ASSIGNMENT 1 (Questions Based on CO 1) Note: Attempt all questions. 1. Justify in your words that computer organization and computer architecture are different. 2. Differentiate between RTL and micro-operations with proper examples. 3. Prove that Main Memory is an essential part of basic organization of a digital computer. Point out the shortcomings of the Von Neumann architecture also. 4. Classify various registers and Write the function of the PC, IR, MAR and MBR registers with proper microinstructions. 5. Explain the significance of the mode field in instruction format.differentiate direct addressing mode and indirect addressing mode with examples. 6. Relate register stack with array of contiguous memory locations and write down all microoperations for PUSH and POP operations.