The process of ensuring that web pages coded with new or advanced techniques still are usable in browsers that do not offer support for the newer features is called:
a. validation
b. valid enhancement
c. progressive enhancement
d. optimization
c. progressive enhancement
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Another term for a container div tag is a ____ div tag.
A. bookend B. wrapper C. frontend D. baseline
____ responses, if present, can provide the most reliable means by which to identify the database.
A. Filter B. Mask C. Database D. Client
Ad servers are increasingly being used to display essential content for web sites (e.g., photos that are part of news items). Suppose that the same host is used to serve images for two different web sites. Explain why this is a threat to user privacy. Is this threat eliminated if the browser is configured to reject third-party cookies?
What will be an ideal response?
Which of the following are characteristics of the ICMPv6 RA message?
A) It lists the link-local IPv6 address of the router. B) When unsolicited, it is sent to the all-IPv6-hosts local-scope multicast address of FF02::1. C) When solicited, it is sent to the local-scope multicast address of FF02::2. D) It asks all routers on the local link to advertise themselves.