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Serial Transmission Interfaces Quiz

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Questions and Answers

What is the primary purpose of the Inter-Integrated Circuit (I²C) bus?

To facilitate synchronous serial communication between multiple master and slave devices (correct)
To allow for the transfer of large amounts of data at high speeds between connected devices
To provide a point-to-point communication interface between two devices
To enable asynchronous serial communication between multiple devices

What is the maximum data transfer rate supported in the High-speed mode of I²C?

3.4 Mbit/s (correct)
100 kbit/s
400 kbit/s
1 Mbit/s

Which of the following is a key characteristic of the Serial Peripheral Interface (SPI) bus?

It allows for asynchronous serial communication between devices
It uses a single shared data line for bidirectional communication
It is a multi-master, multi-slave, synchronous serial bus
It requires a separate clock line and data line for each connected device (correct)

What is the primary purpose of the Universal Asynchronous Receiver Transmitter (UART) interface?

To facilitate bidirectional, asynchronous serial communication between two devices (A) Signup and view all the answers

What is the primary purpose of the Universal Serial Bus (USB) interface?

To facilitate high-speed, bidirectional data transfer between a host and peripheral devices (D) Signup and view all the answers

Which of the following is a key characteristic of the RS-232 serial communication interface?

It is a point-to-point, asynchronous communication protocol (B) Signup and view all the answers

What is the primary difference between the I²C and SPI communication protocols?

I²C uses a shared data line, while SPI requires separate data lines for each connected device (D) Signup and view all the answers

Which of the following is a key advantage of the UART interface over the I²C and SPI interfaces?

UART is more suitable for long-distance communication (B) Signup and view all the answers

What is the main purpose of the clock line (SCL) in the I²C communication protocol?

To synchronize the data transfer between the master and slave devices (C) Signup and view all the answers

Which of the following is a key limitation of the RS-232 serial communication interface?

It is limited to relatively low data transfer rates (B) Signup and view all the answers

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