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What are the storage types?
The storage types are:
a) Volatile storage
b) Nonvolatile storage
Use Delegation to Share Implementation The delegation " Delegation comprises of catching an operation on one object and sending it to other object which is part, or related to
State the functional approach of object oriented methods Moving from a functional approach to an object oriented one needs a translation of functional model elements into objec
Define Thomas write rule Thomas' write rule: The Thomas' write rule is a modification of timestamp-ordering protocol for concurrency control. Assume that transaction T i issue
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
Describe relational model? Structure of relational data base Basic structure Database schema Keys Schema diagram Query languages
#questiontypes of keys examples..
What are multiple inheritances? Multiple inheritances allow a class to inherit variables and methods from many super classes.
Clustering Indexes It may be an excellent idea to keep data of the students in the order of the programme they have registered as most of the data file accesses may need studen
What is data model? Explain object based and record based data models? Ans: A data model is an abstract model in which describes how data is represented and accessed. (i)
Soccer player ER Diagram to Relational database schema
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