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
531
The "Dark Reader" browser extension:
Answer:
Inverts the colors of web pages to create a dark mode
Dark mode can be easier on the eyes, especially at night.
532
Which of the following is a Russian search engine?
Answer:
Yandex
Yandex is the most popular search engine in Russia.
533
Which protocol is the foundation of data communication for the World Wide Web?
Answer:
HTTP (Hypertext Transfer Protocol)
HTTP is an application protocol for distributed, collaborative, hypermedia information systems. It is the foundation of data communication for the World Wide Web.
534
What does it mean to "clear your history"?
Answer:
To delete the list of all the websites you have visited
Clearing your history can help to protect your privacy, but it will also make it more difficult to find a page that you have visited before.
535
What is the name of the feature in some browsers that allows you to group tabs together?
Answer:
All of the above
Different browsers use different names for this feature, but the functionality is essentially the same.
536
What does a packet contain?
Answer:
All of the above
A packet is a formatted block of data that includes the payload (the actual data), header information (like source and destination IP addresses), and sometimes a trailer.
537
Who are considered the "fathers of the Internet"?
Answer:
Vint Cerf and Bob Kahn
Vint Cerf and Bob Kahn are credited with designing the TCP/IP protocols, which are the fundamental communication protocols at the heart of the Internet.
538
What is "browser fingerprinting"?
Answer:
A technique used to identify and track users based on their browser and system configuration
Browser fingerprinting can be used to track you even if you have disabled cookies.
539
What does LAN stand for?
Answer:
Local Area Network
LAN stands for Local Area Network, which is a network that is limited to a small geographical area such as a home, school, or office building.
540
What is "semantic search"?
Answer:
A type of search that seeks to understand the intent and contextual meaning of a query
Semantic search aims to provide more relevant and accurate results by going beyond the literal meaning of the words in your query.