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What is Cursor?
Cursor is a database object used by applications to manipulate data in a set on a row-by- row basis, instead of the typical SQL commands that operate on all the rows in the set at one time.
In order to work with a cursor we require performing some steps in the following order:
Declare cursor
Open cursor
Fetch row from the cursor
Process fetched row
Close cursor
Deallocate cursor
Shape : A shape is any area that can be perceived to have height and width. Shapes within an image can be created by the use of line, or by the edges created by variations in c
What is delegation? Delegation gives a proper mechanism to achieve the desired code reuse. The method is caught in the desired class and forwarded to another class for actual i
Edith & Associates is a modern law firm. They have an Internet Link that is an ADSL 8MB links from JJNET. The server they are to deploy will the main service giving server and wil
Efficiency of Vector Processing over Scalar Processing As we know a serial computer processes single scalar operands at a time. So if we have to process a vector of length 'n'
What is BSS(Block Started by Symbol)? A data showing at the machine level, that has initial values when a program begins and tells about how much space the kernel assigns for t
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Question: (a) Briefly explain how the functionality of the WWW has been enhanced, after its birth at CERN site. Use examples to illustrate your answer. (b) Many modern com
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Like ULINE the statement VLINE is used to insert vertical lines. No , Vline is not used to insert vertical lines.
Q. Show typical microprocessor system architecture? A microprocessor system bus consists of three physical buses: the address bus, the data bus, and the control bus. The types
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