📝 Language Based Protection in Operating System

Q1. What term describes the use of programming language concepts such as abstract data types and objects to enforce security policies?

💡 Difficulty: easy | ✅ Correct: A

Q2. A developer wants to ensure that a file is only accessed through a specific API that checks user credentials. Which language-based protection mechanism should the compiler enforce?

💡 Difficulty: medium | ✅ Correct: B

Q3. Which trade‑off best captures the relationship between hardware support for protection and the performance overhead of software validation?

💡 Difficulty: hard | ✅ Correct: D