There are two methods to implement inter process communication they are as follows −Shared memoryMessage passingNow, let us understand what a shared memory is.Shared memoryIt is one of the regions for data communication. It is used for communication between single processor and multiprocessor systems where the processes that are to ... Read More

A windows operating system is software that acts as an interface between the user and the hardware component. The operating system is like a prime minister that controls the entire task happening in the computer. It is in between a user interface and the hardware.It is system software. In the ... Read More

System call provides an interface between user program and operating system. The structure of system call is as follows −When the user wants to give an instruction to the OS then it will do it through system calls. Or a user program can access the kernel which is a part ... Read More

Let us consider an organization which is named as territory is frequently carefully defined or will type a coordinated non-cyclic diagram (DAG). In a carefully delineated name zone a hub can exclusively make them approaching the edge.In a very DAG name territory any hub will have numerous approaching edges. It's ... Read More

Now-a-days all general purpose operating systems permit a user to create and destroy processes. A process can create several new processes during its time of execution.The creating process is called the Parent Process and the new process is called Child Process.There are different ways for creating a new process. These ... Read More

Every process is represented in the operating system by a process control block also called a task control block.A process control block (PSB) contains many pieces of information that is associated with a specific process includes the following −Process state.Program counter.CPU registers.CPU scheduling.CPU scheduling information.Memory management information.Accounting information.I/O status information.The ... Read More

A process is a program in execution and it is more than a program code called as text section and this concept works under all the operating system because all the task perform by the operating system needs a process to perform the taskThe process executes when it changes state. ... Read More

A process is a program in execution and it is more than a program code called as text section and this concept works under all the operating system because all the task perform by the operating system needs a process to perform the taskThe process executes when it changes state. ... Read More

The System calls for File management are as follows −A file is open using a system call open. The mode in which the file is supposed to be open is specified using the parameter.Parameters also consist of the names of the file to open or a new one to be ... Read More

The major differences between single processor and multi-processor are as follows −ParameterSingle Processor SystemsMultiprocessor SystemsDescriptionThe name itself is saying that the single processor system contains only one processor for processing.For this also the name itself indicates that the multiprocessor system contains two or more processors for processing.Is there any use ... Read More