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Differentiate tightly coupled systems and loosely coupled systems?
Loosely coupled systems:-
Every processor has its own local memory
Every processor can communicate with other all through communication lines
Tightly coupled systems:-
Common memory is shared by lots of processors
No require of any special communication lines
Q. Definition of Operating System? Definition of Operating System: • An Operating system is a program which controls execution of application programs and acts as an interfa
What is paging? Name the different paging techniques. Paging is a memory management method that permits the physical-address space of a process to be noncontiguous. Paging evad
Perform alpha-beta pruning on the following tree. Put an "X" over each node that is pruned. Put the final value next to all other nodes. Indicate which action MAX should take: to B
In the mean while the fork() system call the Kernel creates a copy of the parent process's address space and adds it to the child process. But the vfork() system call do no
Explain Swapping Swapping is a method of temporarily removing inactive programs from the memory of computer system.
How does user specify block to be fetched in direct access? By specifying the relative block number, relative to first block in file, which is block 0.
what is segmentation as it refers to operating system
Basic concepts When a process is to be changed in, the pager guesses which pages will be used before the process is changed out again. Instead of swapping in a entire process,
copy-on-write
Define the “Throughput” of a system Throughput is Number of programs processed by it per unit time
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