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
3851
What is a "fact-checking" website?
Answer:
A website that is dedicated to verifying the accuracy of information
Fact-checking websites can be a valuable tool for identifying fake news and misinformation.
3852
What is "phishing"?
Answer:
An attempt to trick you into revealing sensitive information, such as your username, password, or credit card details, by masquerading as a trustworthy entity in an electronic communication
Phishing attacks are often carried out via email, but they can also occur through text messages, social media, and other channels.
3853
What is a key difference between a LAN and a WAN?
Answer:
The geographical area they cover
The most significant difference between a LAN and a WAN is the geographical area they span. LANs are local, while WANs are widespread.
3854
XML stands for
Answer:
Extended Markup Language
XML is a flexible markup language for structuring data.
3855
Which of the following is used to find information on the World Wide Web?
Answer:
Search engine
A search engine (like Google, Bing, or DuckDuckGo) is a specialized website that allows users to find information on the World Wide Web. Users enter keywords, and the search engine returns a list of relevant web pages from its vast index.
3856
The first banner ad appeared on the web in:
Answer:
1994
The first clickable banner ad was sold by HotWired to AT\&T in 1994.
3857
A web page is located using a
Answer:
Uniform Resource Locator
A URL uniquely identifies the address of a web page on the Internet.
3858
What is the rendering engine used by Mozilla Firefox?
Answer:
Gecko
Gecko is a browser engine developed by Mozilla. It is used in the Firefox web browser, the Thunderbird email client, and other projects.
3859
Which type of network is more susceptible to interference?
Answer:
Wireless network
Wireless networks can be affected by interference from other wireless devices, physical obstructions, and even microwave ovens.
3860
How can you protect yourself from catfishing?
Answer:
All of the above
It is important to be careful when you are talking to people online.