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.
State: The objects are said to possess state. The present state of an object is symbolized by the joint values of its attributes. Protecting the state of an object from unsuitable inspection or modification is a significant aspect of class design and
Cast: Where Java does not allow the utilization of a source value of one type, it is essential to use a cast to force the compiler to admit the use for the target type. The care must be taken with casting values of primitive types, as this frequently
Q. Explain the use of private, public, protected access specifies.
Assignment operator: The operator (=) employed to store the value of an expression into the variable, for example: Variable = expression; The right-hand
Create a vector representing x coordinates of a measurement with 20 points between 0 and 10. Create another vector y representing fake measurements which are related to the above x values as y = 2.3 x – 1.2. Next add random (normal, Gaussian) noise to the vector
Return type: It is the declared type of a method, appearing instantly before the method name, like void in public static void main(String[] args) or Point[] in
Native Mode: Whenever all the domain controllers in a specified domain are executing Windows 2000 Server. This mode permits organizations to take benefit of new Active Directory features like Universal groups, nested group membership, and the inter-do
Name the components of ASP.NET AJAX architecture?
What is the advantage of wrapping database calls in MTS transactions?
Ans. Applet: An applet is an application designed to travel over the internet and to be executed on the client machine by a java compatible
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