General Knowledge MCQs
Topic Notes: General Knowledge
MCQs and preparation resources for competitive exams, covering important concepts, past papers, and detailed explanations.
Plato
- Biography: Ancient Greek philosopher (427–347 BCE), student of Socrates and teacher of Aristotle, founder of the Academy in Athens.
- Important Ideas:
- Theory of Forms
- Philosopher-King
- Ideal State
18921
The W3C's work on **Internationalization** aims to ensure that:
Answer:
The Web works well with, and supports, all the world's languages, scripts, and cultures.
This is crucial for the Web to be truly 'World Wide' and usable by everyone.
18922
What type of document represents the consensus of a W3C Working Group and is considered a stable Web standard?
Answer:
A W3C Recommendation (REC)
REC is the final stage of the Recommendation Track, indicating technical maturity and formal endorsement by the W3C.
18923
The W3C promotes standards that prioritize **device independence**. This means that the Web should be usable on:
Answer:
Any device (smartphones, tablets, PCs, smart watches, etc.) with minimal changes to the original content.
Device independence ensures broad accessibility and future-proofs the content against new devices.
18924
Which technology, once developed by the W3C, is now maintained by a separate non-profit organization?
Answer:
JavaScript (ECMAScript)
The core language of JavaScript is standardized by ECMA International (as ECMAScript), though the W3C standardizes the Web APIs that allow JS to interact with the browser.
18925
The W3C maintains a key architectural principle of **Separation of Concerns**. In the context of the Web, what does this primarily mean?
Answer:
Separating content (HTML), presentation (CSS), and behaviour (JavaScript).
This principle ensures a clean, maintainable, and accessible Web structure.
18926
The W3C's work on **Web Payments** aims to:
Answer:
Standardize the interfaces between web browsers and payment systems to simplify online checkouts.
The Web Payments Working Group develops standards like the Payment Request API to improve the security and user experience of online payments.
18927
Which person is known as the Director of the W3C and the inventor of the World Wide Web?
Answer:
Tim Berners-Lee
Tim Berners-Lee remains the Director and continues to influence the strategic direction of the W3C.
18928
What is the name of the W3C standard developed to describe resources and data in a machine-readable format, forming the basis of the Semantic Web?
Answer:
Resource Description Framework (RDF)
RDF is a standard model for data interchange on the Web, expressing information in subject-predicate-object triples.
18929
Which technology, often managed by the W3C, provides an API (Application Programming Interface) that allows programs to dynamically access and update the content, structure, and style of documents?
Answer:
Document Object Model (DOM)
The DOM is a cross-platform and language-independent interface that treats an HTML or XML document as a tree structure, allowing scripts to interact with it.
18930
The W3C's structure is unique because it is composed of:
Answer:
Member organizations (companies, government agencies, universities, and individuals).
The W3C's consensus process relies on the technical input and collaboration of its diverse global membership.