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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.
These days, they're pretty much obsolete; they're definitely system-particular. They had to do with 16-bit programming under MS-DOS and perhaps some early on versions of Windows. I
Q. What is Stack Addressing? In this addressing technique operand is implied as top of stack. It isn't explicit however implied. It employs a CPU Register known as Stack Pointe
Q. Write an interrupt routine to handle 'division by zero'? This file can be loaded just like a COM file though makes itself permanently resident until the system is running.
Q. How are comparisons done in 8086 assembly language? There is a compare instruction CMP. Though this instruction just sets the flags on comparing two operands (both 16 bits
The next important effort in the direction of devising an electromechanical computer was made at Harvard University mutually sponsored by IBM and Department of UN Navy, Howard Aike
Explain the program translation model The program translation model makes the execution gap through translating a program written in a programming language, termed as the sou
Bespoke versus off-the-shelf software Generally software packages are bought off-the-shelf. Though, certain applications (generally for industrial companies, commercial busines
How do subroutines help in program writing? Some of the significant characteristics of Subroutine that help in program writing are: A subroutine is named, each have a
What are the different kinds of lock modes? There are three types of lock modes:- Shared lock Exclusive lock. Extended exclusive list.
Q. Create simple algebraic expression from K-Map? Now create simple algebraic expression from K-Map. These expressions are created by employing adjacency if we have 2 adjacent
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