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What is major difference between the Historic Unix and the new BSD release of Unix System V in terms of Memory Management?
Historic Unix uses Swapping - Whole process is transferred to the major memory from the swap device, while the Unix System V uses
Demand Paging - only the part of the process is moved to the majopr memory. Historic Unix uses one Swap Device and Unix System V allow multiple Swap Devices.
A device driver is software interface that manages communication with and control of a particular I/O device or type of device. It is task of device driver to convert logical reque
Interrupt handling: Handling Interrupts Several situations where the processor should avoid interrupt requests Interrupt-enable Interrupt-disable Typical
END DIRECTIVE: ENDS directive ends a segment and ENDP directive ends a procedure and END directive ends whole program which appears as last statement. ASSUME Directive: An .
Q. Major problems associated in writing with cache memories? The data in main and cache memory can be written by processors or I/O devices. The major problems associated in wri
Serial Execution Execution of a program consecutively, one statement at a time. In the easiest sense, this is what occurs on a one processor machine. However, even many of the
1.Local queue -is a actual queue 2.Cluster queue -is a local queue that is called as throughout a cluster of queue managers 3. Remote queue -structure explaining a queue
explain please
Data packets: USB communication takes the form of packets. Originally, all packets are sent from the host, using the root hub and possibly more hubs, to components. Some of th
In a raw Itanium, a 'Processor Abstraction Layer' (PAL) is incorporated in system. When it's booted PAL is loaded in the CPU and provides a low-level interface which abstracts a nu
Define multi programming? Many operating systems are designed to enable the cpu to process a number of independent programs concurrently. This concept is known as multi progra
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