Generations
🇬🇧
In English
In English
Practice Known Questions
Stay up to date with your due questions
Complete 5 questions to enable practice
Exams
Exam: Test your skills
Course needs 15 questions
Learn New Questions
Popular in this course
Learn with flashcards
Manual Mode [BETA]
The course owner has not enabled manual mode
Other available modes
Complete the sentence
Listening & SpellingSpelling: Type what you hear
multiple choiceMultiple choice mode
SpeakingAnswer with voice
Speaking & ListeningPractice pronunciation
TypingTyping only mode
Generations - Leaderboard
Generations - Details
Levels:
Questions:
8 questions
| 🇬🇧 | 🇬🇧 |
| Abacus | One of the first calculating devices |
| Early computing devices that predate today’s computers | The slide rule, the mechanical calculator, and Dr. Herman Hollerith’s Punch Card Tabulating Machine and Sorter. |
| First-generation computers | Powered by vacuum tubes |
| Second-generation computers | Used transistors |
| Third-generation computers | Used integrated circuit (IC) |
| Fourth-generation computers | Use microprocessors and are frequently connected to the Internet and other networks |
| Fifth-generation computers | Based on artificial intelligence |