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
3621
What is the birthplace of the World Wide Web?
Answer:
CERN
The World Wide Web was invented by Tim Berners-Lee at CERN, the European Organization for Nuclear Research, located near Geneva, Switzerland. He proposed the project in 1989 to help physicists around the world share information more easily.
3622
"Gigabit Ethernet" refers to a bandwidth of:
Answer:
1,000,000,000 bits per second
"Giga" is the prefix for a billion, so Gigabit Ethernet has a bandwidth of 1 Gbps.
3623
Which device would you use to connect two separate LANs?
Answer:
Router
A router is the device specifically designed to connect different networks.
3624
Which device is used to connect a LAN to the internet?
Answer:
Router
A router is the gateway between a local area network (LAN) and a wide area network (WAN) like the internet.
3625
In a P2P network, where are the resources (files, printers) located?
Answer:
Distributed among the peer computers
Resources in a P2P network are shared directly from the hard drives of the individual peer computers.
3626
What does it mean to use quotation marks around a phrase in a search query?
Answer:
It tells the search engine to search for that exact phrase
This is a useful way to narrow down your search results and find more relevant information.
3627
What is the difference between a hard refresh and a regular refresh?
Answer:
All of the above
A hard refresh is a more powerful way to reload a page.
3628
The "uBlock Origin" is a popular browser extension for:
Answer:
Blocking ads and trackers
uBlock Origin is a free and open-source, cross-platform browser extension for content filtering, including ad blocking.
3629
Which of the following is a search engine owned by Microsoft?
Answer:
Bing
Bing is the second largest search engine in the world after Google.
3630
Which model is more complex to design and implement?
Answer:
Client-server model
The client-server model requires more planning, specialized hardware, and software, making it more complex.