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VLSI Design (Very-Large-Scale Integration) MCQs

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1. Which term best describes the integration level of circuits in VLSI?





2. The primary objective of VLSI technology is to:





3. Which of the following is not a step in the VLSI design flow?





4. Moore’s Law predicts that the number of transistors on a microchip:





5. Which of the following is not a typical semiconductor material used in VLSI circuits?





6. Which logic family is characterized by high speed and low power consumption?





7. Which VLSI design style uses pre-defined logic gates and flip-flops?





8. The term “FPGA” stands for:





9. The process of converting a hardware description language (HDL) into a gate-level netlist is called:





10. Which of the following is not a typical design abstraction level in VLSI design?





11. A flip-flop is a fundamental building block used in digital circuits to store:





12. Which tool is used to verify the timing characteristics of a VLSI design?





13. Which of the following is not a key factor influencing the power consumption in VLSI circuits?





14. The technique used to reduce power consumption by switching off unused parts of the circuit is called:





15. The process of creating multiple layers of interconnects on a semiconductor wafer is called:





16. Which law describes the relationship between power dissipation, capacitance, and frequency in VLSI circuits?





17. The delay introduced in a CMOS circuit primarily depends on:





18. Which type of memory is typically used for cache memory in VLSI systems?





19. The process of physically placing logic gates and other circuit elements on a semiconductor die is called:





20. Which CAD tool is used to ensure that the layout of a VLSI design meets all design rules and constraints?





21. The term “DRC” in VLSI design stands for:





22. Which of the following is a popular HDL used for VLSI design?





23. Which of the following is not a typical input/output (I/O) interface standard used in VLSI systems?





24. The purpose of clock skew optimization in VLSI design is to:





25. The term “RTL” in VLSI design stands for:





26. The process of converting a behavioral description into a structural representation is known as:





27. Which of the following is not a step in the fabrication process of VLSI circuits?





28. The technique used to minimize signal delay by placing logic elements closer together is called:





29. Which of the following is a typical challenge in VLSI design at nanoscale technology nodes?





30. The process of creating a mask set for photolithography during semiconductor fabrication is known as:





31. Which law governs the scaling of VLSI devices to smaller feature sizes?





32. The technique used to verify the functional correctness of a VLSI design using test patterns is called:





33. Which of the following is a key consideration in the choice of semiconductor substrate material for VLSI circuits?





34. The term “EDA” in the context of VLSI design stands for:





35. The process of connecting different parts of a VLSI circuit with wires is called:





36. Which of the following is a technique used to reduce power consumption in CMOS circuits?





37. The term “GDSII” refers to:





38. Which of the following is a technique used to mitigate the effects of electromigration in VLSI circuits?





39. The process of manufacturing transistors on a semiconductor substrate is called:





40. Which of the following is not a typical component of a VLSI design flow?





41. The technique used to model the behavior of an entire VLSI system is called:





42. Which of the following is a technique used to improve the reliability of VLSI circuits?





43. The process of removing unwanted material from a semiconductor wafer is called:





44. Which of the following is not a typical consideration in VLSI design for manufacturability?





45. The process of physically connecting a semiconductor die to its package is called:





46. Which of the following is a technique used to reduce electromagnetic interference (EMI) in VLSI circuits?





47. The technique used to verify the logical equivalence between two representations of a circuit is called:





48. Which of the following is a technique used to improve yield in semiconductor manufacturing?





49. The process of writing the design data to a semiconductor wafer is called:





50. Which of the following is a technique used to reduce crosstalk in VLSI circuits?





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