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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
what is system programming? System programming is the activity of implementing and designing SPs. System programs that are the standard component of the s/w of most computer
Q. Define pvm library functions? int info = pvm_freebuf( int bufid ) organizes of a message buffer. bufid message buffer identifier. int pvm_getsbuf( void
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Modular programming denotes to the practice of writing a program as a sequence of independently assembled source files. Every source file is a modular program intended to be assemb
Traffic Handling Capacity is given by (A) Switching capacity × Theoretical maximum load (B) Switching capacity / Theoretical maximum load (C) Theoretical maximu
Define restoring method? The hardware method just explained is called the restoring method. The reason for this name is that the partial reminder is restored by adding the divi
Orbix is a CORBA ORB (Object Resource Broker) - a commercial software product which helps programmers builds distributed applications. Orbix is an execution of the OMG's (Object Ma
Discuss anout variables and assignment statements in ruby
Which algorithm is used to solve computational problems If we want to solve any problem then we use a series of well-defined steps. These steps are collectively known as algori
What are the risks involved in Electronic Payment Systems? From the customer's perspective: Dishonest merchants or financial service providers Stolen payment
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