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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 the difference between a constant and variable? Explain with example. A C constant is usually just the written version of a number. For example 1, 0, 5.73, 12.5e9. We
You were offered bonus marks for separating the user interface code from the main logic of your program. This design choice makes it very easy to replace the user interface without
What is most common biometrics? Explain in brief. The most common biometrics is as given below: Face geometry (Photo): The computer captures the picture of your face and m
Q. Characteristics of extreme unencoded micro-instructions? 1. Two sources can be attached by respective control signals to a single destination; though only one of these sourc
Constant Current Sources An ideal constant current source delivers a given current to a circuit regardless of the voltage required to do so. . Constant current supplies are r
write an8086 alp to exchange a block of N bytes of data between source and destination
Q: Challenges and Prospects in Changing Information Technology? There is no doubt that information technology has made significant progress during the past two decades. Modern
BCD to gray converter using 2:1 multiplexer
Testing, Testing, Testing
For this project, we hope to use the basic idea of InfraRed (IR) communication for our television in ES103. In ES103, we have a Sony large-screen television that we hope to commun
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