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Q. Writing down your own Interrupt Service Routines?
Here are a few rules which should be kept in mind while writing down your own Interrupt Service Routines:
1. Use Int 21h, function 35h to get the needed IVT entry from IVT. Save this entry for later use.
2. Use Int 21h, function 25h to modify IVT.
3. If your program isn't going to stay resident then save the contents of the IVT and later restore them when your program exits.
4. If your program is going to stay resident then use one of the terminate and stay resident functions to reserve proper amount of memory for your handler.
Your task is to implement a memory manager that manages page reads and writes from multiple client threads. In the first programming task the memory manager keeps all the pages in
Q. Explain XLAT instruction with help of example? Let's presume a table of hexadecimal characters signifying all 16 hexadecimal digits in table: HEXA DB '012345678
a. Determine any three restrictions that apply to class members. b. Is it possible for single class to be a friend of another class? Illustrate this using a suitable C++ program
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