Professional Courses
Industry-relevant training in Business, Technology, and Design to help professionals and graduates upskill for real-world careers.
Categories
Interactive Games
Fun, engaging games to boost memory, math fluency, typing speed, and English skills—perfect for learners of all ages.
Typing
Memory
Math
English Adventures
Knowledge
Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What does it mean when a transaction is in the Committed state?
💡 Hint: Think about what happens to your changes in a database.
Question 2
Easy
What is the first state a transaction enters when it starts executing?
💡 Hint: Recall the sequence of transaction states.
Practice 4 more questions and get performance evaluation
Interactive Quizzes
Engage in quick quizzes to reinforce what you've learned and check your comprehension.
Question 1
What is the Committed state of a transaction?
- Changes are temporary
- Changes are permanently recorded
- Transaction has failed
💡 Hint: Focus on durability.
Question 2
True or False? A transaction in the Partially Committed state is fully durable.
- True
- False
💡 Hint: Consider the status of data permanence.
Solve 1 more question and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
Consider a transaction that goes from Active to Partially Committed and then encounters an error. Trace the possible states it could enter afterward and discuss how this affects data integrity.
💡 Hint: Reflect on the definition of each transaction state.
Question 2
Imagine a banking application where a transaction mistakenly enters an inconsistent state before being committed. How does this affect the database, and what transaction properties could prevent such a situation?
💡 Hint: Think about how transactions must adhere to defined rules.
Challenge and get performance evaluation