What primary feature separates Web 2.0 from the original foundational Web 1.0 architecture?
A. User-generated dynamic content and social interaction platforms
B. Transition from plain text to graphical image files
C. The absolute elimination of web cookie usage
D. Exclusive dependency on high-speed satellite hardware connections
Answer: Option A
Solution (By JKSSB Mock Tests)
Web 2.0 represents the shift from static, read-only web pages to dynamic platforms that prioritize user interaction, collaboration, and crowdsourced content creation.
Which specific protocol operates inside web technologies to establish real-time, bi-directional, persistent communication channels between a browser client and a server over a single TCP connection?
Explanation:
The WebSocket protocol enables continuous, interactive, two-way communication between a client browser and a web server without the high overhead of standard HTTP request-response cycles.
Explanation:
The defer attribute tells the browser to continue parsing the HTML while the script downloads, and execute it after the document is parsed, in order.
What is the primary operational task of a 'TLD (Top-Level Domain) Name Server' operating within the Domain Name System hierarchy?
A.To parse HTML structural page code inside browser windows
B.To filter email spam items from incoming mail folders
C.To maintain records for all domain names sharing a specific extension (like .com or .org) and direct queries to their respective authoritative nameservers
D.To track local physical computer operating temperature logs
Explanation:
TLD nameservers maintain the directory data for specific domain extensions, acting as an essential intermediate link in the DNS resolution process by routing queries to authoritative servers.
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