CRR: According to Article 36 of the Bangladesh Bank Order 1972, every scheduled bank has to maintain Cash Reserve Ratio (CRR) (often called Cash Reserve Requirement) in the form of cash with BB the amount of which shall not be less than such portion of its total demand and time liabilities as prescribed by BB from time to time. Presently, the required CRR is 5.50% on a bi-weekly average basis and a minimum of 5.00% on a daily basis.

SLR: According to Section 33 of the Bank Company Act 1991, every scheduled bank has to maintain Statutory Liquidity Ratio (SLR) in the form of cash or gold or un-encumbered approved securities the market value of which shall not be less than such portion of its total demand and time liabilities as prescribed by BB from time to time. The required SLR is 13% daily for conventional banks and 5.5% daily for Islamic Shari'ah based banks and Islamic Shari'ah based banking of conventional banks.

Here are more videos;
1. Large Loan || Single Borrower Exposure Limit || Non-Conforming Exposure
https://youtu.be/mYiQmOKjpnE
2. Mortgage & Types of Mortgages in Banking || Transfer of Property Act- 1882 (TPA Act)
https://youtu.be/7fAJyOw2jeU
3. Endorsement of Cheque
https://youtu.be/luISJDFnZq0
4. Crossing Of Cheque
https://youtu.be/W-mrg467l5E
5. Payment in due course
https://youtu.be/4NUk9thYd0M