Search Engine Content Discovery: Crawling
The question asks for the term that describes a search engine's action of exploring the internet to find content by examining the code and content of each URL.
Understanding Search Engine Operations
Search engines use several interconnected processes to provide search results. The core activity of actively discovering web pages is crucial.
Identifying the Crawling Process
Crawling is the fundamental process where search engines send out automated bots (spiders or crawlers) to systematically browse the web. These bots discover new and updated web pages by following hyperlinks from known URLs. They fetch the content, including HTML code, text, and other media, from each page they visit.
Evaluating Other Search Engine Functions
- Indexing: This is the subsequent step where the information gathered during crawling is analyzed, organized, and stored in a vast database.
- Ranking: This involves ordering the indexed pages based on relevance and authority to answer a specific user query. It happens after crawling and indexing.
- URL: A URL (Uniform Resource Locator) is simply the address of a web page. It is the target of crawling, not the process itself.
Based on the definition, the function described is specifically Crawling.
Important Questions from Basics of Internet
Select the communication device which works on Full Duplex Communication Channel.
What is the common port for Post Office Protocol?
Match List I with List II
List I List II Network Addresses Respective Layers A. IP Address I. Application Layer B. MAC Address II. Network Layer C. Socket Address III. Transport Layer D. URL Address IV. Data Link Layer Choose the correct answer from the options given below:
Match List I with List II
List I
List II
Security threats
Meaning
A.
Hacking
I.
'Clog-up' a user's inbox with unwanted emails
B.
Phishing
II.
Gives the originator access to all data entered by the keyboard
C.
Spyware
III.
Identify fraud
D.
Spam
IV.
Illegal use of personal data
Choose the correct answer from the options given below:
A computer network enables two or more computers to
