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Process states in Linux OS
Running: Process is either ready to run or running
Interruptible: a Blocked part of a process and waiting for a signal or an event from another process
Uninterruptible:- a blocked state. Process waits for a hardware requirement and cannot handle any process
Stopped: Process is halted or stopped and can be restarted by some other signals
Zombie: process ended, but information is still there in the table of process.
Device Drivers Communicates straight with peripheral devices (disks, tapes, etc.). Responsible for begin physical I/O operations on the device. Pro
Q. Data transfer between two processes? Communication: Data transfer between two processes is essential for some time. Both processes are on the one computer or on different
State the advantage of multiprocessor system? The advantages of multiprocessor system are:- a) Enhanced throughput. b) Economy of scale. c) Enhanced re
Operating Systems 1. Illustrate the Microkernel Architecture with suitable diagram. 2. When Deadlock occurs? What are the Necessary Conditions for Deadlock? 3. Describe f
FIFO page replacement This is the easiest page replacement algorithm. At this juncture the 1 st page entering is the 1 st to leave that is the oldest page leaves. To execute
Define the Global vs. local variables It is also important to discuss the scope of resources being granted to the application program. Variable scoping is defined as the acces
Buffering Messages exchanged by communication processes reside in a impermanent queue. Such a queue can be executed in three ways. Zero capacity: The queue length is 0.
What is Directory? The device directory or simply called as directory records information-such as name, location, size, and type for all files on that certain partition. The d
ADVANTAGES OF MICROFERNEL IN YSTEM DESIGN?
People arrive at a barber shop at the rate of one every 4.5 minutes. If the shop is full (it can hold five people altogether), 30% of the potential customers leave and come back i
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