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Which database level is closest to the users?
External database level is closest to the users.
What is Relational calculus? Relational calculus is a Non- Procedural language.
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Which method is used to key transformation ? A hash method is used to key transformation.
Explain the main advantages of DBMS over File Oriented System ?
An example of a weak entity is Staff because the availabilityID cannot be uniquely identified unless it is used in conjunction with the foreign key known as availabilityID in the A
When a function module is activated syntax checking is performed automatically. YEs, a function module is activated syntax checking.
What is the used of specifying alias? Specifying alias: is used to rename column or attribute in a table.
Design a gennalization and specialization hierarchy for an automobile sales company
What are the causes of bucket overflow in a hash file organization? What can be done to reduce the occurrence of bucket overflow? When a record is inserted, the bucket to that
sir we want er diagram of bank management system in this main menu option as new account,deposit amount,withdraw amount,all acount holder list,modify account,close account
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