In the assembly instruction MOV a, b, which is the destination?

What is the function of the button on the Arduino Uno R3 board?

Which of the following hardware components can be controlled by both software and hardware?

Which of the following signals is used to demultiplex the address and data lines (AD0-AD7) in the 8085 microprocessor?

The unit in a computer that is responsible for handling data and calculating memory addresses is the:

Which type of interrupt allows the program to disable the interrupt by writing some instructions?

Which of the following interrupt types has the highest priority in 8086 microprocessors?

Statement 1: Address bus carries the location where data is to be stored.

Statement 2: Address bus is unidirectional.

Comment on the above two statements.

When the RET (Return) instruction is executed by a subroutine, what happens?