Database-Management-System Archives

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August 17, 2023

Database-Management-System

Question 13 A library relational database system uses the following schema USERS (User#, UserName, HomeTown) BOOKS (Book#, BookTitle, AuthorName) ISSUED (Book#, User#, Date) Explain in one […]

October 3, 2023

Database-Management-System

Question 3 In a B+ tree, if the search-key value is 8 bytes long, the block size is 512 bytes and the block pointer size is […]

October 3, 2023

Database-Management-System

Question 541 Which of the following is the recovery management technique in DDBMS ? A 2PC (Two Phase Commit) B Backup C Immediate update D All […]

October 3, 2023

ER-Model

Question 2 Given the basic ER and relational models, which of the following is INCORRECT? A An attribute of an entity can have more than one […]