Questions with Answers on Issue and Redemption of Preference Shares and Debenture

Explain Preference Shares. What is the process of Issue and Redemption of preference shares?
What is Debenture?What are different Types of Debentures?
Explain the Coupon Rate.
What do mean by Accounting for Issue of Debenture?
What is Discount or loss on Issue of Debenture?
What is Redemption of Debentures?