- What are the various advantages of DBMS?
- What is meant by Data Independence?
- What is the meaning of Data Redundancy?
- What is meant by Data Integrity?
- What is the meaning of Data Integration?
- What is Data Consistency?
- What are the primary techniques employed by Database Management Systems (DBMS) to enable concurrent data access?
- What is meant by the term locking in DBMS?
- What is the meaning of isolation levels?
- Why use of DBMS is now preferred over traditional file system?
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What are the various advantages of DBMS?
What are the various disadvantages of DBMS?
What is meant by Point-in-time recovery?
What is meant by data independence?
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2 разделов • 6 лекций • 01:43:40 общая длинаDisadvantages of DBMS
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14:04
- What are the various disadvantages of DBMS?
- Whether DBMS puts financial burden on the organization?
- DBMS represents a single point of failure for the entire system. What it means?
- Scaling a DBMS can be difficult. Why?
- What is meant by Vendor Lock-in?
- When we should not use DBMS system?
Conclusion
01:51
Why DBMS is essential for an organization?
Advantages of DBMS
39:56
- What are the various advantages of DBMS?
- What is meant by Data Independence?
- What is the meaning of Data Redundancy?
- What is meant by Data Integrity?
- What is the meaning of Data Integration?
- What is Data Consistency?
- What is the need of data backup?
- What are the various security measures used by DBMS to ensure data security?
- What is the meaning of scalability?
- What is meant by vertical scaling and horizontal scaling?
Concurrent Access to Data
22:03
- Which are the key methods used by DBMS to achieve concurrent access to data?
- What is meant by locking?
- What is the meaning of Read Lock and Write Lock?
- What is the benefit of locks used by DBMS?
- What is the meaning of Isolation levels?
- Which are the four isolation levels defined in the SQL standard?
- Which is the lowest Isolation Level?
- What is Read Committed Isolation level?
- What is the function of Repeatable Read Isolation level?10. Which is the highest isolation level?
DBMS vs. Traditional file-based systems
20:54
- What are the various benefits of using a DBMS over traditonal file-based systems?
- DBMS or traditional file system provides for regular automated backups?
- DBMS supports point-in-time recovery. What is the meaning of point-in-time recovery?
- Which system is better for data analysis - DBMS or File system?
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