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1. a register that holds the address of a memory location currently being accessed by the CPU
2. A unit of work or activity that needs to be completed.
3. A communication pathway that connects the various components within a computer system, allowing data and control signals to be transferred between them.
4. A bus in a computer architecture that is used to transmit data between the CPU and other hardware components.
5. A type of model that involves multiple autonomous entities or agents, each with their own goals and behavioral rules.
6. The process of carrying out the operation specified by an instruction using the data from registers and memory.
7. To fetch or obtain information or data from a source or memory location.
8. The process of transferring data between the computer and external devices, such as keyboards, monitors, and printers.
9. a small amount of storage in the central processing unit (CPU) that is used to store data or instructions temporarily during program execution
10. The last step in the instruction execution cycle, where the CPU carries out the instruction.
11. a register that stores data being transferred to and from the memory unit
12. A communication system that transfers data between components in a computer.
13. Management refers to the various mechanisms or processes that oversee and direct the input, process, and output of a system with the aim of attaining the intended results.
14. Actions or operations are carried out on the input data to convert it into output.
15. The second step of the Fetch-Decode-Execute Cycle, where the computer interprets the fetched instruction.
16. A simplified portrayal or abstraction of a real-world system, grasping its essential entities and their interconnections.
17. A type of model in which tasks are performed one after the other in a linear order.
18. The process of retrieving a program instruction from memory so that it can be executed by the CPU.
19. a register that keeps track of the address of the next instruction to be executed in a program