Q3\ identify the true or false sentence and correct the error from 6 only... 1. A/D conversion is not needed in the smart sensor. 2. Input signal to smart sensor is fed from Transducer 3. Output of smart sensors will of Analog and digital 4. A (LM) guide is used to decrease the accuracy and smoothness of the linear movement. 5. Decoding in which the sequence of digital input values is transformed into a corresponding series of analog values at discrete time intervals. 6. The part that monitors the inputs and makes decisions in a PLC is the CPU. 7. To decrease the number of inputs and outputs of the PLC, one can use expansion modules.