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
2891
In 2025, which US-based supercomputer was recognized as the first to officially break the 'exascale' barrier and remains a benchmark for AI workloads?
Answer:
Frontier
Frontier, located at Oak Ridge National Laboratory, is the world's first supercomputer to officially break the exascale barrier (1 quintillion calculations per second) and remained a top performer in 2025.
2892
Which Pakistan Railways app received significant updates in 2025 to facilitate digital ticketing and seat reservation?
Answer:
Rabta
The 'Rabta' app is Pakistan Railways' official platform for automated booking and travel assistance. It saw operational updates and feedback iterations in 2025 to streamline ticketing.
2893
The 'Proba-3' mission, launched in late 2024, is a collaboration involving which space agency to demonstrate precise formation flying?
Answer:
ESA (European Space Agency)
Proba-3 is an ESA mission launched in late 2024 to demonstrate high-precision formation flying of satellites, effectively creating a giant solar coronagraph in space.
2894
Which viral social media app, popular among Gen Z in 2025, is described as a 'mashup of Twitter and Myspace' with customizable text-based profiles?
Answer:
Noplace
Noplace became a viral sensation in 2025, appealing to Gen Z with its colorful, customizable text-based profiles and a focus on social updates, drawing comparisons to a mix of Twitter and Myspace.
2895
What is the name of the new digital identity initiative launched by NADRA in 2025 that allows Pakistani citizens to store their ID on mobile phones?
Answer:
NADRA Digital ID
In 2025, NADRA introduced the 'NADRA Digital ID' (via the Pak ID app), allowing citizens to carry a secure digital version of their CNIC on their smartphones for verification and services.
2896
Which operating system, released by Google in June 2025, introduced 'Desktop Windowing' for tablets to improve multitasking?
Answer:
Android 16
Android 16 was officially released in June 2025. One of its key features for tablets and large screens is 'Desktop Windowing,' allowing users to run multiple apps in resizable windows similar to a desktop environment.
2897
In November 2025, ISRO launched which communication satellite using the LVM3 launch vehicle?
Answer:
CMS-03
ISRO launched the CMS-03 communication satellite on November 2, 2025, using the LVM3-M5 vehicle, aimed at enhancing communication capabilities.
2898
Which major joint satellite mission between NASA and ISRO was launched in July 2025 to monitor Earth's changing ecosystems and ice masses?
Answer:
NISAR
The NASA-ISRO Synthetic Aperture Radar (NISAR) mission was launched in July 2025. It is a joint project to co-develop and launch a dual-frequency synthetic aperture radar satellite for observing Earth's complex processes.
2899
The 2015 Nobel Prize in Physics was awarded for the discovery of what property of neutrinos?
Answer:
Neutrino Oscillation (showing they have mass)
Takaaki Kajita and Arthur B. McDonald were awarded the 2015 Nobel Prize in Physics for the discovery of neutrino oscillations, which shows that neutrinos have mass.
2900
Who was awarded the Nobel Prize in Chemistry in 1954 for his research into the nature of the chemical bond?
Answer:
Linus Pauling
Linus Pauling received the 1954 Nobel Prize in Chemistry for his research into the nature of the chemical bond and its application to the elucidation of the structure of complex substances.