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- Can Linux view the contents of a CD?
- Linux can view the contents of the CD. The operation method is: 1. Insert the CD into the optical drive or external CD drive; 2. Open the terminal and use the mount command to mount the CD; 3. After the mounting is successful, browse the CD through the file manager or terminal Content; 4. When finished viewing, unload the CD and eject it.
- Linux Operation and Maintenance 2836 2023-07-24 13:36:03
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- What is the size of the linux folder du
- In Linux, the du command is used to estimate the disk usage of a directory or file. It can recursively calculate the size of all files and subdirectories in a directory and display the size in bytes. The command is "du -s /path/to/directory ”, the du command will calculate the size of the entire directory, including all its subdirectories and files.
- Linux Operation and Maintenance 1898 2023-07-24 13:36:17
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- Is there a maximum limit for mysql under linux?
- MySQL under Linux has maximum limitations, including: 1. The file system used by MySQL has limits on the size of a single file, so the size of the MySQL database is theoretically limited by the file system; 2. The MyISAM storage engine has a limit on the size of a single table. The maximum size is limited; 3. The maximum number of connections MySQL allows to be opened at the same time is also limited by system resources; 4. MySQL uses threads to process client requests, but threads require certain memory resources, so the number of threads is also limited by system resources. limit.
- Linux Operation and Maintenance 1866 2023-07-24 13:36:27
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- Will Oracle shut down if I change the IP address in Linux?
- When Linux changes the IP address, Oracle will not shut down to ensure that the Oracle database can adapt to the change of IP address. The operations are as follows: 1. You need to update the configuration file of the listener and bind the listener to the new IP address; 2. Database parameters The IP address is specified in the file, and the relevant parameters need to be updated to ensure that the database can access the correct network interface; 3. Restart the Oracle database and listener to make the changes take effect.
- Linux Operation and Maintenance 1756 2023-07-24 13:36:36
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- Can Linux be divided into disks?
- Linux can be divided into disks. The advantages are: 1. Store system files and user data separately, reducing the risk of data loss caused by system crash or failure; 2. Make backup and recovery operations easier and provide better data security; 3. , Provide the best performance for different types of data; 4. Isolate separate operating systems from each other to avoid interference and conflicts.
- Linux Operation and Maintenance 1413 2023-07-24 13:36:44
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- Can software packages in linux be uninstalled?
- Software packages in Linux can be uninstalled. To uninstall a software package, you can use the corresponding command plus the name of the software package to perform the uninstallation operation: 1. In the Ubuntu system using apt, you can use "sudo apt remove <package name >" command to uninstall a software package; 2. In CentOS or RHEL systems using yum, you can use the "sudo yum remove <package name>" command.
- Linux Operation and Maintenance 1357 2023-07-24 13:36:52
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- Where is the yum source under linux?
- The yum source configuration file under Linux is usually located in the "/etc/yum.repos.d/" directory. Each file in this directory represents a specific yum source configuration, with .repo as the suffix. Each configuration file contains Information about the yum source, such as URL, name, mirror address, GPG key verification, etc.
- Linux Operation and Maintenance 3420 2023-07-24 13:31:53
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- What service is slpd in linux?
- slpd in linux is used to provide the function of Service Location Protocol. Service Location Protocol is a protocol used to discover and locate network services in the network. It allows client applications to operate without knowing the exact location of the service. Obtain service-related information by querying the SLP server, including the service's IP address, port number, service type, etc.
- Linux Operation and Maintenance 2247 2023-07-24 13:31:58
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- What level is lpi certification linux?
- LPI is an independent global organization dedicated to providing certification and training on Linux and open source technologies. Certification is divided into three levels: 1. LPI Level 1, certification for beginners and entry-level Linux administrators, covering basic Linux Basic knowledge and skills such as command line operations; 2. LPI Level 2, certification for intermediate Linux administrators, covering more advanced topics such as network management, file systems, and device management; 3. LPI Level 3, certification for advanced Linux administrators Certifications covering advanced networking and servers and more.
- Linux Operation and Maintenance 2004 2023-07-24 13:32:01
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- Does modifying a file in Linux take effect immediately?
- Whether Linux changes a file to take effect immediately depends on the file type and system configuration. For example: 1. Application configuration files usually require restarting or reloading the application for the changes to take effect; 2. When modifying script files, changes usually Will take effect immediately; 3. Binary executable files, the executable file needs to be recompiled or reinstalled; 4. Text files, such as log files or configuration files, changes will usually take effect immediately.
- Linux Operation and Maintenance 2521 2023-07-24 13:32:05
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- Does yum need to be installed in linux?
- There is no need to install yum in Linux. yum is a command line tool used to manage software packages. It is used to install, update and remove software packages on Linux systems such as CentOS, Fedora, Red Hat Enterprise Linux and so on. It provides A simple and convenient way to manage the software packages required by your system.
- Linux Operation and Maintenance 1884 2023-07-24 13:32:08
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- What is linux tab character
- The Linux tab character is a special control character used to insert horizontal tab characters in a text editor, terminal or command line interface. Its ASCII code is 9. It is usually used to create vertical alignment effects in text. Align multiple columns of data according to rules.
- Linux Operation and Maintenance 2270 2023-07-24 13:32:12
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- What can the PC Linux system do?
- PC-side Linux systems provide a wide range of functions and uses. Common ones include: 1. As an operating system that replaces Windows or Mac OS, suitable for daily office, entertainment and Internet activities; 2. Use Linux for software development, compilation, and debugging. and testing; 3. Can build, manage and maintain various types of servers; 4. Conduct data science and artificial intelligence development and operation; 5. Conduct penetration testing, network monitoring, firewall configuration; 6. Support various multimedia applications and game.
- Linux Operation and Maintenance 1418 2023-07-24 13:32:15
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- What can a linux server be used for?
- Common uses of Linux servers are: 1. As a web server, providing hosting services for websites and applications; 2. Installing and configuring various database management systems for storing and managing large amounts of data; 3. Can create and manage virtual machines and containers and other resources to achieve flexible allocation and management of resources; 4. Set up shared folders to allow users to access and share files through the network; 5. Configure as a network firewall to provide security protection at the network level; 6. Used for system management and monitoring ; 7. Can build development environment, version control system, continuous integration and deployment, etc.
- Linux Operation and Maintenance 3291 2023-07-24 13:32:17
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- Why does Linux need to explicitly link dynamic libraries?
- The benefits of explicitly linking dynamic libraries in Linux are: 1. By using dynamic link libraries, different applications can share the same library, saving memory space; 2. Encapsulating commonly used functions in dynamic link libraries can make applications The source code is more concise, simplifying program compilation and maintenance; 3. The code of the dynamic link library is loaded and mapped into the memory during program execution, which can improve operating efficiency; 4. The dynamic link library supports version management, which can be used without affecting the existing In the case of compiled programs, update the library version.
- Linux Operation and Maintenance 1171 2023-07-24 13:32:20
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