   1. 31
   2. 32
   3. 33
   4. 34
4. Question 4: What is the ASCII value of the character 'a'?
   1. 96
   2. 97
   3. 98
   4. 99
5. Question 5: Which of the following ASCII values represents a control character?
   1. 32
   2. 65
   3. 97
   4. 0
6. Question 6: Which range do standard ASCII characters fall into?
   1. 0-127
   2. 128-255
   3. 256-511
   4. 512-1023
7. Question 7: What is the purpose of ASCII?
   1. To encode images
   2. To encode text characters
   3. To encode audio files
   4. To encode video files