operating system questions and answers

each chapter have to be realized, the reading of English tutorials has become very smooth, which gives me great encouragement! I believe that many friends who really love computers are trying the same way as I did. I hope to share some fun with you through this tutorial, explore a basket of questions, find a few friends, and leave a little footprint! I believe that interest is the greatest motivation! In the course of study, I have read many foreign

point? In fact, there may be questions in every place! For example, in November, the first question was "in the input/output control method, which of the following can be used to transmit data between the device and the primary storage without CPU intervention? This question requires an understanding of the buffer technology! By drawing a mind map, each chapter has a rough outline. By doing this, you can understand each question, each section, and ea

status Word PSW value, user stack pointer value Process scheduling information: Process status, process priority, additional information for process scheduling Additional Information: program and data pointers, process synchronization and communication mechanisms, resource lists, connection pointers How the PCB is organized Single queue: The PCB of all processes is organized into a single queue through the linked list. Applies to systems with a very large number o

This article describes in detail how to back up and upgrade the Cisco router operating system. What operations do you need? The following articles will provide detailed answers. Based on security considerations, network administrators need to back up the configuration information of network devices and IOS devices. If you need to deploy new features on network de

improving the read and write performance of the disk.Ii. Directories and documents1. IntroWell, the disk basics are over, so let's go into the topic and start our Linux file system discussion. Is the file system not a directory or a file? These two people are familiar to us. But are you sure it's not your familiar stranger? I'll go first. Create an empty directory and empty files to see the results such as

Bowen viewpoint open party No. 5th: Operating System and embedded development have been successfully completed Enjoy coffee with the legendary cool-man, share it success experiences with best-selling authors, and discuss new concepts with technical experts ......This is not a fantasy!On October 16, September 5, the operating

Some time ago, the security vulnerability of Google's input method in Windows Vista was booming. Many users have such questions from csdn, Microsoft and Chinese colleagues I know? Is this a Google input method implementation problem or a Windows Vista system vulnerability? We know that in windows, Applications Program All must be run under the corresponding user account. For example, if you log on as a c

, it cannot be uninstalled normally. You can run the following command to view and stop all operations on the file system, and then uninstall the file system;Fuser-V device file name or mount pointCheck which service or user is operating on the file system;Fuser-km device file name or mount pointForce stop all operatio

Exploring the operating principle and Startup Process of X Window System Xfree86 and startx started TWM for the first time in Debian. After gnome was installed, startx started the gnome environment. Why? What files were modified when gnome was installed and how the X environment got up? I was trying to find out these questions and start to study this question. I

principle of operating system--concept article Operating System Overview Process Management (CPU) Storage Management (Memory) External device Management (IO, etc.) File Management (software section) User Interface (Command interface) Representation of commands: characters, graphics, menus How commands are used: Offlin

driver is loaded successfully, the network program can be consumed for diagnosis and debugging. You can enable code-level debugging if the command-level diagnostics do not identify the problem. Specifically, in the Ethif.h file, turn on the Ethernet Debug Switch (__eth_debug), recompile and load the run, to output more detailed information during the operation of the network.The code for Hellox V1.78 can be downloaded from github:Github.com/hellox-project/hellox_osHave any

Basic operating commands for the System 1. root/catanaconda-ks.cfg to determine whether to install base software group Yum groupinstall base can be used to install the base group ifconfig command or use ip addr sh to view IP information. To use YUM, you need to create xxx. repo for the yum installation system. Then install the base group 2. Command Line: use s

To learn about the linux operating system, you may encounter time delays and operation delays in the Linux operating system. Here we will introduce the time delays and solutions to the operation delays in the Linux operating system