I2C MCQ’s

Read Time:1 Minute, 21 Second

This set of Microcontroller Multiple Choice Questions & Answers (MCQs) focuses on “I2C”.

1. I2C is a faster means of data transfer than SPI?
a) yes
b) no
c) depends on the conditions
d) cant be said

2. Each slave has its unique address.
a) true
b) false
c) cant be said
d) depends on the conditions

3. The I2C bus uses which of the following lines?
a) CLK
b) MISO
c) SDA
d) All of the mentioned

4. Pull-up resistors Rp keep the lines at VCC when _____________
a) all the drivers are active
b) none of the drivers are active
c) some the drivers are at sleep
d) none of the drivers is at sleep

5. Which of the following is an issue while programming I2C using the software?
a) open-collector output
b) open-drain output
c) totem pole output
d) all of the mentioned

6. Is baud rate selected in I2C?
a) yes
b) no
c) cant be said
d) depends on the conditions

7. Rising edge on SDA while SCL is high denotes __________
a) start condition (S)
b) stop condition (P)
c) transfer in progress
d) none of the mentioned

7. Which of the following is the slave to be addressed when a device acts as a master?
a) UCB0I2COA
b) UCB0I2CSA
c) UCB0I2CIE
d) All of the mentioned

9. How is I2C with USI different from I2C with USI_B?
a) there is only one common pin between the two devices
b) here in this case no synchronization is important
c) the outputs of SDA and SCL are open drain
d) none of the mentioned

10. UCB0RXIFG is set when ________
a) complete byte is acknowledged
b) complete byte is transmitted
c) complete byte is received
d) none of the mentioned

Happy
Happy
0 %
Sad
Sad
0 %
Excited
Excited
0 %
Sleepy
Sleepy
0 %
Angry
Angry
0 %
Surprise
Surprise
0 %

Average Rating

5 Star
0%
4 Star
0%
3 Star
0%
2 Star
0%
1 Star
0%

Leave a Reply

Your email address will not be published. Required fields are marked *

Previous post SPI MCQ’s
Next post Asynchronous Serial Communication MCQ’s