What does a Web Administrator do?

According to people in this career, the main tasks are...

TaskImportance
Monitor systems for intrusions or denial of service attacks, and report security breaches to appropriate personnel.
95%
Identify or document backup or recovery plans.
92%
Back up or modify applications and related data to provide for disaster recovery.
91%
Identify, standardize, and communicate levels of access and security.
89%
Correct testing-identified problems, or recommend actions for their resolution.
89%
Determine sources of Web page or server problems, and take action to correct such problems.
86%
Implement updates, upgrades, and patches in a timely manner to limit loss of service.
85%
Implement Web site security measures, such as firewalls or message encryption.
83%
Collaborate with development teams to discuss, analyze, or resolve usability issues.
83%
Perform user testing or usage analyses to determine Web sites' effectiveness or usability.
81%
Test issues such as system integration, performance, and system security on a regular schedule or after any major program modifications.
81%
Track, compile, and analyze Web site usage data.
80%
Document application and Web site changes or change procedures.
80%
Test backup or recovery plans regularly and resolve any problems.
78%
Recommend Web site improvements, and develop budgets to support recommendations.
78%
Install or configure Web server software or hardware to ensure that directory structure is well-defined, logical, and secure, and that files are named properly.
77%
Review or update Web page content or links in a timely manner, using appropriate tools.
77%
Gather, analyze, or document user feedback to locate or resolve sources of problems.
77%
Set up or maintain monitoring tools on Web servers or Web sites.
76%
Administer internet or intranet infrastructure, including Web, file, and mail servers.
76%
Develop or document style guidelines for Web site content.
75%
Monitor Web developments through continuing education, reading, or participation in professional conferences, workshops, or groups.
75%
Develop Web site performance metrics.
74%
Identify or address interoperability requirements.
74%
Collaborate with Web developers to create and operate internal and external Web sites, or to manage projects, such as e-marketing campaigns.
74%
Develop or implement procedures for ongoing Web site revision.
73%
Check and analyze operating system or application log files regularly to verify proper system performance.
72%
Provide training or technical assistance in Web site implementation or use.
72%
Evaluate testing routines or procedures for adequacy, sufficiency, and effectiveness.
71%
Inform Web site users of problems, problem resolutions, or application changes and updates.
71%
Document installation or configuration procedures to allow maintenance and repetition.
70%
Develop testing routines and procedures.
69%
Test new software packages for use in Web operations or other applications.
66%
Develop and implement marketing plans for home pages, including print advertising or advertisement rotation.
64%
Evaluate or recommend server hardware or software.
62%