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Implementing Protection with Virtual Memory - computer architecture:
To enable the operating system to implement protection in the VM system, the HW have to:
I. Support at least 2 modes that denoted whether the running process is a user process (executive process) or an operating system process (kernel/supervisor process).
II. Provide a part ion of the CPU state that a user process may read but not write (includes supervisor mode bit).
o Only operating system process may change page tables. Page tables are held in operating system address space thereby preventing a user procedure from changing them.
o When processes desire to share information in a restricted way, the OS have to assist them.
o The write access bit (in both the TLB and the page table) can be used to limit the sharing to only read sharing.
Define dynamic linking. Dynamic linking is same to dynamic loading, rather that loading being postponed unless execution time, linking is postponed. This feature is usually us
aplications of inductomeric effect
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Using your cache simulator and using smalltex.din as your memory trace determine the total miss rate, compulsory miss rate, capacity miss rate, and conflict miss rate for the follo
Q. Define Interrupt Processing? On completion of execution of an instruction machine checks whether there is any pending interrupt request for interrupts which are enabled. If
Define a console-program to make an array of integers. Initialize the array and assign the values in array. Describe a method to pass the array and alter array elements. show array
RST 4.5 is known as TRAP.
Three state table buffers Three state table buffers: A bus system can be constructed with the help of three state gates instead of multiplexers. A three states gate is digital
Program to calculate the value of the series 1+x+x2+x3+.... +xn. Read the values of ''x'' and ''n'' from the keyboard.
What are the four types of consumer oriented applications of E-commerce? Discuss them briefly. Four types of Consumer Oriented applications in E-Commerce are as follows: 1
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