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Question
The main work of a crawler is to build an index.Answer
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Related questions
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A(n) ________ source is a person who has direct knowledge of the information.
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Which research practice will help ensure that highly reliable information is obtained?
A) Question the information.
B) Never rely on a single source.
C) Assess the site's authoritativeness.
D) All of the above
Q:
Which search technique will help avoid over constraining?
A) Add as many descriptive words as possible.
B) Begin with an inclusive search and add more words one at a time.
C) Include a general topic term.
D) Remove terms from the search using NOT.
Q:
The order in which "hits" are returned to a page is determined by:
A) page rank
B) page order
C) anchor text
D) meta data
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A "hit" on a page does not necessarily mean the search terms were found on that page.
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As the query processor is putting together the hit list, the URLs found by the intersecting process are sorted by their page ranking, lowest to highest, and returned to the user in that order.
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The library has very little information which is not also available on-line.
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In HTML the word inside of angle brackets of an element's tag, e.g., body from <body>, is a(n) ________.
Q:
The highlighted text indicating the presence of a hyperlink is called the ________.
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A user clicks on a(n) ________ to navigate from one Web page to another.
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A grid of cells on a Web page is called a(n) ________.
Q:
If the color of a paragraph is specified as green in the external style sheet, red in the header's style section, and blue in the style attribute of the paragraph tag itself, the paragraph will be
A) blue
B) red
C) green
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Q:
The boxes in the box model, from inside out, are: content, _______, border and margin.
A) extra
B) stuffing
C) padding
D) expansion
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Image files must be stored in their own folder.
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Hyperlinks to pages on another Web site must contain an absolute URL, while onsite links may contain a relative URL.
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Tags are words or abbreviations enclosed in angle brackets, < and >.
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All tags between a starting tag and an ending tag should be matched.
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All HTML tags come in pairs.
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The ________ is the totality of all wires, fibers, switches, routers, satellite links, and other hardware for transporting information between addressed computers.
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A network of networks is a good description of the ________.
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When referring to file hierarchy trees, ________ in the hierarchy means into subfolders; that is, toward the leaves.
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Points on a Web page that allow you to jump to other pages are called ________.
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Folders contain:
A) files
B) folders
C) both files and folders
D) neither files nor folders
Q:
DSL stands for:
A) dialup service link
B) digital subscriber line
C) direct service link
D) digital subscriber link
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Each client request to a server is discrete.
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The term "www" must be included when typing all Web addresses.
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URLs are always case sensitive.
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Most interactions over the Internet use a protocol known as client/server interaction.
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In the mid-1990s, the Internet, long available to researchers, became generally available to the public.
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The ________ command will create a blank instance.