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Explain what is RDBMS ? RDBMS - RDBMS is a database management system (DBMS) which stores data within the form of relations. Relational databases are powerful since they need f
What are stored and derived attributes? Stored attributes: The attributes keeps in a data base are known as stored attributes. Derived attributes: The attributes that are de
HOW MANY TYPES OF VIEWS
Differentiate between horizontal & mixed horizontal fragmentation?
explain exhausitively the problems associated with er diagrams with ellustrations
Explain What is Relation? A database relation is a predefined row or column format for storing information in a relational database. Relations are equal to tables.
What are the aggregate objects in the data dictionary? Views Match codes Lock objects.
What is Trigger? Trigger: A database trigger is procedural code which is automatically executed in response to specific events on a particular table in a database. Triggers can
What is B-Tree? A B-tree eliminates the redundant storage of search-key values .It permits search key values to appear only once.
Question: (a) Define the term e-Government and briefly explain, using appropriate examples, the aspects it covers. (b) Give four reasons as to why a country should adopt e
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