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
4121
A university campus network is an example of a:
Answer:
LAN
While a campus network can be large, it is still considered a LAN because it is a privately owned network within a limited geographical area.
4122
What is a "service worker"?
Answer:
A script that your browser runs in the background, separate from a web page, opening the door to features that don't need a web page or user interaction
Service workers are a powerful new technology that is enabling a new generation of web applications.
4123
If one computer in a P2P network fails, what happens to the network?
Answer:
The other computers can still communicate with each other.
P2P networks are more resilient to the failure of a single peer, as there is no central point of failure.
4124
How can you protect your autofill data?
Answer:
All of the above
It is important to take steps to protect your autofill data, as it can be very sensitive.
4125
What is the name of the feature in Firefox that allows you to save web pages for later reading?
Answer:
Pocket
Pocket is a service that is integrated into Firefox for saving articles, videos, and other content from the web.
4126
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.
4127
Which of the following is a Russian search engine?
Answer:
Yandex
Yandex is the most popular search engine in Russia.
4128
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.
4129
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.
4130
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.