Consider following reagents:
Which of the following are wrong statements
I) Acetaldehyde reduces Fehling's solution to Cu(II) oxide
II) Acetaldehyde is reduced by fehlings solution forming Cu2O precipitate
III) Ketones cannot reduce Fehling's solution
IV) Aldehydes can reduce Tollen's reagent into silver mirror
Digital signals
(i) Do not provide a continuous set of values,
(ii) Represent values as discrete steps,
(iii) Can utilize binary system, and
(iv) Can utilize decimal as well as binary systems.
Which of the above statements are true?
(a) (i) and (ii) only
(b) (ii) and (iii) only
(c) (i), (ii) and (iii) but not (iv)
(d) All of (i), (ii), (iii) and (iv).