Accounting Principles- Concepts. Conventions: Double Entry System of Book Keeping -Basic terms used in Accountancy - Journal Procedure Merits and Demerits - Ledger posting Procedure Merits and demerits. Cash Book: Simple Cash Book- Double Column Cash Book - Triple column cash book - Petty cashbook – Preparation - Merits and Demerits. Trial Balance: Need- Preparation- Uses- Trading and Profit and Loss Account- Balance Sheet of Sole Proprietary concerns with Simple Adjustments. Depreciation Accounting: Need–Objectives- Straight Line Method and Written down Method - Cash Budget- Need - Objectives - Preparation - Merits and Demerits.