Computer Basic Information
What Does BIOS Stand For?

Backup Input Output System
Battery Integrated Operating Setup
None of these
Better Integrated Operating System
Basic Input Output System

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Computer Basic Information
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
None of these
eight lines used to transfer data among the registers
eight unidirectional lines that are used for I/O devices

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