Explain the major elements of the ADO object model
Explain the major elements of the ADO object model and it’s used?
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Connection: Used to create a connection among your app and an external data source, that is sql server.
Command: Used to make queries, with user-specific parameters, to access records by a data source (that is returned in a Recordset)
Recordset: Used to available records returned by an SQL query. Along with a recordset, you can navigate returned records. That is, you can also add, change or delete records.
Try statement: The try statement performs as an exception handler - a position where exception objects are caught and dealt with. In its most common form, it comprises of a try clause, one or more catch clauses and the finally clause.
Explain Downcast with example: It is a cast towards an object's dynamic kind - that is, `down' the inheritance hierarchy. For illustration: // Downcast from Object to String
Assembler: The program employed to translate a program which is written in assembly language into the binary form of a specific instruction set.
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Well-known port: It is a port number at which a server provides a familiar service. For example, 80 is well-known port number for the servers employing the HyperText Transfer Protocol (abbreviated as HTTP).
Define Java virtual machine (JVM): A Java Virtual Machine (JVM) is an abstract computing machine, or virtual machine (set of computer software programs and data structures) which is a platform-independent execution environment that converts Java bytec
Describe the code in order to store CSS Definitions within the external Files.
Inner class: A class defined within an enclosing method or class. We use the word to refer to non-static nested classes.
Memory leak: It is a situation in which memory which is no longer being employed has not been returned to the pool of free memory. The garbage collector is designed to return unreferenced objects to the free memory pool in order to shun memory leaks.<
The application has been earlier tested along with an S60 2nd Edition device and this is Symbian Signed. So can I install similar application to another S60 device?
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