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Question
(a) Visual Basic is governed by an event processor. Explain the meaning of this phrase.
(b) Differentiate between an general procedure and event procedure.
(c) Write short notes on the following Visual basic errors:
(i) Syntax errors (ii) Run-time errors (iii) Logic errors.
(d) A Visual Basic application cannot directly interact with a database. There are two intermediate components between the application and the database. Using an appropriate diagram explain in details the two components.
(e) The ADO (ActiveX Data Object) data control is the primary interface between a Visual Basic application and a database. Explain the following properties associated with the ADO data control:
i. Command Type ii. Connection String iii. RecordSet iv. RecourdSource
Describe identifying relationship? Identifying relationship: It is relationship among strong entity and a weak entity it is represented through a doubly outlined diamond in C
State the terms Designing the database and Normalization Designing the database: Out of the ERD we have formed, it is very easy to verify the tables, the attributes which the
pine vally company
What is use of generating such tables? How can you create temporary tables? When you require a table only for a short time after that you want it to disappear automatically you
(a) Why did SAP introduce the extended star schema?
Explain about database system structure? Storage manager Authorization and integrity manager Transaction manager File manager Buffer manager Storage manager
Entity types that do not have any key attribute, and therefore cannot be identified independently, are known as weak entity types. A weak entity can be recognized uniquely only by
Determine the Other System Design Issue How to realise subsystems; through hardware or software? How is object model mapped on chosen hardware software? Mapping
Add generation capabilities and/or tailor the built-in functionality of generator. This enables you to produce "all" the test data for the MySQL tables you produced in the previous
Which method is used to key transformation ? A hash method is used to key transformation.
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