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
4051
What is a potential downside of using a browser's built-in password manager?
Answer:
All of the above
While browser password managers are convenient, a dedicated password manager may offer more features and better security.
4052
What was the first social media platform?
Answer:
https://www.google.com/search?q=SixDegrees.com
Launched in 1997, https://www.google.com/search?q=SixDegrees.com is considered the first social networking site, allowing users to create a profile and make friends with other users.
4053
The time it takes for a router to process a packet's header is part of the:
Answer:
Latency
Processing delay at each network device contributes to the overall end-to-end latency.
4054
What is a "country code top-level domain" (ccTLD)?
Answer:
A TLD that is reserved for a specific country or territory
Examples of ccTLDs include ".uk" for the United Kingdom, ".de" for Germany, and ".jp" for Japan.
4055
What is the purpose of the "pop-up blocker" in a web browser?
Answer:
To prevent new browser windows from opening automatically
Pop-up blockers are designed to stop intrusive pop-up ads, but they can sometimes block legitimate pop-up windows as well.
4056
How can you spot misinformation and disinformation?
Answer:
All of the above
It is important to be a savvy consumer of information in today's digital world.
4057
The Internet operates based on:
Answer:
A set of common communication rules (protocols)
Protocols enable devices to communicate over the Internet.
4058
What is the "do not track" (DNT) header?
Answer:
A request that your browser can send to websites asking them not to track your browsing activity
Websites are not required to honor the DNT request, so it is not a very effective way to protect your privacy.
4059
What is the name of the feature in some browsers that allows you to send a web page from one device to another?
Answer:
All of the above
This is a convenient way to continue browsing on a different device.
4060
If you have high bandwidth but also high latency, what would be the effect?
Answer:
You could download large files quickly, but web browsing would feel slow.
High bandwidth allows for a large volume of data transfer, but high latency means there is a significant delay for each individual request, making interactive tasks like web browsing feel sluggish.