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
3751
How would QoS be used on a corporate network?
Answer:
To give video conferencing traffic priority over email traffic
This is a classic use of QoS, as video conferencing is sensitive to latency and jitter, while email is not.
3752
What does the top-level domain ".org" typically signify?
Answer:
A non-profit organization
".org" is primarily used by non-profit organizations.
3753
The first web browser to support CSS was:
Answer:
Internet Explorer 3
Internet Explorer 3, released in 1996, was the first commercial browser with a reasonably complete implementation of CSS.
3754
Which network type is defined by its scale?
Answer:
All of the above
LAN, WAN, and MAN are all primarily defined and distinguished by the geographical scale they cover.
3755
What is "identity theft"?
Answer:
The fraudulent acquisition and use of a person's private identifying information, usually for financial gain
Identity theft is a serious crime that can have devastating consequences.
3756
Which of the following does NOT affect latency?
Answer:
The amount of bandwidth you have
Increasing your bandwidth does not reduce the time it takes for a single bit to travel from one point to another. Latency is primarily a function of distance and the processing time of network devices.
3757
What is a "404 error"?
Answer:
A message that indicates that the requested page could not be found
A 404 error is a common error that you may encounter when browsing the web.
3758
What is the name of the feature in some browsers that allows you to view a web page as it would appear on a mobile device?
Answer:
All of the above
This is a useful tool for web developers who need to test how their websites look on different screen sizes.
3759
Firefox is developed by which organization?
Answer:
The Mozilla Foundation
Firefox is a free and open-source web browser developed by the Mozilla Foundation and its subsidiary, the Mozilla Corporation.
3760
In a P2P network, each computer is responsible for its own:
Answer:
Both a and b
In a P2P network, there is no central administrator, so each user is responsible for their own computer's security and data backups.