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
4131
What does a packet contain?
Answer:
All of the above
A packet is a formatted block of data that includes the payload (the actual data), header information (like source and destination IP addresses), and sometimes a trailer.
4132
Who are considered the "fathers of the Internet"?
Answer:
Vint Cerf and Bob Kahn
Vint Cerf and Bob Kahn are credited with designing the TCP/IP protocols, which are the fundamental communication protocols at the heart of the Internet.
4133
What is "browser fingerprinting"?
Answer:
A technique used to identify and track users based on their browser and system configuration
Browser fingerprinting can be used to track you even if you have disabled cookies.
4134
What does LAN stand for?
Answer:
Local Area Network
LAN stands for Local Area Network, which is a network that is limited to a small geographical area such as a home, school, or office building.
4135
What is "semantic search"?
Answer:
A type of search that seeks to understand the intent and contextual meaning of a query
Semantic search aims to provide more relevant and accurate results by going beyond the literal meaning of the words in your query.
4136
What is a "knowledge graph"?
Answer:
A knowledge base used by Google to enhance its search results with information gathered from a variety of sources
The knowledge graph is often displayed in a box on the right-hand side of the SERP.
4137
In order to interpret XML documents one should
Answer:
Have a document type definition which defines the tags
XML documents are validated and interpreted using a DTD that specifies tag structure.
4138
How can you protect your computer from becoming part of a botnet?
Answer:
All of the above
It is important to take steps to protect your computer from being infected with malware.
4139
Which device works in full-duplex mode, allowing devices to send and receive data simultaneously?
Answer:
Switch
Switches operate in full-duplex mode, which means each port can send and receive data at the same time, eliminating collisions.
4140
The term "client" can refer to:
Answer:
All of the above
The term "client" can be used to describe the user, the machine, or the program that is making a request.