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What is a function group? A function group is a collection of logically related modules that share global data with every other. All the modules in the group are contained in
What is the difference among a database schema and a database state? The collection of information stored in database at particular moment in time is known as database state a
What is trigger Triggers are statements that are implemented automatically by the system as the side effect of a change to the database.
List and also explain the dissimilar stages of DDLC ?
System Design: An Object Oriented Approach Any software systems always try to change and evolve as technology and business rules evolve. The development of information systems
1. Define each of the following IN YOUR OWN WORDS: (a) File: (b) Record: (c) Field: (d) Primary Key: (e) Secondary Key: 2. A travel agency wants t
Object Oriented model :An object has values stored in instance variables within the object. An object also has bodies of code that execute on the object. These bodies of code are
What is schema
The Internal or Physical Level The collection of files permanently stored on secondary storage devices is called as the physical database. The internal or physical level is t
What are the two approaches to store relations in distributed database? a) Replication b) Fragmentation
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