Instruction Set Architecture (ISA) MCQs

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1. : What does ISA stand for in computer architecture?



2. : Which of the following is NOT a component of the ISA?



3. : Which of the following types of ISAs is commonly used in RISC architectures?



4. : In a stack-based ISA, where are operands typically stored?



5. : The MIPS architecture is an example of which type of ISA?



6. : Which architecture uses complex instructions and allows multiple operations in a single instruction?



7. : Which of the following is a characteristic of a RISC architecture?



8. : What is the main advantage of a RISC architecture?



9. : Which of the following is NOT a typical feature of a CISC architecture?



10. : In an accumulator-based ISA, the primary operand is stored in:



11. : Which of the following ISAs uses a large number of general-purpose registers?



12. : In VLIW (Very Long Instruction Word) architecture, how are instructions typically executed?



13. : Which of the following architectures is designed to minimize the complexity of hardware?



14. : What is the primary purpose of addressing modes in an ISA?



15. : Which type of instruction in an ISA moves data from one location to another?



16. : What type of addressing mode uses the actual memory address of the operand?



17. : Which addressing mode uses a constant value as an operand?



18. : In which addressing mode is the effective address of the operand stored in a register?



19. : What does the term “instruction format” refer to in an ISA?



20. : In a RISC architecture, how many clock cycles are typically required for a load/store operation?



21. : Which of the following instructions is typically NOT found in a RISC ISA?



22. : In a load/store architecture, which of the following is true?



23. : Which ISA uses variable-length instructions?



24. : In x86 architecture, which addressing mode is used when an operand’s memory location is specified by a base register and an offset?



25. : Which type of ISA architecture typically supports instructions that can combine arithmetic and memory operations?



26. : In RISC architecture, which of the following is a common feature of instruction execution?



27. : What is the main function of the control unit in an ISA?



28. : In an ISA, which component interprets machine instructions?



29. : Which ISA type is more likely to use pipelining for improving performance?



30. : What type of instructions does a RISC architecture typically emphasize?



31. : The main advantage of a VLIW architecture is:



32. : Which of the following is true for CISC architecture?



33. : Which of the following instructions controls the flow of a program in an ISA?



34. : Which type of ISA architecture typically uses simpler hardware design and instructions?



35. : Which type of instruction in an ISA performs logical AND, OR, and NOT operations?



36. : What is the main difference between CISC and RISC architectures?



37. : In which type of instruction set are load and store operations typically separated from arithmetic operations?



38. : The main advantage of using fewer instructions in a RISC architecture is:



39. : What is a common characteristic of EPIC architecture?



40. : Which of the following architectures is designed for highly parallel instruction execution?



41. : The ARM architecture is an example of which type of ISA?



42. : In a CISC architecture, which of the following is typically true?



43. : Which of the following addressing modes uses the sum of a register value and an immediate value as the effective address?



44. : The MIPS ISA primarily focuses on:



45. : Which type of instruction in an ISA typically performs conditional branching?



46. : The PowerPC architecture is based on which type of ISA?



47. : In a RISC ISA, which of the following typically happens?



48. : Which instruction set is commonly associated with Intel x86 processors?



49. : Which type of ISA requires explicit load and store instructions to move data between memory and registers?



50. : Which addressing mode uses a register as a pointer to the location of the operand?



 

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