Computer Science - Computer Fundamentals - Discussion

Discussion Forum : Computer Fundamentals - Section 13 (Q.No. 21)

Computer Fundamentals

21.

The data bus in 8080A/8085 microprocessor is a group of

eight bidirectional lines that are used to transfer 8 bits between the microprocessor and its I/O and memory

sixteen bidirectional lines that are used for data transfer between the microprocessor and memory

eight unidirectional lines that are used for I/O devices

eight lines used to transfer data among the registers

None of the above

Answer: Option

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