Which company has developed the hierarchical model?

Related MCQs

• Which of these is not a feature of Hierarchical model?
• In a Hierarchical model records are organized as
• What is the main limitation of Hierarchical Databases?
• Which of the following products was an early implementation of the relational model developed by E.F. Codd of IBM?
• A model developed by Hammer and Mc Leod in 1981.
• E.F.Codd developed the normalization process in the which early:
• Which of the following is not a relational algebraic operation that is developed specifically for the relational databases?
• Which of the following has each related entity set has its own schema and there is an additional schema for the relationship set?
• Which of the following has each related entity set has its own schema and there is an additional schema for the relationship set.
• Which of the following has each related entity set has its own schema and there is an additional schema for the relationship set.