Questions and Answers
What is the purpose of the Input/Output Interface?
To transfer information between internal storage and external I/O devices
Which devices are considered to be connected online to the computer?
Devices under direct control of the computer
What is a major difference between peripherals and the CPU and memory?
Peripherals are electromechnical and electromagnetic devices, while CPU and memory are electronic devices
Why might a synchronization mechanism be needed between peripherals and the CPU?
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What is the primary function of the I/O Subsystem of a computer?
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Study Notes
Input/Output Interface
- The purpose of the Input/Output Interface is to connect devices to the computer and facilitate communication between them.
Devices Connected Online
- Devices connected to the computer online include keyboards, mice, scanners, printers, and monitors.
Peripherals vs. CPU and Memory
- A major difference between peripherals and the CPU and memory is that peripherals are external devices, whereas the CPU and memory are internal components of the computer.
Synchronization Mechanism
- A synchronization mechanism may be needed between peripherals and the CPU to ensure that data is transmitted and received correctly, as peripherals operate at different speeds and may send or receive data at different times.
I/O Subsystem Function
- The primary function of the I/O Subsystem of a computer is to manage the flow of data between devices and the computer, enabling efficient and accurate data exchange.
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