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
101
What is the specific classification for a virus that targets and infects the boot sector, which is the initial portion of a hard drive?
Answer:
Boot sector virus
A boot sector virus is a type of malicious software that infects the master boot record (MBR) or the boot sector of a storage device. By infecting this critical area, the virus ensures it is loaded into memory every time the computer starts up.
102
What is the specific term for a logic bomb that is triggered by a pre-defined date or time?
Answer:
Time bomb
A logic bomb is a piece of code intentionally inserted into a software system that will set off a malicious function when specified conditions are met. When the condition for activation is a specific date or time, it is commonly referred to as a time bomb. These are often used to execute payloads at a future, predetermined moment.