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Advanced Exercises in .NET Compose EAN-13 in .NET Advanced Exercises




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Advanced Exercises using none toincoporate none for asp.net web,windows application Microsoft .NET Compact Framework 5. The acp none for none i=off kernel argument prevents acpid from starting. How would you use this argument 6.

What is a boot loader . Advanced Exercises 7. Why wou none for none ld you use the append-to-version option to the make-kpkg utility when compiling a kernel 8. You have just installed an Adaptec SCSI card.

How can you find out whether it has been recognized and which entry in /dev represents it 9. How would you obtain a list of all network-related kernel parameters . This page intentionally left blank Administration Tasks In This Configurin none none g User and Group Accounts . . .

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594 Backing Up Files . . .

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. . 599 System Reports .

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. . 608 Keeping Users Informed .

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. 614 Solving Problems . .

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. . 616 Speeding Up the System .

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617 Keeping the System Secure . . .

. . 619 logrotate: Manages Log Files .

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622 Disk Quota System . . .

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625 rsyslogd: Logs System Messages . . .

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625 MySQL . . .

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. 628. The system administrator has many responsibilities. This chapter discusses tasks not covered in 11, including configuring user and group accounts, backing up files, scheduling tasks, general problem solving, and using the system log daemon, syslogd. The chapter concludes with a section on installing and using MySQL.

. 16 16 . 594 16 Administration Tasks Figure 16-1. The Users Settings window Configuring User and Group Accounts More than a username is required for a user to be able to log in and use a system: A user must have the necessary files, directories, permissions, and usually a password to log in. At a minimum a user must have an entry in the /etc/passwd and /etc/shadow files and a home directory. This section describes several ways you can work with user accounts.

Refer to 21 if you want to run NIS to manage the passwd database.. users-admin: Manages User Accounts The Users Settings window (Figure 16-1) enables you to add, delete, and modify characteristics of system users and groups. To display this window, select Main menu: System Administration Users and Groups or give the command users-admin from a terminal emulator or Run Application window (ALT-F2)..

Authentication Because yo u can use users-admin to make changes to the system that affect other users, this utility periodically asks you to authenticate yourself using your password.. Adding a User To add a u ser to the system, click the button labeled Add (below the list of users); users-admin displays the Create a New User window. This window requires you to enter the full name and username of the new user. If you want to encrypt the user s home directory, put a tick in the checkbox labeled Encrypt home folder to protect sensitive data.

When you click OK, users-admin displays the Change User Password window (Figure 16-2). In this window you can enter the new user s password or have the system generate a password for you. If you do not want the system to ask.

Configuring User and Group Accounts Figure 16-2. The Change User Password window for a pass word when the user logs in, put a tick in the checkbox labeled Don t ask for password on login. When you click OK, users-admin adds the user to the system..

Removing a User To remove a user from the system, highlight the user you want to remove and click the button labeled Delete (below the list of users); users-admin asks if you want to remove the user s home directory. Make a selection and users-admin removes the user account..

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