1. What are the main principles of source document design? 2. Provide suggestions for reducing input volume. 3. Describe modular design, and explain the two main prototyping methods.   Q

Principle of Source Document Design
Organization when present their financial transaction, it is known as paper trail and this paper trail are popularly known as source document. The main purpose of this source document is to capture the information, verify the data as well as the transaction documents appropriately and understand its substance. The main principles of any source document design are balance, proportion, order, contrast, similarity, and unity. These principles should be followed carefully and thoroughly by the designers in order to create an effective and attractive composition. With the help of source document design, any organization can easily have enough space both vertically as well as horizontally for the users in order to enter the data. With the help of this document design the organization could easily able to...