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
81
Which device is primarily responsible for rendering images and video, often used heavily in AI training?
Answer:
GPU
The Graphics Processing Unit (GPU) is specialized for parallel processing, making it ideal for the heavy matrix calculations required in training neural networks.
82
What does 'NLP' stand for in AI?
Answer:
Natural Language Processing
NLP is a branch of AI concerned with the interactions between computers and human language, enabling computers to understand, interpret, and generate human language.
83
What is 'Open Source' software?
Answer:
Software with source code that anyone can inspect, modify, and enhance
Open source software is released under a license in which the copyright holder grants users the rights to study, change, and distribute the software (e.g., Linux, Android).
84
Which AI program defeated the world champion of the game Go in 2016?
Answer:
AlphaGo
Developed by Google DeepMind, AlphaGo became the first computer program to defeat a professional human Go player (Lee Sedol) without handicaps.
85
What is the 'Internet of Things' (IoT)?
Answer:
The network of physical objects embedded with sensors and software
IoT refers to the billions of physical devices around the world that are now connected to the internet, collecting and sharing data (e.g., smart thermostats, fridges).
86
Who was the first computer programmer?
Answer:
Ada Lovelace
Ada Lovelace wrote the first algorithm intended for a machine (Babbage's Analytical Engine), making her the first computer programmer.
87
In AI, what is 'Overfitting'?
Answer:
When a model fits the training data too well and performs poorly on new data
Overfitting happens when a model learns the detail and noise in the training data to the extent that it negatively impacts the performance of the model on new data.
88
What does SQL stand for?
Answer:
Structured Query Language
SQL is the standard programming language for managing and manipulating relational databases.
89
What is the main purpose of a 'Firewall'?
Answer:
To monitor and control incoming and outgoing network traffic
A firewall is a network security device that monitors and filters network traffic based on an organization's previously established security policies.
90
What is 'Phishing'?
Answer:
A cyber attack used to steal user data via fraudulent communications
Phishing involves sending fraudulent emails or messages that appear to come from a reputable source to steal sensitive data like login info or credit card numbers.