The Symbol mentioned is called a Null Character. It is considered as the terminating character used in strings to notify the end of the string to the compiler.
BrindhaPrathaban Answered question June 26, 2023
The null character (also null terminator) is a control character with the value zero
BrindhaPrathaban Answered question June 26, 2023
The null character (sometimes known as the null terminator) is a zero-valued control character. It can be found in various character sets, including the Baudot and ITA2 codes, ISO/IEC 646 (or ASCII), the C0 control code, the Universal Coded Character Set (or Unicode), and EBCDIC.
Vishalini.R Answered question June 26, 2023