15 Maintaining a Web Site Section 15.1 Identify Webmastering tasks Identify Web server maintenance techniques Describe the importance of backups Section 15.2 Identify guidelines for updating a site Explain the purpose of archiving a Web site Edit and update a Web page Section 15.3 Identify Web access controls Create a login screen YOU WILL LEARN TO…

Section Bell Ringer 1.Why is it important to do backups of your web server?

Section 15.1 Web Server Maintenance Focus on Reading Main Ideas A Webmasters primary responsibility is Web server maintenance. Maintenance includes diagnosing and repairing a servers hardware and software, and backing up critical system data. Key Terms hot-swappable hard drives hard drive mirroring backup incremental backup pp

Section pp Web Server Maintenance Webmasters are responsible for Web server maintenance. A Web servers primary function is to upload and download files. This depends on two components: Communication hardware Communication software Maintaining a Web Server 15.1

Section 15.1 Web Server Maintenance Maintaining a Web Server hot- swappable hard drives hard drive mirroring Webmasters can use hot- swappable hard drives or hard drive mirroring to maintain storage. hot-swappable hard drives System used by some Web servers that contains multiple hard drives; allows a Webmaster to replace one drive for another in case of failure of the drive. (p. 425) hard drive mirroring Writing to more than one hard drive at the same time; ensures reliability and keeps Web servers fully functional at all times. (p. 425) pp

Section 15.1 Web Server Maintenance Maintaining a Web Server backups incremental backups Webmasters can protect critical data by making data backups and incremental backups. backup A copy of a specific set of data, usually stored in a different place such as a tape, CD-ROM, or another hard drive. (p. 426) incremental backup Copies only the data that has changed since the last full backup to the backup device. (p. 426) pp

Section pp Web Server Maintenance Activity 15A – Research Webmaster Jobs (p. 427) 15.1

Section Web Server Maintenance pp Examine What is the primary function of a Web server? A. to maintain storage B. to copy data C. to upload and download files D. to ensure reliability C. to upload and download files Section Assessment 15.1

Section Bell Ringer

Section 15.2 Updating Information Focus on Reading Main Ideas Published Web sites require regular updating. Webmasters often archive rather than discard the elements they remove. Preparing technical documentation is an important part of Web site maintenance. Key Terms file management direct server update local client update archiving pp

Section pp Updating Information Visitors return to sites that contain dynamic information. Consider the following guidelines for updating your site: Think about how your changes will benefit your visitors. Frequently update content elements such as the sites graphics, text, last-updated date, and recommended links. Try to maintain the sites overall structure, navigation bars, logos, color schemes, and contact information. Schedule for regular updates. Guidelines for Updating a Site 15.2

Section 15.2 Updating Information Managing and Archiving Web Files file management. A comprehensive Web maintenance plan should include a strategy for file management. direct server update local client update. There are two methods for updating Web page files: direct server update and local client update. file management The process of creating, naming, moving, updating, and deleting files on a computer system. (p. 430) direct server update The act of updating or revising a Web sites files directly on the Web server where the site resides. (p. 430) local client update The process of revising Web pages by copying the files from the Web server to a local (client) workstation, updating the files on the local workstation, and uploading the revised files to the Web server. (p. 430) pp

Section 15.2 Updating Information Managing and Archiving Web Files archive It is important to archive your Web pages. You can use the old pages as templates for new pages. Remember to archive the HMTL pages as well as the associated files and folders. archiving The process of saving and storing old Web pages and their components. (p. 432) pp

Section pp Updating Information Many Web sites provide various forms of technical documentation to accompany their goods and services. Documentation can be an essential part of an effective Web site. Managing and Archiving Web Files 15.2

Section pp Updating Information Activity 15B – Download and Upload Files from a Remote Server (p. 430) 15.2

Section Updating Information pp Identify If you _________ old pages, you can use them as templates for new pages. A. update B. manage C. publish D. archive Section Assessment 15.2

Section Bell Ringer

Section 15.3 Keeping a Web Site Secure Focus on Reading Main Ideas Many Web sites collect valuable information about the Web surfers who visit them. Part of a Webmasters job is keeping this personal data secure from unauthorized access. Key Terms access control password user authentication global access control pp

Section 15.3 Keeping a Web Site Secure Controlling Access to a Site access control Webmasters can use various methods of access control. Passwords Passwords are a common form of access control. access control A security measure in which a sites availability is restricted to a specific set of authorized users. (p. 433) password A set of letters or numbers that a user enters to gain access to a Web site. (p. 433) pp

Section 15.3 Keeping a Web Site Secure Controlling Access to a Site user authentication, t For user authentication, the computer compares the password entered to the one on file. global access control can enhance a Web sites security. Using global access control can enhance a Web sites security. user authentication The process of checking the password the user enters against the one assigned to the user. (p. 433) global access control A security measure in which groups of users are granted or denied access to computer system data; different groups of users are often given different levels of access to system data. (p. 435) pp

Section pp Keeping a Web Site Secure The need for Web site security is well established, as is the technology to implement such security. The question still remains as to how much security any given Web site publisher should be required to provide. Webmasters often must make ethical decisions when monitoring Web sites. Ethics and Webmastering 15.3

Section pp Keeping a Web Site Secure Activity 15C – Create a Login Screen (p. 434) 15.3

Section Keeping a Web Site Secure pp Identify ____________ is a screening measure in which a sites availability is restricted to specific authorized users. A. Password checking B. Accessibility monitoring C. User authentication D. Access control Section Assessment 15.3

15 Maintaining a Web Site Chapter Review True/False Part of a Webmasters job is keeping users personal data secure from unauthorized users. True. Part of the Webmasters job is to use various methods of access control to keep users personal data secure from unauthorized access.

15 Maintaining a Web Site Chapter Review Summarize Why is it important to update and maintain a Web site on a regular basis? Visitors are more likely to return to sites that are regularly updated. Content elements such as graphics, external links, and text should remain current.

15 Maintaining a Web Site Resources For more resources on this chapter, go to the Introduction to Web Design Using Dreamweaver Web site at WebDesignDW.glencoe.com. WebDesignDW.glencoe.com