Difficulty: Easy
Correct Answer: Google
Explanation:
Introduction / Context:
Search engines are gateways to information on the web. Distinguishing them from browsers, plugins, directories, and e-mail clients helps users pick the right tool for a task.
Given Data / Assumptions:
Concept / Approach:
Google is a search engine that uses crawlers (spiders) and ranking algorithms to return relevant results. Other items listed serve different roles: authoring tools, browsers, curated link lists, or communication software.
Step-by-Step Solution:
Identify which option performs automated indexing and query processing → Google.Exclude software that renders content (browsers) or creates content (plugins/authoring tools).Exclude curated directories that do not algorithmically crawl the web.
Verification / Alternative check:
Google’s public documentation describes web crawling, indexing, and ranking — the hallmarks of a search engine.
Why Other Options Are Wrong:
Macromedia Flash — multimedia authoring/runtime platform, not a search engine.Netscape — a web browser brand, not an engine.Librarians’ Index to the Internet — a curated directory of links, not a full crawler-based engine.Outlook — an e-mail and personal information manager.
Common Pitfalls:
Confusing browsers (which display the web) with search engines (which find content across the web). A browser can use any search engine as a default provider.
Final Answer:
Google
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