ITEC50 Flashcards

1
Q

a program that searches documents for specified keywords and returns a list of the documents where the keywords were found

A

search engine

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

sending out a spider to fetch as many documents as possible

A

search engine

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

an indexer, who reads documents and creates an index based on the words contained in each document

A

search engine

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

proprietary algorithm to create its indices such that, ideally, only meaningful results are returned for each query

A

search engine

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

How do web search engines work?​

A
  1. finding specific information on the vast expanse of the World Wide Web.
  2. it would be virtually impossible to locate anything on the Web without knowing a specific URL.
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q

Algorithm of search engine:​

A
  1. to determine the relevance of the information in the index​
  2. frequency and location of keywords on a Web page​
  3. the way that pages link to other pages on the Web
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q

A search engine consists of three components:​

A
  1. spider
  2. index
  3. search engine mechanism
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
8
Q

program that traverses the Web from link to link, identifying and reading pages

A

spider

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
9
Q

database containing a copy of each Web page gathered by the spider

A

index

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
10
Q

software that enables users to query the index and that usually returns results in relevancy ranked order

A

search engine mechanism

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
11
Q

backbone or procedure of technology

A

algorithm

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
12
Q

Three types of search engines:​

A
  1. powered by robots (called crawlers; ants or spiders)​
  2. powered by human submissions​
  3. hybrid of the two​
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
13
Q

automated software agents

A

crawlers

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
14
Q

use automated software agents (called crawlers) that visit a Web site

A

crawler-based search engines​

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
15
Q

read the information on the actual site​

A

crawler-based search engines​

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
16
Q

read the site’s meta tags​

A

crawler-based search engines​

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
17
Q

follow the links that the site connects to perform indexing on all linked Web sites as well

A

crawler-based search engines​

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
18
Q

returns all that information back to a central depository​

A

crawler-based search engines​

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
19
Q

check for any information that has changed​

A

crawler-based search engines​

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
20
Q

rely on humans to submit information that is subsequently indexed and cataloged

A

human-powered search engines​

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
21
Q

only information that is submitted is put into the index

A

human-powered search engines​

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
22
Q

Query on Search Engine​

A
  1. searching through the index that the search engine has created​
  2. giant databases of information that is collected and stored and subsequently searched.​
  3. index hasn’t been updated since a Web page became invalid​
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
23
Q

it enables you to search through various Internet databases

A

alenka

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
24
Q

provides ad-free result

A

alenka

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
25
Some of the Internet Search Engines ​you can use to search the Web
1. google 2. yahoo 3. baidu 4. bing
26
January 1996 as a research project by Larry Page and Sergey Brin
google
27
99% of its revenue is derived from its advertising programs
google
28
its web search engine is the company's most popular service
google
29
made by Jerry Yang and David Filo​ that grew rapidly throughout the 90s
yahoo
30
samples of yahoo
Yahoo! Messenger and Yahoo! Mail
31
it offers services for on-the-go messaging​
Yahoo! mobile
32
Chinese search engine for websites, audio files, and images
baidu
33
index of over 740M web pages, 80M images, and 10M multimedia files
baidu
34
became the first Chinese company to be included in the NASDAQ-100 index
baidu
35
formerly Live Search, Windows Live Search, and MSN Search
bing
36
Notable changes include the listing of search suggestions as queries are entered
bing
37
list of related searches
explorer pane
38
top sites in the Philippines
1. Google.com.ph 2. Youtube.com 3. Google.com 4. Abs-cbn.com 5. Facebook.com
39
first tool for searching the Internet, created in 1990
Archie
40
downloaded directory listings of all files located on public anonymous FTP servers​
Archie
41
it indexed plain text documents​
Gopher
42
they came along to search Gopher's index system​
Veronica and Jughead
43
first actual Web search engine was developed by Matthew Gray in 1993 and was called
Wandex
44
Key Terms To Understanding Web Search Engines​
1. spider trap 2. meta tag 3. deep link 4. robot
45
a condition of dynamic Web sites in which a search engine’s spider becomes trapped in an endless loop of code
spider trap
46
group of pages that have links only to the pages within the group
spider trap
47
simplest form of spider trap with only one page
E
48
has two incoming links and only one link going out to itself
E
49
a special HTML tag that provides information about a Web page
meta tag
50
a hyperlink either on a Web page or in the results of a search engine query to a page on a Web site other than the site’s home page​
deep link
51
a program that runs automatically without human intervention
robot
52
collections of reviewed and recommended links that have been created by subject specialists, usually librarians, to support research needs and to pinpoint high-quality sites on the web
library gateways
53
WHEN DO YOU USE LIBRARY GATEWAYS AND SUBJECT-SPECIFIC DATABASES?​
1. library gateways - Use it when you are looking for high quality information sites on the Web 2. subject-specific databases - use it when looking for information on a specific topic and thousands of databases devoted to specific topics of interest
54
Examples of Library Gateways​
1. Academic Information​ 2. Digital Librarian​ 3. Infomine​ 4. Internet Public Library​ 5. Librarians' Index to the Internet​ 6. PINAKES​ 7. WWW Virtual Library​
55
Examples of Subject-specific Databases​
1. Educator's Reference Desk (educational information)​ 2. Expedia (travel)​ 3. Internet Movie Database (movies)​ 4. Jumbo Software (computer software)​ 5. Kelley Blue Book (car values)​ 6. Monster Board (jobs)​ 7. Motley Fool (personal investment)​ 8. MySimon (comparison shopping)​ 9. Roller Coaster Database (roller coasters)​ 10. Voice of the Shuttle (humanities research)​ 11. WebMD (health information)​
56
may kinalaman sa search
Keyword relevance
57
engagement metrics ng link
Page authority
58
performance
User experience
59
gaano kaupdated yung page
freshness
60
pre-displayed information
snippets/metadescription
61
pagtaas ng visibility ng site sa search engines
search engine optimization
62
multiple other search engines
meta-search
63
boost keyword rankings
meta tags
64
following one page to another
spider/crawling
65
Storing web pages on a database
index/indexing
66
Ranking by popularity and relevance
search engine mechanism
67
reads documents and creates an index based on the words contained in each document
indexer