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
51
What does TCP stand for in the context of computer networking?
Answer:
Transmission Control Protocol
TCP stands for Transmission Control Protocol. It is one of the main protocols of the Internet protocol suite. It provides reliable, ordered, and error-checked delivery of a stream of octets (bytes) between applications running on hosts communicating via an IP network.
52
Start and stop bits in serial communication are used for:
Answer:
Synchronization
In asynchronous communication, start and stop bits are used to synchronize the receiver's clock with the incoming data stream for each character.
53
Identify the signal that is not a standard RS 232-C signal.
Answer:
VDR
VDR is not defined in the RS 232-C standards, while signals like RTS and DSR are standard.
54
Which protocol provides complete transport layer services to applications?
Answer:
TCP
TCP (Transmission Control Protocol) provides reliable, ordered, and error-checked delivery of a stream of data between applications.