Superscalar Architecture MCQs

By: Prof. Dr. Fazal Rehman | Last updated: June 23, 2025

45 Score: 0 Attempted: 0/45 Subscribe
1. : Superscalar architecture is characterized by what key feature?





2. : What is the primary goal of a superscalar processor?





3. : Which type of dependency can hinder instruction parallelism in superscalar architectures?





4. : How does a superscalar processor improve performance over scalar processors?





5. : Which unit in superscalar processors is responsible for detecting instruction-level parallelism?





6. : What is the primary challenge in superscalar processor design?





7. : What is “out-of-order execution” in the context of superscalar processors?





8. : Which mechanism helps in reducing pipeline stalls in superscalar architectures?





9. : How does branch prediction assist in superscalar architecture?





10. : Which of the following is not a hazard in superscalar processors?





11. : In superscalar architecture, the number of functional units is typically:





12. : What is “instruction-level parallelism” in superscalar processors?





13. : What role does the register renaming technique play in superscalar processors?





14. : In superscalar processors, structural hazards occur due to:





15. : Which of the following helps in improving instruction throughput in superscalar architecture?





16. : What is the key feature of a Very Long Instruction Word (VLIW) architecture compared to superscalar?





17. : What is a disadvantage of superscalar processors?





18. : What is the primary difference between superscalar and scalar processors?





19. : Why is out-of-order execution important in superscalar processors?





20. : Which of the following techniques is used to overcome control hazards in superscalar processors?





21. : What is the role of a reorder buffer in superscalar architecture?





22. : How does pipelining complement superscalar architectures?





23. : Which type of hazard occurs when two instructions that depend on the same data are executed out of order?





24. : What is the purpose of multiple functional units in a superscalar processor?





25. : Superscalar processors often use speculative execution to:





26. : What challenge does instruction reordering in superscalar processors address?





27. : In a superscalar processor, instruction dispatch involves:





28. : How does dynamic scheduling differ from static scheduling in superscalar processors?





29. : What is the relationship between superscalar processors and instruction-level parallelism (ILP)?





30. : What is the effect of branch misprediction in a superscalar processor?





31. : Superscalar processors can issue multiple instructions in one clock cycle based on:





32. : Which type of execution is more common in superscalar architectures?





33. : The instruction window in superscalar processors allows for:





34. : What is the primary factor that limits the scalability of superscalar processors?





35. : Which hazard is most likely to occur due to resource contention in a superscalar processor?





36. : In superscalar processors, speculative execution requires:





37. : The primary advantage of superscalar processors over pipelined processors is:





38. : How do superscalar processors handle data hazards?





39. : Which of the following instructions in a superscalar processor is most likely to cause a pipeline stall?





40. : The term “dispatch rate” in a superscalar processor refers to:





41. : The complexity of control logic in superscalar processors increases primarily due to:





42. : Which of the following is a typical limitation in superscalar processor performance?





43. : Which of the following helps in increasing the instruction throughput of superscalar processors?





44. : Why is a wider instruction fetch unit necessary in superscalar processors?





45. : Which of the following components is responsible for reordering instructions in superscalar processors?





 

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