Have you ever wondered how a multitasking processor handles too many processes simultaneously, and when you go back to any context, it starts from the same point where it was left? This is because Context Switching in operating system helps store the context of a process, thread, or state, which can be accessed at the …
An operating system is the heart of any computer without which it cannot withstand. It provides all the resources to software, manages the hardware, and implements all standard services for computer programs. In this article, we are going to discuss the advantages and disadvantages of an operating system. So let’s get started with the basics. …
Advantages and Disadvantages of Operating System Read More »
An operating system is the basic mechanism behind the working of the computer systems and mobile devices and so, understanding the operating system becomes very important from a user’s perspective. The various types of Operating systems are as follows: Types of Operating System 1. Batch Operating System As, is very clear from the name itself, …
Unikernels are an emerging deployment pattern that engineers are choosing over Linux and Docker because of their performance, security and size. Researchers from NEC are reporting boot times in 5ms while other users talk about how small their VMs can get – in the kilobyte range if you’re using c. Still others like OSv have …
Running Unikernels from Existing Linux Applications with OPS Read More »
When a program need space larger than RAM or it need space when RAM is full, Operating System will try to allocate space from secondary memory and behaves like it has that much amount of memory by serving to that program. This concept is called virtual memory. To know about thrashing we first need to …
Here you will learn about difference between process and thread i.e. process vs thread. Process: In simple words a process is executing a program. But not all, it’s only an instance of a computing program. Several processes may be associated with the same program. Process contains program code and its current activity. Thread: We can …
In this tutorial you will learn about difference between multiprogramming, multitasking, multiprocessing and multithreading. Although these terms seems similar but there are some differences between them which are given below. Multiprogramming Multiprogramming is also the ability of an operating system to execute more than one program on a single processor machine. More than one task/program/job/process …
Difference Between Multiprogramming, Multitasking, Multiprocessing and Multithreading Read More »
