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Q. Why is it significant to balance file system I/O among the disks as well as controllers on a system in a multitasking environment?
Answer: A system can perform merely at the speed of its slowest bottleneck. Disks or disk controllers are habitually the bottleneck in modern systems as their individual performance can't keep up with that of the CPU and system bus. By balancing I/O among disks as well as controllers neither an individual disk nor a controller is overwhelmed therefore that bottleneck is avoided.
Describe the purpose of the checkpoint mechanism. How habitually must checkpoints be performed? Explain how the frequency of checkpoints affects: System performance while no
Broken data into small packets allow time division multiplexing. In TDM every packet leaves the sender and is switched on the shared interaction channel through a multiplexer. At t
Q. In what circumstances is a token-passing network more effectual than an Ethernet network? Answer: A token ring is extremely effective under high sustained load as no colli
Can a direct access file be read sequentially? Explain. Yes. Keep a counter, cp, initially set to 0. After reading record cp, increment cp.
Explain Swapping Swapping is a method of temporarily removing inactive programs from the memory of computer system.
define monolathic structure
Q. More than one disk drive is able to be attached to a SCSI bus. Especially a fast wide SCSI-II bus can be connected to at most 15 disk drives. Remember that this bus has a bandw
Ask questioDevelop a utility in C language which will run in Linux operating systems to display following properties of the system: ? Processor speed ? Ram size ? Computer name ? S
Find the optimal solution and optimal value of the following linear program. Use both (a) the enumerating the corner points method and (b) the iso-profit line method. Also identify
Many-to-One Model (Green Threads) Implementations of the many-to-one model a lot of user threads to one kernel thread permit the application to create any number of threads tha
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