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
231
The "LastPass" browser extension is a:
Answer:
Password manager
LastPass is a popular password manager that can help you to create, store, and fill in strong, unique passwords for all of your online accounts.
232
A network connecting a city's government buildings would be a:
Answer:
MAN
A MAN would be used to connect government buildings that are spread across a city.
233
Which of the following is an advantage of a LAN?
Answer:
It has high bandwidth.
LANs provide high bandwidth, which means they can transfer a lot of data quickly over a short distance.
234
What is a "guest network" on a wireless router?
Answer:
A network for visitors that is separate from the main network
A guest network provides internet access to visitors without giving them access to the main network's files and devices.
235
What is bandwidth?
Answer:
The maximum amount of data that can be transmitted over a network in a given amount of time
Bandwidth is a measure of the capacity of a network connection, often expressed in bits per second (bps). It's like the width of a highway.
236
The number of websites surpassed 1 billion in:
Answer:
2014
According to Netcraft's Web Server Survey, the number of websites on the internet first surpassed 1 billion in September 2014.
237
What is a "cookie banner"?
Answer:
A pop-up window that asks you to consent to the use of cookies on a website
Cookie banners are required by law in some countries, such as the European Union.
238
Which among these is an advantage of email?
Answer:
Convenience, speed of delivery, generality, and reliability
Email is valued for its ease, quick transmission, widespread use, and dependable delivery.
239
How can you protect yourself from identity theft?
Answer:
All of the above
It is important to take steps to protect your personal information.
240
What is a "botnet"?
Answer:
A network of private computers infected with malicious software and controlled as a group without the owners' knowledge, e.g., to send spam messages
Botnets are often used to carry out DDoS attacks.