What is the use of the command interpreter, Q. What is the use of the comma...

Q. What is the use of the command interpreter? Why is it generally separate from the kernel? Answer: It reads commands from the user or else from a file of commands and execu

Write a note on semaphores, Write a note on semaphores A semaphore is a...

Write a note on semaphores A semaphore is a tool meant for synchronizing multiple processes trying to access a shared variable. That is a semaphore is used to deal with the cri

Define race condition, Define race condition. When various process acce...

Define race condition. When various process access and manipulate similar data concurrently, then the outcome of the execution depends on certain order in which the access take

Mark-sweep, The objects that a program can access directly are those object...

The objects that a program can access directly are those objects which are referenced by local vari-ables on the processor stack, or by any global/static variables that refer to ob

Describe swapping technique in unix systems, Describe swapping technique in...

Describe swapping technique in UNIX systems. Swapping is used to control memory contention among processes. If there is excessively much memory contention, processes are swappe

Difference between the vfork() and fork() system call, In the mean while th...

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

Assignment, Ask question #Minimum 100 words accDefine Hashing System. Descr...

Ask question #Minimum 100 words accDefine Hashing System. Describe the Hashed page table with example and mapping figure.

Define the properties of interactive operating system, Define the propertie...

Define the properties of Interactive operating system Interactive:- This system is composed of many short transactions where the results of the next transaction may be unpred

Buffering,

What is virtual file system?, What is virtual file system? A Virtual f...

What is virtual file system? A Virtual file system switch (VFS) or Virtual file system is an abstraction layer   on top of a more concrete file system. The purpose of a VFS