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
4111
Can a device have both a wired and a wireless connection?
Answer:
Yes
Many devices, such as laptops, have both an Ethernet port for a wired connection and a Wi-Fi adapter for a wireless connection.
4112
Which device would you use to extend the range of a wireless network?
Answer:
A wireless repeater or extender
A wireless repeater is a device that takes an existing wireless signal and rebroadcasts it to extend its range.
4113
What is a "first-party cookie"?
Answer:
A cookie that is set by the website you are currently visiting
First-party cookies are generally used for essential website functionality, such as keeping you logged in.
4114
The term "network of networks" is often used to describe:
Answer:
The Internet
The Internet is a vast collection of interconnected networks, so it is often called a "network of networks."
4115
A network that connects a company's offices in New York and London is a:
Answer:
WAN
A WAN is necessary to connect offices that are separated by such a large geographical distance.
4116
What is the main advantage of a WAN?
Answer:
Wide geographical reach
The main advantage of a WAN is its ability to connect devices and networks over very large distances.
4117
Which browser is known for its high degree of customization options?
Answer:
Vivaldi
Vivaldi offers a wide range of settings and options that allow users to tailor the browser to their specific needs and preferences.
4118
Which device operates at the Data Link layer (Layer 2) of the OSI model?
Answer:
Switch
A switch operates at the Data Link layer and uses MAC addresses to forward data to the specific port of the destination device.
4119
Which of the following is a browser designed for mobile devices with limited resources and slow internet connections?
Answer:
All of the above
These browsers use server-side compression to reduce data usage and speed up page loading.
4120
A network that covers a college campus is a:
Answer:
LAN
Even a large campus network is considered a LAN because it is a single, contained network under one organization's control.