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Explain LRU Page replacement algorithm.
LRU policy: It expands to least recently use. This policy proposes that we remove a page that last usage is farthest from present time. For reference string: 1, 2, 3, 4, 1, 2, 5, 1, 2, 3, 4, 5, we have the subsequent page faults:
Digital Signatures. A digital signature is an electronic rather than a written signature that can be used by someone to validate the uniqueness of the sender of a message or of
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
A burglar alarm system is controlled by a microprocessor system. The system has three independent circuit each consisting of 7 passive infra red sensors. The controller can be prog
Convert the decimal number 430 to Excess-3 code ? Ans. Excess 3 is a digital code acquired from adding 3 to every decimal digit and after that converting the res
Q. Define Interrupts in assembly language? An interrupt causes interruption of an ongoing program. A number of the common interrupts are: printer, monitor, keyboard, an error c
A class invariant is a condition that describes all valid states for an object. It is a logical condition to make sure the correct working of a class. Class invariants must hold wh
Explain the criteria to classify data structures used for language processors? The data structures utilized in language processing can be classified upon the basis of the subse
Subtraction 11011-11001 using 2's complement. Ans. 11011 - 11001 = A - B 2's complement of B = 00111 1 1 0 1 1 + 0 0 1 1 1 1 0 0 0 1 0 Ignore carry to get answer as 00010 = 2.
When a window is repainted by the AWT painting thread, it sets the clipping regions to the area of the window that needs repainting.
Advantages and Disadvantages of Structured Analysis With time, you will find out that most customers understand structured methods better than object oriented (OO) methods. As
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