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(a) Visual Basic is governed by an event processor. Explain the meaning of this phrase.
(b) Differentiate between an event procedure and a general procedure.
(c) "For database management, we say our Visual Basic application acts as a front-end to the database." Explain what is meant by the above statement.
(d) The ADO (ActiveX Data Object) data control is the primary interface between a Visual Basic application and a database. It may be used without writing any code at all. Or, it may be a central part of a complex database management system. Describe the following properties of an ADO data control:
(i) RecordSet (ii) ConnectionString (iii) RecordSource
(e) Like other controls, the ADO data control has events that are triggered at various times during database access. Give example of any three ADO data control events and explain when they are triggered?.
Illustrate the Introduction to Flowcharts This mainly covers four areas: 1 Common flow chart symbols 2 Writing flowcharts to solve problems 3 Dry running of flowcharts
Testing a new or an changed data processing system with the similar source data that is used in another system. The other system is taken as the standard of comparison.
Sanity testing : - Sanity testing is used to make sure that multiple or conflicting functions or variables do not exist in the system. - It verifies that the components of th
Determine the System Integration the life cycle process. It is the process of putting hardware, software and user together to prepare a system. System Installation I
What are the various testing strategies for conventional software? i. Unit testing ii. Integration testing. iii. Validation testing. iv. System testing.
Define coupling. Coupling is the measure of the degree of interdependence among modules.
what are the PEAS of E-mail agent
A walk-through is an informal meeting for informational purposes or evaluation.
Cohesion for Each Module? Compute average daily temperatures at various sites Initialize sums and open files Create new temperature record Store temperature record Close files and
Provide an abstract superclass called EnergyRecord and subclasses called Contract and Transaction with default constructors (no-arg) and full-arg, overloaded constructors. Collect
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