Describe the technique of packing, Describe the technique of packing. T...

Describe the technique of packing. The physical record size will not accurately match the length of the desired logical record and the Logical records may even differ in length

Memory management, what is hashed page tables & explain of there work & fig...

what is hashed page tables & explain of there work & figure

Buffering,

Define system call, Define System Call A system call is a request that ...

Define System Call A system call is a request that is made by any program to the operating system for carrying out tasks - picked from a predefined set - which the said program

What are interrupts?, What are interrupts? Interrupts are in some way...

What are interrupts? Interrupts are in some ways the mainly "famous" system resources, ever since almost everyone who's used a computer has heard of them even if they don't k

What is multiprogramming?, What is multiprogramming? Multiprogramming: ...

What is multiprogramming? Multiprogramming: The management of many processes within a single processor system. Operating systems such like UNIX provide multiprogramming for sha

Explain about paging, Explain about paging? Answer: Paging is a memory-...

Explain about paging? Answer: Paging is a memory-management scheme that permits the physical-address space of process to be noncontiguous. Paging avoids the considerable proble

What are the advantages of linked allocation, What are the advantages of Li...

What are the advantages of Linked allocation? The benefits are a. No external fragmentation b. Size of the file does not require to be declared

Dual mode operation, what is dual mode operation

what is dual mode operation

Synchronization, What is the different between basic synchronization and hi...

What is the different between basic synchronization and high level synchronization