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
601
What is a "peer" in a P2P network?
Answer:
A computer that can be both a client and a server
The defining feature of a P2P network is that each peer has equivalent capabilities and can share and request resources.
602
The Internet enables you to:
Answer:
All of the above
The Internet facilitates email communication, web browsing, and connections to servers globally.
603
What are some of the things that service workers can do?
Answer:
All of the above
Service workers are a very versatile technology.
604
In which model does the performance of the network depend on the number of peers online?
Answer:
Peer-to-peer model
In many P2P systems like BitTorrent, the more peers that are sharing a file, the faster the download speeds are for everyone.
605
What is a "search engine results page" (SERP)?
Answer:
The page that is displayed by a search engine in response to a query
The SERP typically includes a list of organic search results and paid advertisements.
606
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.
607
What is the primary technology used in wired LANs?
Answer:
Ethernet
Ethernet is the most common technology for wired Local Area Networks (LANs).
608
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.
609
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.
610
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.