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, such as "test"; 6, in the Winlogon to the right of the child window, right-click the space, from the pop-up shortcut menu, followed by the "New"/"string" command, to create a string type of key name, and set the key name to "DefaultPassword", and set the value of the key name to the user login system password, such

installation, ISO needs to be burned to CD-ROM installation. And then next.4, wait for the download complete.Second, install the Windows 10 operating systemOnce downloaded and written to a USB flash drive or burned into a CD, the next step is to install the operating system.1. Start the installation program.Put a USB flash drive or CD into your computer, set up

primitive, the most basic 4 methods: Critical section, mutex, Semaphore and event.3. The difference between kernel threads and user threadsDepending on whether the operating system kernel is thread-aware, thread can be divided into kernel threads and user threads.Kernel thread establishment and destruction are the responsibility of the operating

: Syslinux is a small Linux operating system that is designed to simplify the first time you install Linux, and to create repair or other special-purpose boot disks.6.2 Copy the/image/pxeboot/initrd.img and vmlinux in the ISO image to the/var/lib/tftpboot/folder# Cp/var/www/html/cdrom/images/pxeboot/{initrd.img,vmlinuz}/var/lib/tftpboot/6.3 Copy the ISO image in the/isolinux/*.msg to/var/lib/tftpboot/folder

With the development of IC card from a simple synchronous card to an asynchronous card, from a simple EPROM card to the internal microprocessor-based smart card (also known as CPU card), the requirements of the IC card is more and more high. The management of the card itself is more and more complex, so there is an urgent need to have a tool to solve this contradiction, and the emergence of the internal microprocessor-enabled smart card, so that the realization of this tool has become a reality.

many UNIX vendors, Unix also has a number of implementation methods. There is no single organization responsible for the distribution of UNIX. Now, there is a huge force pushing the UNIX community to standardize in the form of open systems. On the other hand the Windows family is a dedicated system, controlled by the company that develops the operating system in

1. What is process and thread? What's the difference?A process is a program with a certain independent function about a single run activity on a data set, a process that is an independent unit of the system's resource allocation and scheduling. A thread is an entity of a process that is the basic unit of CPU dispatch and dispatch, which is a smaller unit that can run independently than a process. The thread itself does not own the system resources, it

terminals in linux, mingetty is the command to start the terminal. In addition to these six, the "/etc/X11/preofdm-nodaemon" command will be executed to start X-Window and display the graphical logon interface. Last step: After Initialization is complete, open the terminal and prompt the user to enter the user name. After the getty program obtains the user name, start the/bin/login program and pass the use

known user name, it is theoretically difficult for a password to escape the bad luck caused by brute-force cracking. Right-click my computer> Manage on the desktop, and select System Tools> local users and groups in the left-side window ". rename the "Administrators" account under "user" or "group. it is recommended that you set a password for the users that come with the

entered correctly, a system prompt appears immediately on the screen, indicating that the user can begin entering commands. If the user has entered an incorrect registration name or password multiple times (usually not more than 3 times), the system will release the connection to the user. 2. File Operation command Each op