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
71
A word in a webpage that, when clicked, opens another document is called a:
Answer:
Hyperlink
A hyperlink is a clickable word, phrase, or image that links to another document or webpage.
72
What is a "terms of service" (ToS) agreement?
Answer:
All of the above
It is important to read the ToS agreement before you use a website, as you are legally bound by its terms.
73
In a client-server network, what is the role of the client?
Answer:
To request services from the server
The client is the computer that requests resources or services (like files, web pages, or printing) from the server.
74
What does "full-duplex" mean in the context of a wired network?
Answer:
Data can be sent and received simultaneously.
Full-duplex communication, common in wired Ethernet, allows for two-way data transmission at the same time.
75
What is the "IndexedDB" API?
Answer:
A low-level API for client-side storage of significant amounts of structured data, including files/blobs
IndexedDB is a powerful tool for building web applications that work offline.
76
A device that connects two or more network segments and forwards packets between them is a:
Answer:
Router
This is the definition of a router.
77
The first peer-to-peer file sharing network was:
Answer:
Napster
Napster, launched in 1999, was the first widely used peer-to-peer file sharing service, primarily for sharing MP3 audio files.
78
What is a common sign of a phishing email?
Answer:
All of the above
It is important to be vigilant for these and other signs of a phishing attack.
79
What is the name of the feature in some browsers that allows you to take a screenshot of a webpage?
Answer:
All of the above
This feature is becoming increasingly common in web browsers.
80
A cable TV network is an example of a:
Answer:
MAN
Cable TV networks often span an entire city, providing service to many homes and businesses, which fits the description of a MAN.