Answer:
The answer is "WWW".
Explanation:
WWW stands for World Wide Web, It is a combination of all Internet resources and users, that uses the hypertext transfer protocol. It provides world information that is available on the internet that is the expression of human knowledge. It is also known as a domain name that introduces resources or individual instances of the entire collection.
A pure aggregator is best defined as a blog that aggregates blog content from other sources.
An Aggregator blog or website don't write its own content. It aggregates information or content from third-party websites. There are different types of aggregator websites such as a poll aggregator, a review aggregator, and a search aggregator.
Answer:
B. Windows domain user name and password
Explanation:
Windows domain user name and password are login credentials required for the user to successfully sign in to the Windows domain.
The domain username and password are usually stored on a domain controller rather than on the host.
As a domain user, the computer seeks from the domain controller the privileges assigned to the user, if it gets a positive response from the domain controller, it authorizes the users login credentials without restrictions; else, it denies the user access.