mainframe operating system examples

every second to deal with a person's business. So for the 10 of people in front of the window, their business seems to be being handled at the same time. (equivalent to time-sharing operating system)Question: If this time, the president's relatives to handle the business, but the president relatives do not want to wait, hope that their business is immediately processed. At this time, it is impossible to me

is only one directory tree that manages several disk partitions, regardless of the operating system. Structurally, the tree catalogs on each disk partition are not necessarily tied.If this is not easy to understand, let me cite an example:There is a hard disk, divided into 4 partitions,/;/BOOT;/USR and Windows, respectively, the fatfor/and/boot or/and/usr, they are dependent, and for/boot and/usr are side-

Every operating system OS) is recommended, but in order not to be too messy, you 'd better limit the total number of operating OS. 1. application availability Key question: will the OS you choose be able to run your current application? How many applications are being developed for it? How much will you pay for the application you want to run? The number of appli

be fitted with running results, and the results are consistent with expectations and analysis. (subject to actual, interception of representative test examples)Four , experimental Expand ThinkingWhat type of operating system does iOS and Android belong to?IosCisco's Internet Operating

, said, "in the early stages of the PAAs market, the market will be full-blown in the next two years, and the PAAs detonated by Docker will be the mainstream." ”Recently, Gao Yangjinshin has successfully ported the mainframe-based core banking system IBS (innovative Banking Suite) to a number of people cloud operating systems with Docker and Mesos as the core, to

Author:Instructor Zhu, a lecturer at Huaqing vision embedded College. A successful operating system is inseparable from the support of various virtual devices. Virtualization usually occurs when a certain amount of resources is insufficient, but it depends on another kind of resources and capabilities. In the early days, computers were slow, and people were too slow to use them. However, with Moore's law-ba

What is a real-time operating system? I have been developing an embedded system for some time. I have worked on an embedded Linux system for the mobile phone platform, and I have been involved in the VxWorks for the switch and media gateway platforms. After practical application, I looked back at the theory and found

z/OS is the most advanced and modern operating system running on the IBM mainframe today. z/OS, formerly known as the OS/360 operating system, has undergone half a century of evolution since its release in 1964 and the z/Os V2R1 to be released in September this year (2013).

It has been more than a decade since the birth of Linux. Despite the great progress made by Linux in the Server field, it has already joined hands with Windows Server. But in the desktop field, Linux is really hard to do. Despite the increasing number of fans and the increasing number of pre-installed manufacturers, it is still not a climate. In the desktop field. What is the difference in Linux? It is undeniable that the monopoly of Windows in the desktop field has a great constraint on the dev

incorporated a Linux "affinity" in Aix 5L. The retailer sees Linux as an advanced operating system for Low-cost, mainframe computers, and his own Aix is also the primary enterprise server operating system. One of IBM's goals is that this AIX version will not only integrate

This article introduces the 12 classic techniques of Linux operating system application, which can be used to better use Linux system. 1, processing the special file name Assuming that the Linux system has a file named "-ee", if we want to operate it, for example, to delete it, in accordance with the general deletion m

illustrate this problem more vividly, we can give some examples. such as personal computers, the reason for the rapid development in decades, the final brewing of the information technology revolution, the most fundamental factor is that it has a standard architecture, that is, IBM compatible machine architecture. Since the architecture is standard, it means that mass production can be produced, and many PC manufacturers emerge, providing the materia

/O operation. A trap relates to an error or exception condition generated within the currently running process, such as an illegal (invalid) File Access Attempt (attempted ). 3.13 give three examples of interruptions. Give three examples of an interrupt. Clock interrupt, I/O interrupt, memory fault. 3.14 what is the difference between mode switching and process switching? What is the difference betwee

the CPU idle time, improve the efficiency of the CPU. This hyper-Threading technology is determined by the processor hardware and requires the support of the operating system to be displayed on the computer. Programs typically do not use kernel threads directly, but rather use the advanced interfaces of the kernel thread--lightweight processes (Light Weight PROCESS,LWP), the lightweight process being the t

the operating system to programmers. (Underlying implementation: address translation and task switching are transparent to programmers) Logical AddressIt refers to the segments produced by the program.What is the offset address? Http://www.bkjia.com/kf/yidong/wp/ "target =" _ blank "class =" keylink "> memory/memory + oaM8L3A + Memory + memory/rWxrbUy/vatmu1zeriq1_w/memory + Memory + memory/W1Nq1xLLZ1/fP

). Quick check if the hardware type you want to write code for is homebrew-friendly ). Many desktopsThe machine and notebook are self-made and friendly (may be coming soon)Chromeos netbook is an exception). The video game console is a hybrid package (Nintendo's console is generally, and others are usually not). Products from Apple and Sony are not homemade friends until they are out of date.Okay. I would like to remind you that although they may sound like a platform that can write code for t