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…

SectionBell Ringer

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

Section 15.1 Web Server MaintenanceFocus on Reading

Main Ideas

A Webmaster’s primary responsibility is Web server maintenance. Maintenance includes diagnosing and repairing a server’s hardware and software, and backing up critical system data.

Key Terms

hot-swappable hard drives

hard drive mirroring

backup

incremental backup

pp. 424-427

Sectionpp. 424-427

Web Server Maintenance

Webmasters are responsible for Web server maintenance.

A Web server’s 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 MaintenanceMaintaining a Web Server

Webmasters can use hot-hot-swappable hard drivesswappable hard drives or hard drive mirroringhard 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. 424-427

Section 15.1 Web Server MaintenanceMaintaining a Web Server

Webmasters can protect critical data by making data backupsbackups and incremental backupsincremental 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. 424-427

Sectionpp. 424-427

Web Server Maintenance

• Activity 15A – Research Webmaster Jobs (p. 427)

15.1

Section Web Server Maintenancepp. 424-427

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

SectionBell Ringer

Section 15.2 Updating InformationFocus 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. 429-432

Sectionpp. 429-432

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 site’s graphics, text, last-updated date, and recommended links.

• Try to maintain the site’s 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 InformationManaging and Archiving Web Files

A comprehensive Web maintenance plan should include a strategy for file file managementmanagement..

There are two methods for updating Web page files: direct server direct server updateupdate and local client local client updateupdate..

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 site’s 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. 429-432

Section 15.2 Updating InformationManaging and Archiving Web Files

It is important to archivearchive 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. 429-432

Sectionpp. 429-432

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

Sectionpp. 429-432

Updating Information

• Activity 15B – Download and Upload Files from a Remote Server (p. 430)

15.2

Section Updating Informationpp. 429-432

Identify If you _________ old pages, you can use them as templates for new pages.

A. update

B. manage

C. publish

D. archive

D. archive

Section Assessment

15.2

SectionBell Ringer

Section 15.3 Keeping a Web Site SecureFocus on Reading

Main Ideas

Many Web sites collect valuable information about the Web surfers who visit them. Part of a Webmaster’s job is keeping this personal data secure from unauthorized access.

Key Terms

access control

password

user authentication

global access control

pp. 433-436

Section 15.3 Keeping a Web Site SecureControlling Access to a Site

Webmasters can use various methods of access controlaccess control.

PasswordsPasswords are a common form of access control.

access control A security measure in which a site’s 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. 433-436

Section 15.3 Keeping a Web Site SecureControlling Access to a Site

For user authenticationuser authentication, t, the computer compares the password entered to the one on file.

Using global access global access control control can enhance a Web can enhance a Web site’s security.site’s 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. 433-436

Sectionpp. 433-436

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

Sectionpp. 433-436

Keeping a Web Site Secure

• Activity 15C – Create a Login Screen (p. 434)

15.3

Section Keeping a Web Site Securepp. 433-436

Identify ____________ is a screening measure in which a site’s availability is restricted to specific authorized users.

A. Password checking

B. Accessibility monitoring

C. User authentication

D. Access control

D. Access control

Section Assessment

15.3

15 Maintaining a Web Site

Chapter Review

True/False Part of a Webmaster’s job is keeping users’ personal data secure from unauthorized users.

True. Part of the Webmaster’s 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.