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 is a block in database storage?
💡 Hint: Think about how much data can be manipulated at once.
Question 2
Easy
Define what a record is.
💡 Hint: Consider how rows of data in a table relate to each individual entry.
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 primary role of blocks in disk storage?
- To hold multiple records
- To serve as the smallest unit of data
- To assist in query processing
💡 Hint: Think about what a block actually controls in disk operations.
Question 2
True or False: A file is a collection of unrelated records stored on disk.
- True
- False
💡 Hint: Consider how data is organized within a storage system.
Solve 1 more question and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
Given a scenario where a database heavily relies on variable-length records, suggest a storage strategy to optimize retrieval times.
💡 Hint: Consider how predictability can aid in reducing overhead.
Question 2
Analyze the trade-offs between using SSDs and HDDs for a database projected to grow substantially over the next five years.
💡 Hint: Consider factors like growth rate and access requirements in your analysis.
Challenge and get performance evaluation