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What is a page fault?
More IT DBMS Questions
- Which of the following is a property of a relational database?
- T1 updates a row but has not committed; T2 reads that updated value; T1 then rolls back. What anomaly did T2 experience?
- A relation R(A, B, C, D, E) has candidate key {A, C}, with functional dependencies A -> B, BC -> D, and D -> E holding. What is the highest normal form tha...
- Consider a `LinkedList` data structure. Which control flow statement is most appropriate for iterating through all elements of the list from head to tail?
- Which of the following matches the definition given below: It is an artificial key that aims to uniquely identify each record.
- A relation is decomposed into R1(A,B) and R2(B,C). Which condition guarantees a lossless join for a binary decomposition?
- In a database with a foreign key constraint defined using "ON DELETE CASCADE," what happens when a row in the parent (referenced) table is deleted?
- Which operation is NOT part of relational algebra?
- A table contains 1,000,000 records, and a B+ tree index built on it has a fan-out (branching order) of exactly 100 at each internal node. What is the appro...
- In two-phase locking, a transaction releases its locks:
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