Question: 3. What is the main function of the Instruction buffer register (IBR) in IAS model? 4. If the following instruction word is saved in

3. What is the main function of the Instruction buffer register (IBR)

3. What is the main function of the Instruction buffer register (IBR) in IAS model? 4. If the following instruction word is saved in the memory in IAS model : (0208D 06 08E) 16 a. What are the opcodes of the instructions? b. What are the descriptions of the instructions? 5. Given the memory content of the IAS computer shown below: ADDRESS 01A 01B 01C 023 024 CONTENTS 01023 0C024 210250A000 210260D01E 0000000024 0000000009 A. Show the assembly language code for the program starting at address 01A. B. -Explain what does the program do? C. What will be the contents of the memory locations at addresses 025 and 026 after executing the above instructions?

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