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
6711
What does **JSON** stand for?
Answer:
JavaScript Object Notation
**JSON** is an open standard file format and data interchange format that uses human-readable text to store and transmit data objects consisting of attribute–value pairs and array data types.
6712
What does **XML** stand for?
Answer:
Extensible Markup Language
**XML** is a markup language that defines a set of rules for encoding documents in a format that is both human-readable and machine-readable.
6713
What does **ML** stand for in computer science?
Answer:
Machine Learning
**ML** is the study of computer algorithms that improve automatically through experience and by the use of data.
6714
What does **QR** stand for in QR Code?
Answer:
Quick Response
A **QR code** (Quick Response code) is a type of matrix barcode (or two-dimensional barcode) invented in 1994 by the Japanese automotive company Denso Wave.
6715
What does **SaaS** stand for in cloud computing?
Answer:
Software as a Service
**SaaS** is a software licensing and delivery model in which software is licensed on a subscription basis and is centrally hosted.
6716
What does **WAN** stand for in networking?
Answer:
Wide Area Network
A **WAN** is a telecommunications network that extends over a large geographical area for the primary purpose of computer networking.
6717
What does **DSL** stand for?
Answer:
Digital Subscriber Line
**DSL** is a family of technologies that are used to transmit digital data over telephone lines.
6718
What does **CMOS** stand for in electronics?
Answer:
Complementary Metal-Oxide-Semiconductor
**CMOS** is a technology for constructing integrated circuits, used in microprocessors, microcontrollers, static RAM, and other digital logic circuits.
6719
What does **ASCII** stand for?
Answer:
American Standard Code for Information Interchange
**ASCII** is a character encoding standard for electronic communication. ASCII codes represent text in computers, telecommunications equipment, and other devices.
6720
What does **NFC** stand for?
Answer:
Near Field Communication
**NFC** is a set of communication protocols for communication between two electronic devices over a distance of 4 cm (11⁄2 in) or less.