Computer Science - IT MCQs
Topic Notes: Computer Science - IT
<p>MCQs and preparation resources for competitive exams, covering important concepts, past papers, and detailed explanations.</p>
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
611
How many different values can be represented with 4 bits?
Answer:
16
With 'n' bits, you can represent 2^n different values. Therefore, with 4 bits, you can represent 2^4 = 16 different values (from 0000 to 1111).
612
Which of these is considered a universal logic gate?
Answer:
NOR Gate
A NOR gate is universal because it can be combined to implement any other logic gate.