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
3781
Which of the following is a text-based web browser?
Answer:
All of the above
Text-based browsers are useful in command-line environments and for users with visual impairments.
3782
A satellite internet connection generally has:
Answer:
High bandwidth and high latency
While satellite can provide decent bandwidth, it has very high latency due to the immense distance the signal must travel to the satellite and back.
3783
By an extranet, we mean
Answer:
The intranets of two cooperating organizations interconnected via a secure leased line
An extranet is a controlled private network that links the intranets of two or more organizations, allowing secure communication and collaboration with trusted external partners like suppliers or customers.[simpplr+2](https://www.simpplr.com/glossary/extranet/)
3784
To secure a wireless network, you should:
Answer:
All of the above.
These are all good practices for securing a wireless network.
3785
A switch connects:
Answer:
Both b and c
A switch is used to connect devices, such as computers and printers, within the same network.
3786
Which of these is a Layer 3 switch?
Answer:
A switch that can perform some routing functions
A Layer 3 switch is a hybrid device that can act as both a switch and a router.
3787
What is a "digital certificate"?
Answer:
All of the above
Digital certificates are used to secure websites with HTTPS.
3788
The "sandbox" security feature in modern browsers is designed to:
Answer:
Isolate web pages and processes from each other and the rest of the system
Sandboxing helps to prevent malicious code on a webpage from harming your computer.
3789
Which model is more expensive to implement initially?
Answer:
Client-server model
The client-server model requires the purchase of a dedicated server and specialized server software, making it more expensive upfront.
3790
What should you do if you are being cyberbullied?
Answer:
All of the above
It is important to seek help if you are being cyberbullied.