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Concurrency in Index Structures MCQ (Multiple Choice Questions) PDF Download
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The Concurrency in Index Structures Multiple Choice Questions (MCQ Quiz) with Answers PDF (Concurrency in Index Structures MCQ PDF e-Book) download to learn Database Systems Tests. Study Concurrency Control Multiple Choice Questions and Answers (MCQs), Concurrency in Index Structures quiz answers PDF for online degree programs. The Concurrency in Index Structures MCQ App Download: Free Database Systems App to learn concurrency in index structures, multiple granularity in dbms, deadlock handling test prep for CS major.
The MCQ: The system must deal with the deadlocks that are not prevented by using schemes of; "Concurrency in Index Structures" App Download [Free] with answers: validation, deadlock detection, and deadlock recovery for online degree programs. Practice Concurrency in Index Structures Quiz Questions, download Apple e-Book (Free Sample) for online college classes.
Concurrency in Index Structures Questions and Answers PDF Download
The system must deal with the deadlocks that are not prevented by using schemes of
- Validation
- Deadlock detection
- Deadlock recovery
- Both A and B
A scheme that creates a new version of a data item for each transaction is defined by
- Concurrency control scheme
- Multiversion concurrency control scheme
- Timestamp concurrency control scheme
- Wound concurrency control scheme
A transaction that is inserting a new tuple into the database is given an
- Shared lock
- Mutual lock
- Exclusive lock
- NO lock
Concurrency control is a challenging task for transactions that have
- Application accesses
- I/O activities
- User interactions
- Application interactions
In preemption technique, transactions are assigned a unique timestamp to decide whether it should wait or
- Executed
- Committed
- Aborted
- Rolled back
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