Answer me this mcq question . I will upvote surely

Multiple Choice 1.0 point possible (ungraded, results hidden) Which of the following works as the detector of an IR sensor? IR LED IR Laser Diode IR Photodiode Both B and C Submit You have used 0 of 1 attempt Save Multiple Choice 1.0 point possible (ungraded, results hidden) While building a smart garden monitoring system, you're trying to grow plants in a controlled atmosphere. And you would like to measure the humidity in a controlled space for your project. What type of sensor or an aspect of a sensor is essential in measuring the moisture in the atmosphere? Capacitive Sensor. Both Resistive and Conductive. Thermal Conductivity. Resistive Sensor. Submit You have used 0 of 1 attempt Save Multiple Choice 1.0 point possible (ungraded, results hidden) Which of the following is the fastest in terms of read/write speed? | QLC SLC MLC TLC HDD Submit You have used 0 of 1 attempt Save Multiple Choice 1.0 point possible (ungraded, results hidden) For the Write mechanism of Magnetic Disk, which of the following statements are true? The write head consists of MR material that helps the magnetization of the medium Positive and negative electric signals are recorded as specific patterns in the platter surface Magnetic signals from the write head is required to write data Electrical resistance is used to write data Submit You have used 0 of 1 attempt Save