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Computer Buses: Types and Functions

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Questions and Answers

What is the main function of a data bus?

Carry data from a device controller or port (correct)

Carry commands to an I/O device controller or port

Fetch instructions from memory

Store results of an instruction into memory

Which control signal is issued when the CPU is reading from an input port?

Memory Read

Memory Write

I/O Write

I/O Read (correct)

In a system bus, what does the address bus determine?

Speed at which data should be sent

Operation to be performed on data

Type of data to be sent

Where data should be sent (correct)

Which signal is used to synchronize slow memory or I/O ports with the fast CPU?

Ready (D) Signup and view all the answers

What different functions does a system bus combine?

Data bus, address bus, and control bus (D) Signup and view all the answers

What role does the control bus play in controlling the data and address lines?

Control access and use of the data and address lines (B) Signup and view all the answers

When is the Memory Write signal issued?

When performing a write operation with memory (B) Signup and view all the answers

Computer Buses: Types and Functions

Choose a study mode

Podcast

Questions and Answers

What is the main function of a data bus?

Which control signal is issued when the CPU is reading from an input port?

In a system bus, what does the address bus determine?

Which signal is used to synchronize slow memory or I/O ports with the fast CPU?

What different functions does a system bus combine?

What role does the control bus play in controlling the data and address lines?

When is the Memory Write signal issued?

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