41. Describe the difference between homogeneous and heterogeneous distributed database? A homogenous database is one that uses the same DBMS at each node. A heterogeneous database is one that may …
31. What is Index? An index is a physical structure containing pointers to the data.
21. What is 5NF? A table is in fifth normal form (5NF) or Project-Join Normal Form (PJNF) if it is in 4NF and it cannot have a lossless decomposition into …
11. What is DML (Data Manipulation Language)? This language that enable user to access or manipulate data as organised by appropriate data model. Procedural DML or Low level: DML requires …
1. What is database? A database is a collection of information that is organized. So that it can easily be accessed, managed, and updated.
