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Explain the Fork-join
This is primitives in a higher level programming language for implementing interacting processes. The syntax is like this:
fork ; join ;
where is a label related with some program statement, and is a variable. A statement fork label1 reasons for creation of a new process that begins executing at the statement with the label label1. This process is concurrent along with the process that executed the statement fork label1.A join statement synchronizes the birth of a process along with the termination of one or more processes. Fork-Join offers a functionally entire facility for control synchronization.
Explain DosCreateThread Functions Used in the OS/2 DosCreateThread(&threadID,MyThreadFunction,arg,flags,stackSize) DosCreateThread creates a thread within the context of th
Virtual addresses are made up of two parts: the ?rst part is the page number, and the second part is an offset inside that page. Suppose our pages are 4kb (4096 = 212 bytes) long,
how fat file system is organised
Q. List three instances of deadlocks that aren't related to a computer system environment. Answer: Two cars passage a single-lane bridge from opposite directions.
SSTF (Shortest Seek Time First) After a demand go to the closest request in the work queue regardless of direction Decrease total seek time compared to FCFS Disadv
Q. Remapping of bad blocks by sector sparing or else sector slipping could influence performance. Presume that the drive in Subsequent Exercise has a total of 100 bad sectors at r
Define secondary memory. This memory holds those pages that are not there in main memory. The secondary memory is usually a high speed disk. It is called as the swap device, an
what is process creation and how to create a process
five major activities on file management in operating system.? Explain it.?
What are the use of job queues, ready queues and device queues? As a process enters a system they are put in to a job queue. These queues having of all jobs in the system. The
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