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Q. Explain about Interrupt Procedure?
The interrupt procedure uses request header to conclude the function requested by DOS. It also performs all functions for device driver. The interrupt procedures should respond to at least the initialised driver command (00H) and any other commands needed to control the device operated by the device driver.
Q. How does computer know that overflow has happened? Illustration: Add numbers 65 and 75 in 8 bit register in signed 2's complement notation. Here expected result is
Poor human support - Obstacle to Information System The full utility of an IS will only be realised if it is properly supported by the users. Technology is never a solution in
Explain Dataset Accept Changes and Data Adapter Update methods? Data Adapter Update method Calls the respective INSERT, UPDATE, or DELETE statements for every inserted, update
Discuss the role of handler’s classification?
Design a 4 : 1 multiplexer with strobe input using NAND gates. Ans. Design of 4 : 1 multiplexer with strobe input using NAND gates.
Find the Boolean expression for logic circuit shown in Figure below and reduce it using Boolean algebra. Ans. Y = (AB)' + (A' + B)' = A' + B' + AB' by using Demorgan's Theorem. =
Enumerate about the trackball A trackball is a two-dimensional positioning device, a spaceball provides six degrees of freedom. Unlike the trackball, a spaceball does not actua
In a JK Flip-Flop, toggle means ? Ans. Change the output to the opposite state implies the meas of toggle, in a JK Flip-Flop.
Converter is an application that converts distance measurements among metric and U.S units.
Q. What is Input - Output Instructions? An I/O instruction is stored in memory of computer and is fetched as well as executed by processor producing an I/O-related command for
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