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In Serial Communications, how many sections is a data packet divided into?(a) 1(b) 2(c) 3(d) 4This question was addressed to me by my school principal while I was bunking the class.My question is from Serial and Stream Communications topic in division Arduino Programming of Arduino

Answer»

Correct choice is (d) 4

For explanation I would say: The data PACKET is divided into 4 sections. The FIRST section being the start bit which is usually 1. After that COMES the data frame which holds the data which can range from being 5-BITS to 9-bits. The section after the data section comes the parity section which denotes whether the number of bits in the data packet is odd or even. The final section is the stop-bit. This section can hold upto 2 bits and is used to indicate the end of the data packet.



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