Computer Science/IT MCQs
Topic Notes: Computer Science/IT
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
4201
The first search engine to use PageRank algorithm was:
Answer:
Google
Google's founders Larry Page and Sergey Brin developed the PageRank algorithm at Stanford University, which was a key part of their search engine's success.
4202
What is the primary technology used in wired LANs?
Answer:
Ethernet
Ethernet is the most common technology for wired Local Area Networks (LANs).
4203
What is the process of synchronizing your browser data (bookmarks, history, passwords) across multiple devices called?
Answer:
Browser sync
Browser sync allows you to access your personal browser data from any device where you are signed in to your account.
4204
Which network type is the easiest to set up?
Answer:
PAN
PANs, especially those using Bluetooth, are typically the easiest to set up, often involving a simple pairing process.
4205
More hops generally lead to:
Answer:
Higher latency
Each hop adds a small amount of processing delay, so a path with more hops will have a higher overall latency.
4206
A network connecting a few computers in a home for file sharing is a:
Answer:
LAN
A home network is a small, privately owned network, which is the definition of a LAN.
4207
What was the name of the first widely used graphical web browser?
Answer:
Mosaic
NCSA Mosaic was the first widely used graphical web browser, developed at the National Center for Supercomputing Applications (NCSA). It was instrumental in popularizing the World Wide Web.
4208
The performance of a wireless network can be affected by:
Answer:
All of the above
All of these factors can impact the speed and reliability of a wireless connection.
4209
The term "weblog," which was later shortened to "blog," was coined by:
Answer:
Jorn Barger
The term "weblog" was coined by Jorn Barger in 1997.
4210
What is the "same-origin policy" in web browsers?
Answer:
A security measure that restricts how a document or script loaded from one origin can interact with a resource from another origin
The same-origin policy is a critical security mechanism in web browsers.