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
401
The benefit of dial-up Internet is:
Answer:
Uses existing telephone lines
Dial-up utilizes standard phone lines for Internet access.
402
Which of these is an example of circuit switching?
Answer:
Making a traditional landline phone call
The old telephone system works by creating a dedicated, end-to-end circuit for the duration of the call.
403
In the URL "[https://www.example.com/page](https://www.google.com/search?q=https://www.example.com/page)", what is "[www.example.com](https://www.example.com)"?
Answer:
The domain name
The domain name is a human-readable address that points to a specific IP address on the internet.
404
Which shortcut key is used to open a new tab in most web browsers?
Answer:
Ctrl + T
Ctrl + T opens a new tab, allowing users to browse multiple pages simultaneously.
405
What are "organic search results"?
Answer:
The search results that are not paid advertisements
Organic search results are ranked based on their relevance to the search query.
406
What is the name of the algorithm that Google uses to rank web pages in its search results?
Answer:
All of the above
Google uses a complex system of algorithms to rank web pages. PageRank was one of the original algorithms, but many others have been added over the years, such as Hummingbird, RankBrain, and BERT.
407
Which type of network requires a wireless access point (WAP)?
Answer:
Wireless network
A wireless access point is the device that broadcasts the Wi-Fi signal, allowing wireless devices to connect to the network.
408
A "hotspot" is an example of a:
Answer:
Wireless network
A hotspot is a physical location where people may obtain internet access, typically using Wi-Fi technology, via a wireless local-area network.
409
Which model is more suitable for applications that require high security and control?
Answer:
Client-server model
The centralized control of the client-server model is essential for applications that handle sensitive data, like banking or e-commerce.
410
A "domain" in Windows is an example of a:
Answer:
Client-server network
A domain is a client-server network that is controlled by a central server called a domain controller.