Question
Β β256 * 4 β 30% of 190 + ? = 110% of
220 What value should come in the place of (?) in the following question?Solution
ATQ, β256 * 4 β 30% of 190 + ? = 110% of 220 16 * 4 β 57 + ? = 242 ? = 235
What is referential integrity?
Which deadlock prevention scheme allows older transactions to preempt younger ones?
In an E-R Diagram, entities are typically represented by:
In PL/SQL, a `CURSOR` is used to:
A system is in a safe state when:
Which database model represents data in a tree-like structure, where each child record has only one parent?
A "diamond" shape in an E-R Diagram typically represents a:
Distributed transactions typically use which protocol for atomicity?
Which normal form ensures no partial dependency of non-prime attributes on a candidate key?
Which of the following is a non-relational database?