2. Which layer in the OSI model is responsible for end-to-end delivery?

Network
Transport
Session
Application

3. What does ACID stand for in database systems?

Atomicity, Consistency, Isolation, Durability
Accuracy, Complexity, Integrity, Dependency
Access, Checkpoint, Index, Delete
None of the above

4. What is the full form of ALU?

Algorithmic Logic Unit
Arithmetic Logic Unit
Arithmetic Level Unit
Automated Logic Utility

5. Which phase of the compiler performs syntax analysis?

Lexical Analyzer
Parser
Semantic Analyzer
Code Optimizer

6. A binary heap is typically used to implement which data structure?

Stack
Queue
Priority Queue
Hash Table

7. Which of the following is not a software development life cycle (SDLC) model?

Waterfall
Spiral
Agile
Turbo

8. Which language does a finite automaton accept?

Context-free
Context-sensitive
Regular
Recursive

9. What type of attack involves intercepting communication between two parties?

Brute force
DoS attack
Man-in-the-middle
Phishing

10. A solution to the critical section problem must satisfy:

Mutual Exclusion
Progress
Bounded Waiting
All of the above