What mechanism does an automated internet web crawler search engine program read first to identify if a website owner wishes to hide specific directory paths from search index listings? MCQ with Answer and Explanation

Question

What mechanism does an automated internet web crawler search engine program read first to identify if a website owner wishes to hide specific directory paths from search index listings?

A. The index.html structure script

B. The local browser history configuration record list

C. The outgoing SMTP configuration files

D. The robots.txt file located in the website's root directory

Answer: Option D

Solution (By JKSSB Mock Tests)

Web crawlers check the robots.txt file at the root of a site first to see if the webmaster has set any rules restricting access to specific directories or pages.

This question belongs to: Computer Internet and Web Technologies

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Question #1

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What type of software application serves as the user interface to query, retrieve, and present information resources from the World Wide Web?

A. Web Server

B. Search Engine

C. Hypermedia Editor

D. Web Browser

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Correct Answer: Option D

Explanation:
A web browser is a client-side application software program designed to fetch, render, and display resources distributed across the WWW.

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Question #2

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Which of the following is a type of web-based attack that involves injecting SQL queries into input fields?

A. Session Hijacking

B. SQL Injection

C. Cross-Site Scripting

D. Cross-Site Request Forgery

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Correct Answer: Option B

Explanation:
SQL Injection is an attack where malicious SQL statements are inserted into input fields to manipulate the database.

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Question #3

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What is the primary operational task of a 'Root Name Server' operating within the hierarchical Domain Name System infrastructure?

A. To filter email spam items from corporate mail boxes

B. To parse HTML structural page tags inside browser interfaces

C. To monitor local physical network card connectivity metrics

D. To direct DNS query lookups to the appropriate Top-Level Domain (TLD) nameservers based on the extension of the domain requested

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Correct Answer: Option D

Explanation:
Root name servers are the first step in resolving human-readable domain names, directing inquiries to the appropriate Top-Level Domain (TLD) servers (like those for .com or .org).

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