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Record Set:
The record set presents the records in a base table or the records retrieved due to the query. The record set falls into 3 classes. These are table type record sets, dyna set & the snap shot type record sets.
(i)Table Type Record Sets:
The Table type record sets present a base table in the Microsoft Jet data base.
(ii) Dyna Set Type Record Sets:
The Dyna set type record sets are the resulting of a query.
(iii)Snap shot Type Record Sets:
The Snap shot type record sets presents a static copy of the records.
(iv) Data Source:
The Data source is a specific illustration made up of the 4 components.
The database associated projects are made up of the MFC database classes. The ODBC driver manager uses the driver interacts with the database as shown in figure.
Figure: Working of a Database Application
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The Frame: As the name suggests, the frame is a combination of the building blocks, structure and the borders of an item. The frame gives the "physical" presence to a window.
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Question 1 Write about the Visual Basic Application Development Life cycle with a sample Forms development for performing integer arithmetic operations Question 2 Discuss the
Variable Length Strings: The Strings can be declared using As or $ as shown in the code below; the msg and msg1 are the two strings and they are assigned the values using '='.
While several operations take place in an expression, each part is evaluated & resolved in a predetermined order called operator precedence. You can employ parentheses to override
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