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Describe the Menu based interfaces for web clients or browsing?
Menu-Based Interfaces for Web Clients or Browsing - These interfaces present the user along with lists of options, known as menus, which lead the user by the formulation of a request. Pull-down menus are extremely popular techniques in Web-based user interfaces.They are also used within browsing interfaces that permit a user to look through the contents of a database within an exploratory and unstructured manner.
Eliminate Columns Not Dependent On Key The Employee Relation satisfies - First normal form - As it has no repeating groups. Second normal form - As it do not have multi-a
What are the object-oriented approaches Software systems which are designed with structured design methodology never support some of desired quality attributes for example reus
The functions of DBA ?
What are partial, alternate,, artificial, compound and natural key? Partial Key: It is a set of attributes that can uniquely recognize weak entities and that are related to s
Question : Object-Oriented Database (OODM) is defined as a logical data model that captures the semantics of objects supported in object-oriented programming. An Object-Oriente
Show a centralised schema to support the operation of the system you have chosen, including in particular: the product catalogue; the outlets and respective stocks; customer record
What are the difference between clustered and a non-clustered index? A clustered index is a special type of index that reorders the way records in the table are physically stor
Describe in brief about the Sequence Diagrams Sequence diagrams are interaction diagrams which emphasize time ordering of messages. In UML, it is shown as a table which shows
Hi, Do you offer private tuition for DBMS?
Sub query in the UPDATE command : Example : //Double the commission for employees, who have got at least 2 increments. UPDATE EMP SET COMM = COMM * 2 WHERE
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