Ch 43: Database Recovery Techniques

Technical study of undo/redo operations during system restart, check-point records limiting log scans, shadow paging, and crash recovery algorithms.

12 Questions12 MCQs0 Short Questions0 Long Questions

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CS403 - Database Management Systems Examination Practice

Timed practice exam simulation for CS403 - Database Management Systems.

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Q11

❓ MCQ📘 CS403📑 Lec 43🏷️ 43.2. Database Recovery ConceptsMedium🔁⭐💡📄🎓VU🏛️VU

While recovering database data after a sudden system crash or power failure, which of the following sequential files does the DBMS recovery manager examine first to identify transaction states?

💻 text Snippet

-- Log entries reviewed at crash restart:
-- <T1, begin>
-- <T1, X, 25, 33>
-- <T1, commit>

A.A system configuration file
B.Log file
C.Data dictionary
D.Metadata file

Q12

📝 Short Q📘 CS403📑 Lec 43🏷️ 43.2. Database Recovery ConceptsMedium🔁⭐💡📄🎓VU🏛️VU

In database systems, what is meant by database recovery services and what is their primary objective?

💻 text Snippet

-- Recovery state transition:
-- [Inconsistent/Failed State] ---> (DBMS Recovery Manager) ---> [Consistent Committed State]

Ch 43: Database Recovery Techniques

CS403 - Database Management Systems Examination Practice

Mid Term Examination

Final Term Examination

CS403 - Database Management Systems Examination Practice

Mid Term Examination

Final Term Examination

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