If the computer is started in the following state, what will its final state be; and what, if an rint? Note that many of the values in RAM are random. 06 16 21 721 721 821 731 731 IR IC Card Reader: 686 06 500 792 722 906 522 452 13 03 T8 23 ACC 600 | 621 121 |822 128 129 14 04 09 19 24 683206 522 322 906 327 413 15 05 10 20 25 |018|013563 213 563 | 06 16 21 Clear & add
If the computer is started in the following state, what will its final state be; and what, if an rint? Note that many of the values in RAM are random. 06 16 21 721 721 821 731 731 IR IC Card Reader: 686 06 500 792 722 906 522 452 13 03 T8 23 ACC 600 | 621 121 |822 128 129 14 04 09 19 24 683206 522 322 906 327 413 15 05 10 20 25 |018|013563 213 563 | 06 16 21 Clear & add
Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
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
Transcribed Image Text:### Computer State Analysis and Interpretation
#### Initial State of the Computer's Memory:
**Memory Addresses (RAM contents):**
```
01: 721 06: 792 11: 621 16: 522 21: 018
02: 721 07: 722 12: 121 17: 322 22: 013
03: 821 08: 906 13: 822 18: 906 23: 563
04: 731 09: 522 14: 128 19: 327 24: 213
05: 731 10: 452 15: 129 20: 413 25: 563
```
#### Register State:
- **Instruction Register (IR):** 686
- **Instruction Counter (IC):** 06
- **Accumulator (ACC):** 683206
#### Card Reader Input:
- 500
- 600
#### Operation Codes:
- Clear & Add: 1
- Add: 2
- Subtract: 3
- Store: 4
- Multiply: 5
- Divide: 6
- Read: 7
- Print: 8
- Transfer Unconditionally: 9
- Transfer on Minus: 0
### Analysis Question:
- **Task:** Determine the final state of the system and any printed output, while bearing in mind that many values in RAM are random.
**Interpretation:**
The instruction set suggests a simple computer system capable of basic arithmetic, data storage, and program control tasks. The memory addresses contain a mix of data and possibly instructions.
**Execution Process:**
1. **Read Initial Instruction:**
- IR set to 686, likely a divide operation involving specific memory addresses or register values.
2. **Process:**
- Depending on the program logic and instruction, this involves performing arithmetic or control operations (e.g., read from or store to memory, manage control flow using transfers).
3. **Use of Card Reader:**
- Input values (500, 600) potentially used in calculations or conditions handled by the computer program.
4. **Control Flow:**
- Transfers might redirect program execution (e.g., unconditional or conditional based on accumulator value).
### Expected Outcomes:
-
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