WebImportant Topics to Prepare DBMS for GATE . 1. Basic Introduction; 2. Database Keys; 3. Normalization; 4. Problem with Concurrency; 5. Conflict Serializability; 6. 2 Phase … Weba) Growing phase b) Shrinking phase c) Deadlock phase d) Starved phase View Answer Sanfoundry Global Education & Learning Series – RDBMS. To practice all areas of RDBMS, here is complete set of 1000+ Multiple Choice Questions and Answers. « Prev - RDBMS Questions and Answers – Transaction Isolation Levels
Chapter 10: Transaction Management and Concurrency …
WebThe two phases of Locking are : Growing Phase: In the growing phase, the transaction only obtains the lock. The transaction can not release the lock in the growing phase. … WebD. Growing Phase 7) A transaction processing system is also called as ……. A. processing monitor B. transaction monitor C. TP monitor D. monitor 8) The transactions are always ……… if it always locks a data item in the shared mode before reading it. A. well-formed B. well distributed C. well locked D. well shared miley cyrus mug shot
Explain schedules in 2PL with multiple granularities locking and ...
WebGrowing Phase: It is the phase where new locks can be acquired on the data items. Shrinking phase: It is the phase where the existing locks on the data items are … Webgrowing, shrinking The process of managing simultaneous operations against a database so that data integrity is maintained is called ________. concurrency control The repository information model defines types, which should be easy to extend. True The role of a ________ emphasizes integration and coordination of metadata across many data sources. Web2PL. Two-Phase locking (2PL) is a pessimistic concurrency control protocol that uses locks to determine whether a transaction is allowed to access an object in the database on the fly. In 2PL, all lock acquiring of a transaction happens before the first lock release, and this transaction can be divided into 2 phase: Phase #1: Growing ... new york dos id