Question
In each group of questions below are two conclusions
followed by five set of statements. You have to choose the correct set of statements that logically satisfies given conclusions. Given statements to be true even if they seem to be at variance from commonly known facts. Conclusions:Â No wrapper is foil. Some disposables are packet. Statements:Solution
All wrappers are packet (A) + All packet is disposable (A) → All wrappers are disposable (A) + No foil is disposable (E) → No Wrapper is foil (E). All packet is disposable (A) → Conversion → Some disposables are packet(I).
Shadow paging in recovery eliminates the need for:
Which of the following is a type of database index?
In relational algebra, the operation that combines tuples from two relations using common attribute values is:
What is the maximum number of processes that can be in the Ready state?
A transaction that reads a value then later sees a different value because another transaction updated and committed in between experiences which anomaly?
MVCC (Multi-Version Concurrency Control) ensures:
Which of the following is true about ACID properties in DBMS?
Which normal form removes partial dependency?
Which of the following is not part of the process control block (PCB)?
In an E-R Diagram, entities are typically represented by: