🧪 UART MCQ Quiz Hub

UART Mcq unit 1

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

1. How many wires does UART use?




2. The UART frame consists of ___________ bits




3. Which bit is used for error detection?




4. In which parity the number of 1’s must be even?




5. ___________ are the UART registers




6. Which one of the following registers contains settings for the UART?




7. Which one of the following registers contains information about the UART state or condition?




8. The universal asynchronous receiver transmitter can be _____________




9. In which parity the number of 1’s must be odd?




10. The number of bits sent every second is known as ________ rate




11. The number of symbols sent every second is known as ________ rate




12. Which one is a type of UART flag?




13. Which one is a type of UART register?




14. What is the standard form of TDRE?




15. ___________ is an example for data communication equipment




16. What is the standard form of DTE?




17. What is the standard form of RDRF?




18. ____________ is an example for data terminal equipment




19. What is the standard form of DCE?




20. What are the advantages of UART?




21. What is the standard form of RDR?




22. What are the disadvantages of UART?




23. What is the function of the UARTn_TXD signal?




24. The transmitter section of an UART consists of __________




25. What is the standard form of RSR?




26. What is the standard form of RSR?




27. What is the function of UARTn_RTX?




28. Which one of the following was used to enable or disable the interrupt request?




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




30. What is the standard form of TDR?




31. Which one of the following is a divisor latch?




32. The baud rate of 8-bit UART is ___________ 1200bps




33. In 8-bit UART 1 byte is equal to ____________ bits




34. The bits transferred per second is _______ in 8-bit UART




35. The data in a UART is detected by __________




36. What is the standard form of TSR?




37. The baud rate of 16 bit UART is ___________




38. In 16-bit UART 1 byte is equal to ____________ bits




39. The bits transferred per second is ______ in 16 bit UART




40. Which register does UART contain?




41. What is the standard form of SCCR?




42. _______ are the handshaking signals




43. The MSP430 family operates in _________ mode




44. What is the standard form of SCSR?




45. The speed of the UART is ________ compare to USART




46. Which one of the following uses data signal for its functioning?




47. In which one of the following the data is transmitted in the form of bytes?




48. What is the standard form of UDR?




49. Which one of the following is an SPI register? All of the above




50. The transmitter type of LIN is ____________




51. The data rate of a UART is __________