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
61
Which famous supercomputer defeated Garry Kasparov at chess in 1997?
Answer:
Deep Blue
IBM's Deep Blue was the first computer chess-playing system to win both a chess game and a chess match against a reigning world champion under regular time controls.
62
What is 'Git'?
Answer:
A version control system
Git is a distributed version control system used to track changes in source code during software development.
63
What is 'Encryption'?
Answer:
Encoding information so only authorized parties can access it
Encryption transforms readable data (plaintext) into an unreadable format (ciphertext) using an algorithm and a key.
64
What does 'VPN' stand for?
Answer:
Virtual Private Network
A VPN extends a private network across a public network and enables users to send and receive data across shared or public networks as if their computing devices were directly connected to the private network.
65
What is a 'Bug' in computer terminology?
Answer:
An error, flaw, or fault in a computer program
A bug is a coding error that causes a program to produce an incorrect or unexpected result.
66
Which of the following is an example of 'Unsupervised Learning'?
Answer:
Clustering customers based on purchasing behavior (unlabeled data)
Unsupervised learning involves training a model on data that has not been labeled, classified, or categorized, often used to find hidden patterns like clusters.
67
What is 'SaaS' in cloud computing?
Answer:
Software as a Service
SaaS is a software distribution model in which a third-party provider hosts applications and makes them available to customers over the Internet (e.g., Google Workspace, Salesforce).
68
What does 'HTML' stand for?
Answer:
HyperText Markup Language
HTML is the standard markup language for creating web pages and web applications.
69
What is 'Computer Vision'?
Answer:
A field of AI that enables computers to derive meaningful information from digital images/videos
Computer Vision allows computers to 'see' and understand visual data, used in facial recognition, self-driving cars, and medical imaging.
70
What is the difference between VR (Virtual Reality) and AR (Augmented Reality)?
Answer:
VR immerses users in a fully digital environment, while AR overlays digital elements on the real world
VR replaces your view with a digital world (e.g., Oculus Rift), while AR adds to it (e.g., Pokémon GO).