🧪 UART MCQ Quiz Hub

UART Mcq unit 2

Choose a topic to test your knowledge and improve your UART skills

1. The data rate of an SPI is __________




2. Which one of the following scalability is low?




3. What is the standard form of USR?




4. The transmitter type of SPI is __________




5. The data rate of I2C is ___________




6. Which one of the following scalability is high?




7. What is the standard form of UBRR? None of the above




8. The maximum speed of a UART is ___________




9. The maximum speed of an SPI is ___________




10. What is the standard form of UCR?




11. The transmitter type of I2C is _______




12. The maximum speed of I2C is ___________




13. The maximum distance of a UART is ___________




14. In a UART, the maximum possible number of devices in a bus is ___________




15. The associated protocol for serial interface RS-422 is ___________ UART I2C SPI




16. The master unit is ______ in UART




17. The maximum speed of RS-485 is ________




18. The maximum distance of SPI is ___________




19. In SPI, the maximum possible number of devices in a bus is ___________




20. The master unit is ______ in USB 2.0




21. The speed of USB is ______




22. The speed of SCSI is ______




23. The maximum distance of I2C is ____________




24. In I2C, the maximum possible number of devices in a bus is _________




25. The maximum throughput of RS 232 is _____________




26. The product availability of RS-232 is _____________




27. The maximum distance of RS-485 is _________




28. The maximum throughput of an Ethernet is _____________




29. The maximum cable length of RS-232 is ___________




30. The maximum cable length of USB is ______




31. What is the standard form of PCON?




32. How many lines does I2C use between multiple slaves and multiple masters?




33. What is the standard form of UARTFR?




34. Which one of the following is a write-only register?




35. The UART transmitter consists of ___________




36. An UART used for _______ access




37. What is the standard form of MCR?




38. ________ are the revision identification registers




39. What is the standard form of MDR?




40. Which register contains the data to be transmitted?




41. Which register contains the data which is recently received?




42. Which register controls the universal asynchronous receiver transmitter frame formatting?




43. What is the standard form of MSR?




44. Which register is used to disable/enable the transmission?




45. Which one of the following registers is a least significant byte of a universal asynchronous receiver transmitter baud rate generator value?




46. Which one of the following registers is a most significant byte of a universal asynchronous receiver transmitter baud rate generator value?




47. What is the standard form of UDRE?




48. What are the applications of a UART?




49. What is the standard form of DUDRE?




50. The UART 16550A has ____________FIFO buffers