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
3691
What does MAN stand for?
Answer:
Metropolitan Area Network
MAN stands for Metropolitan Area Network, a network that covers a geographic area the size of a city.
3692
Which network type is generally the most secure?
Answer:
LAN
LANs are generally more secure than WANs because they are privately owned and have a smaller, more controlled area to protect.
3693
What is "HTTPS"?
Answer:
A secure version of the HTTP protocol that encrypts the communication between your browser and the web server
You should always look for "https://" at the beginning of the URL and a padlock icon in the address bar when you are entering sensitive information on a website.
3694
What is the medium of transmission for a wired network?
Answer:
Physical cables
Wired networks use physical media like copper wires or fiber optic cables to transmit data.
3695
What is the name of the organization that manages the global domain name system?
Answer:
ICANN
The Internet Corporation for Assigned Names and Numbers (ICANN) is a non-profit organization responsible for coordinating the maintenance and procedures of several databases related to the namespaces of the Internet.
3696
Which device is concerned with frames?
Answer:
Switch
A switch operates at the Data Link layer, which deals with data in the form of frames.
3697
A "bottleneck" in a network is:
Answer:
A point of congestion that slows down the entire network
A bottleneck is a component that limits the overall performance of a system, like a single slow link in an otherwise fast network.
3698
What is a "meta search engine"?
Answer:
A search engine that searches other search engines and combines the results
Examples of meta search engines include Dogpile and Startpage.
3699
The first internet meme is considered to be:
Answer:
Dancing Baby
The "Dancing Baby," also known as "Baby Cha-Cha," was one of the first internet memes, spreading through email chains in the late 1990s.
3700
What is a "parked domain"?
Answer:
All of the above
Domain parking is often used to reserve a domain name for future use or to generate revenue from advertising.