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
501
What is the purpose of the "autocomplete" feature in search engines?
Answer:
To suggest search queries as you type
Autocomplete can help you to save time and find what you're looking for more quickly.
502
What is a potential downside of clearing your cache?
Answer:
It may make websites load more slowly on your next visit
This is because your browser will have to re-download all the files that were previously stored in the cache.
503
What was the original name of Yahoo\!?
Answer:
Jerry and David's Guide to the World Wide Web
Yahoo\! was started in 1994 by Jerry Yang and David Filo and was originally named "Jerry and David's Guide to the World Wide Web."
504
In what year was the first web page created?
Answer:
1991
The first web page was created by Tim Berners-Lee in 1991 and was hosted on his NeXT computer at CERN.
505
Which of the following is measured in milliseconds (ms)?
Answer:
Latency
Latency is a measure of time delay, so it is typically expressed in milliseconds.
506
A router connects:
Answer:
Two or more networks
The fundamental purpose of a router is to connect different networks.
507
What is the main webpage of a website?
Answer:
Home Page
The homepage serves as the central entry point for site visitors, usually featuring navigation and key content.
508
Which model is the basis for most of the services you use on the internet?
Answer:
Client-server model
The vast majority of internet services, including websites, email, streaming video, and online banking, use the client-server model.
509
Which network type typically uses public infrastructure like telephone lines or fiber optic cables provided by a third party?
Answer:
WAN
WANs often rely on the infrastructure of telecommunication companies to connect locations over long distances.
510
What is a "search operator"?
Answer:
A special character or word that can be used to refine a search query
Examples of search operators include quotation marks, minus signs, and "site:".