Out of following, which are the objectives of Information Technology Act? (i) To recognize e-commerce transactions. (iii) To pay stamp duty online. (ii) To allow chat between persons. (iv) Both (i)...

(i) To recognize e-commerce transactions. (iii) To pay stamp duty online.

(ii) To allow chat between persons. (iv) Both (i) and (iii).

 is the key of the key pair used to creating digital signature.

(i) Public key (iii) Both (i) and (ii)

(ii) Private key (iv) Pass key