Microprocessors - Engineering

Q1:

Which of the following is not a valid real constant in C?

A 1.2 e 2.0

B -2.3 e - 2

C -2.3 E 2

D -2.3 e 2

ANS:C - -2.3 E 2

In C real constant expressed in exponential form, mantissia and exponent should be separated by e(and not E).